canonical · 0.0 capability

SDK

Score 31.1 / 100 357 providers +323 via APIs 654 APIs Search apis.io →

Variants seen in the corpus: SDKSDKsSdksdKs

Providers using this tag (357)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 2 Complete, well-documented, and agent-ready

Cvent RegistrationAttendee ManagementAttendeesConferencesEvent Management2 APIs82.0 Cvent Event CloudAttendee HubAttendeesBulkContacts2 APIs69.9

Strong 8 Solid coverage with minor gaps

General TranslationCompanyInternationalizationLocalizationTranslation1 API64.3 BufCode GenerationgRPCKafkaOpen-Source2 APIs61.0 DwollaPaymentsACHBank TransfersFintech19 APIs60.2 Suki AIHealthcareAmbient AIClinical DocumentationVoice AI3 APIs57.8 Lucra SportsGamingSportsGamificationLoyalty1 API56.6 Swagger CodegenClient LibrariesCode GenerationOpen-SourceOpenAPI3 APIs56.2 DaggerBuild AutomationBuildKitCI/CDContainers1 API55.9 API LeagueAPI MarketplaceBooksDeveloper ToolsFood1 API54.9

Developing 49 Usable, with meaningful gaps to close

Thin 97 Limited public surface area

Emerging 148 Early or largely undocumented

Minimal 36 Almost no public developer surface

AudiomobAdvertisingAudioGamingMonetization10.9 SanloCompanyEntertainmentGamingPayments10.5 Unitree RoboticsRoboticsQuadruped RobotsHumanoid RobotsRobot Dog10.3 roliCompanyMusicMusic TechnologyMusical Instruments9.6 KinveyCompanyBackend-as-a-ServiceMobile8.9 StrideCompanyCrypto Web3Liquid StakingCosmos8.9 Biren TechnologyCompanyGPUAI ChipsSemiconductors8.8 BloctoCompanyWeb3WalletsBlockchain8.8 Perennial LabsCompanyDefi DerivativesDeFiPerpetuals8.8 BrainCoCompanyHealthcareNeurotechnologyBrain-Computer Interface8.7 Zogo FinanceCompanyFinancial LiteracyFinancial EducationFintech8.6 Ionic SecurityCompanyEnterpriseSecurityData Protection8.5 Jam.ggCompanyGamingCloud GamingGames8.2 ironSourceMobileMobile GamesGame DevelopmentAdvertising7.8 Rally NetworkCompanyWeb3Blockchain1 API7.8 LaunchKitCompanyEnterpriseMobileDeveloper Tools7.5 Habana LabsCompanyArtificial IntelligenceMachine-LearningAI Accelerators7.2 Downjoy (当乐网)CompanyMobile GamesGamingGame Distribution6.9 Indoo RsCompanyIndoor PositioningIPsIndoor Mapping6.9 StreamrootCompanyInfrastructure SaasVideoStreaming6.8 CegaCompanyCryptoDeFiDerivatives6.6 Fritz.aiCompanyMachine-LearningArtificial IntelligenceMobile6.4 Zebec NetworkCompanyPaymentsPayrollBlockchain6.4 Mangata FinanceCompanyDeFiDecentralized ExchangeBlockchain6.1 Fourier IntelligenceCompanyHealth TechRoboticsRehabilitation Robotics5.6 Brooktrout TechnologyCompanyFaxTelephonyVoice5.0 EnvariantCompanyArtificial IntelligenceInterpretabilityFoundation Models5.0 Escher RealityCompanyAugmented RealityComputer-VisionMobile5.0 IomobCompanyMobilityMobility As A ServiceMaaS5.0 Quago Technologies LTDCompanyGamingAnalyticsFraud Detection5.0 WebMyndCompanyMobileCross-PlatformDeveloper Tools5.0 Text'nPayMeCompanyPaymentsFintechEmbedded Payments4.6 Semantic KernelAgentsArtificial IntelligenceLLMOrchestration4.4 CYBAVOCompanyCryptocurrencyDigital Asset SecurityWallets3.7 Carevision Inc.CompanyHealthHealthcareDigital Health3.3 MovenCompanyFintechBankingFinancial-Services2.4

Unrated 17 Not yet scored

AirbriteCompanyCommerceOrder ManagementPayments AnkiCompanyRoboticsArtificial IntelligenceConsumer Electronics BinpressCompanySource Code MarketplaceDeveloper Tools BumpCompanyMobileFile SharingData Transfer card.ioCompanyPaymentsMobile FiftyThreeCompanyCreativityDesignMobile FleksyCompanyKeyboardMobile GestoosCompanyComputer-VisionGesture RecognitionTouchless Interaction HeyzapCompanyAdvertisingMobileGaming KamcordCompanyMobileGamingVideo Kik (Kin)CompanyCryptoCryptocurrencyBlockchain MoPubCompanyMobileAdvertisingAdTech PlacenoteCompanyAugmented RealitySpatial Computing ScoreloopCompanyGamingSocialMobile StamplayCompanyBackend-as-a-ServiceAPI IntegrationLow-Code UninstallCompanyMobile AnalyticsUninstall TrackingMobile Apps WupimaCompanyMobileMarketingSMS

APIs with this tag (650)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 25 Complete, well-documented, and agent-ready

Salesforce Mobile SDKThe Salesforce Mobile SDK provides libraries and tools for building native and hybrid mobile applications o...87.5 HubSpot Calling Extensions APIThe calling extensions SDK enables apps to provide a custom calling option to HubSpot users directly from C...87.1 OpenAI Agents SDKThe OpenAI Agents SDK is a lightweight framework for building multi-agent workflows in Python and TypeScrip...82.9 Power Query Connectors APIAPI for building and managing custom data connectors for Power Query using the M language and Connector SDK.80.0 Power Query SDKDevelopment toolkit for building custom Power Query connectors using Visual Studio Code, including project ...80.0 Didomi Android SDKDidomi's Android and Android TV SDK delivers native consent notices, preference popups, and TCF / GPP / Did...76.6 Didomi Cross-Platform SDKs (React Native, Flutter, Unity, Vega OS, AMP)Didomi maintains first-party CMP plugins for React Native, Flutter, Unity (games and game consoles), Vega O...76.6 Didomi iOS SDKThe iOS / tvOS / Mac Catalyst SDK renders Didomi consent notices and preference centers natively in Swift a...76.6 Didomi Web SDKThe Didomi Web SDK is the browser-side library that renders consent notices, preference centers, and privac...76.6 Veeva Vault Java SDKThe Veeva Vault Java SDK (VAPIL) is an open-source Java-based REST API client for the Vault REST API. Provi...75.6 Iterable Android SDKThe Iterable Android SDK provides native integration between Android applications and the Iterable marketin...73.0 Iterable iOS SDKThe Iterable iOS SDK allows developers to integrate Iterable's marketing automation features into native iO...73.0 Iterable React Native SDKThe Iterable React Native SDK enables developers to integrate Iterable's marketing automation capabilities ...73.0 Iterable Web SDKThe Iterable Web SDK enables developers to integrate Iterable's marketing automation capabilities directly ...73.0 Postman sdKs APIThe sdKs API from Postman — 6 operation(s) for sdks.72.5 Salla Twilight SDKJavaScript SDK and Twig-based theme engine for the storefront. Provides helper methods and REST proxies tha...72.4 Jitterbit Connector SDK REST APIAPIs for registering and managing connectors created with the Jitterbit Connector SDK — log in to Harmony, ...70.1 MATLAB Compiler SDK APIBuild C/C++ shared libraries, .NET assemblies, Java classes, and Python packages from MATLAB programs for i...69.7 HERE SDK for AndroidNative Android SDK with maps, routing, search, navigation, and offline capabilities for mobile applications.68.4 HERE SDK for FlutterFlutter SDK wrapping HERE Mobile SDK capabilities for cross-platform mobile applications.68.4 HERE SDK for iOSNative iOS SDK with maps, routing, search, navigation, and offline capabilities for mobile applications.68.4 New Relic Mobile SDKThe New Relic Mobile SDK provides iOS and Android APIs for extending mobile monitoring data collection beyo...68.1 New Relic Telemetry SDKsThe New Relic Telemetry SDKs are open source client libraries for sending metrics, events, logs, and traces...68.1 Canvas Medical SDKA Python SDK that enables developers to build plugins that execute natively within the Canvas EMR infrastru...67.8 Canva Apps SDKBuild apps that extend Canva's editor with custom functionality, content, and integrations.67.1

Strong 76 Solid coverage with minor gaps

ArcGIS API for PythonThe ArcGIS API for Python provides a Pythonic interface for GIS capabilities including data management, spa...65.8 ArcGIS Maps SDK for JavaScriptThe ArcGIS Maps SDK for JavaScript enables web developers to build compelling 2D and 3D mapping application...65.8 Clerk Astro SDKAdapter for the Astro framework with components and middleware.65.8 Clerk C# / .NET SDKOfficial C# / .NET SDK for the Clerk Backend API.65.8 Clerk Expo SDKExpo / React Native bindings for Clerk supporting OAuth via deep links, secure session storage, and biometr...65.8 Clerk Go SDKOfficial Go SDK for the Clerk Backend API.65.8 Clerk Java SDKOfficial Java SDK for the Clerk Backend API.65.8 Clerk JavaScript SDKOfficial ClerkJS browser library and monorepo of framework adapters (Next.js, React, Expo, React Router, As...65.8 Clerk Next.js SDKNext.js integration covering App Router and Pages Router, middleware, route handlers, server components, an...65.8 Clerk Node.js SDKBackend SDK for Node.js (@clerk/backend / @clerk/express / @clerk/fastify) that wraps the Backend API and v...65.8 Clerk PHP SDKOfficial PHP SDK for the Clerk Backend API.65.8 Clerk Python SDKOfficial Python SDK for the Clerk Backend API.65.8 Clerk React Router SDKAdapter for React Router v7 (Remix successor) covering loaders, actions, and server-rendered authentication.65.8 Clerk React SDKReact components, hooks, and providers from the @clerk/clerk-react package for plain React SPAs.65.8 Clerk Ruby SDKOfficial Ruby SDK for the Clerk Backend API, with a Rails integration.65.8 Clerk TanStack Start SDKAdapter for TanStack Start (React full-stack framework) with route-level authentication helpers.65.8 Dolby OptiView PlayerCross-platform video playback (formerly THEOplayer) for web, Android/Fire TV, iOS/tvOS, Roku, React Native ...65.7 Red5 Core SDKThe Red5 Core SDK is a native client library for building real-time streaming applications on Linux, Window...65.6 Red5 Pro Android Streaming SDKThe Red5 Pro Android Streaming SDK is a native Android library for integrating real-time live streaming pub...65.6 Red5 Pro iOS Streaming SDKThe Red5 Pro iOS Streaming SDK is a native iOS library for integrating real-time live streaming publish and...65.6 Red5 Pro WebRTC SDKThe Red5 Pro WebRTC SDK is a JavaScript library for integrating low-latency live streaming publish and subs...65.6 Snapchat Camera KitCamera Kit enables developers to integrate Snap's AR camera technology directly into iOS, Android, and web ...65.3 Barndoor Go SDKGo SDK for the Barndoor AI Platform. Server-side client for registering agents, managing MCP servers and po...65.1 Barndoor Python SDKPython SDK for the Barndoor AI Platform. Wraps the Platform REST API, handles Auth0 PKCE login (`loginInter...65.1 Barndoor TypeScript SDKTypeScript SDK for the Barndoor AI Platform. Browser- and Node-friendly client for Auth0 PKCE login, govern...65.1 Cerbos Rust SDKRust SDK for Cerbos, the policy-decision-point used by Barndoor for attribute-based access control. Lets Ru...65.1 Official MCP Rust SDKThe official Rust SDK for the Model Context Protocol. Maintained under the Barndoor AI GitHub organization;...65.1 CloudKit FrameworkThe native CloudKit framework for iOS, iPadOS, macOS, tvOS, watchOS, and visionOS. Provides programmatic ac...65.0 CloudKit JSCloudKit JS is Apple's JavaScript SDK that wraps the CloudKit Web Services REST API for browser apps. It pr...65.0 Azure Quantum Python SDKPython SDK for submitting jobs to Azure Quantum. Supports Q#, Qiskit, Cirq, and pass-through provider input...64.8 Koala SDK APIBootstrap configuration used by the client-side pixel.64.3 Bloomberg BLPAPI (Desktop API)BLPAPI is Bloomberg's core programming interface for the Bloomberg Terminal Desktop API, Server API (SAPI),...64.2 Vim Canvas SDK (VimOS.js)The Vim Canvas developer platform and VimOS.js JavaScript SDK for embedding applications at the point of ca...64.2 Dolby OptiView Player SDK (THEOplayer)Cross-platform video player (formerly THEOplayer) with SDKs for Web, Android, iOS & tvOS, React Native, Flu...63.1 Gladly Chat SDKJavaScript chat widget loaded from the Gladly CDN. Exposes `Gladly.init`, `show`, `close`, `setUser`, `star...62.7 Gladly Sidekick Android SDKKotlin SDK (Android Q / API 29+) for embedding the Gladly Sidekick chat experience in Android apps. Provide...62.7 Gladly Sidekick iOS SDKSwift SDK (v1.2.5, iOS 11+) for embedding the Gladly Sidekick chat experience in iOS apps. Ships `Gladly`, ...62.7 Medusa JS SDK (@medusajs/js-sdk)Official TypeScript / JavaScript SDK wrapping the Store and Admin REST APIs - typed clients, auth helpers, ...62.7 Sentry SDK APISentry provides official SDKs for 22+ platforms including JavaScript, Python, PHP, .NET, Java, Go, Ruby, Ru...62.6 Gridspace SDK APISDK lifecycle utilities.62.0 Boomi Connector Deployment APIThe Boomi Connector Deployment API provides programmatic access to deploy connectors created using the Boom...61.0 Buf Schema Registry (BSR)The Buf Schema Registry (BSR) is a centralized repository for managing, distributing, and documenting Proto...61.0 Dataverse Organization Service SDK.NET SDK providing strongly-typed access to Microsoft Dataverse through the IOrganizationService interface ...60.8 Appian Integration SDKThe Appian Integration SDK enables developers to build connected system plug-ins that extend Appian's low-c...60.7 Appian UI SDKThe Appian UI SDK lets developers design custom component plug-ins to extend Appian interfaces by adding ne...60.7 WSO2 SDKs APIThe SDKs API from WSO2 — 2 operation(s) for sdks.60.6 CI HUB Integration SDKThe other direction of the CI HUB platform. A DAM, MAM, PIM, CMS, stock or cloud-storage vendor writes an i...60.2 Playable Campaign SDKBrowser-side JavaScript SDK (`@playable-marketing/campaign-sdk`) that exposes a promise-based `window.sdk` ...60.2 Kentico .NET Content APIServer-side .NET API for content item queries, object queries, file system operations, and database access ...60.0 Geneos Toolkit (Scripting) Plug-inScripting integration point where any executable that emits CSV on stdout becomes a Geneos sampler. The Too...59.5 Materials CommonsMaterials-science data repository for storing, sharing and publishing research datasets and workflows, oper...59.2 Corva Dev CenterCorva Dev Center is an SDK and app hosting environment for building custom applications on top of Corva dat...59.0 Moov Backend SDKsMoov provides official server-side client libraries for interacting with the Moov API across multiple progr...58.9 Fasten Stitch Client SDKsStitch is Fasten Connect's client-side embeddable component that lets a patient pick their healthcare provi...58.8 fhir-reactMIT-licensed React component library for rendering FHIR resources, useful for building patient portals and ...58.8 gofhir-modelsApache 2.0 licensed Go client library and generated FHIR resource models used by Fasten's services to parse...58.8 Azure Event Hubs SDKClient libraries for various programming languages to interact with Event Hubs.58.6 Office Open XML SDK.NET SDK for programmatically creating and manipulating Word documents using Open XML format.58.5 Biconomy AbstractJS SDKAbstractJS (@biconomy/abstractjs) is Biconomy's TypeScript-first SDK with a Viem-inspired API. Wraps the Su...58.3 Mastercard MCBP Mobile Payment SDKSimplifies the development of Mastercard Cloud-Based Payments (MCBP) applications for Android and iOS devic...58.2 Stytch Sdk APIThe Sdk API from Stytch — 2 operation(s) for sdk.58.2 Suki Platform REST APIThe Suki Platform REST API and SDKs let healthcare technology partners embed Suki's ambient clinical docume...57.8 DataHub Java SDKJava client for interacting with DataHub. The io.acryl datahub-client package offers REST emitter APIs that...57.4 DataHub Python SDKPython client for interacting with DataHub. The acryl-datahub package provides a CLI and SDK for DataHub, i...57.4 CirqCirq is an Apache 2.0 Python framework for designing, manipulating, simulating, and executing Noisy Interme...57.3 Configuration Manager SDKSoftware Development Kit for extending and integrating with Configuration Manager, including WMI providers,...56.8 Intune App SDKSDKs for iOS and Android that enable mobile apps to support Intune app protection policies. Allows develope...56.8 Intune PowerShell SDKPowerShell module providing native cmdlet support for invoking the Microsoft Intune Graph API. Enables IT a...56.8 Wahoo Android APINative Android SDK for interacting with Wahoo devices over BLE/ANT+ and integrating with the Wahoo Cloud. D...56.7 Wahoo iOS APINative iOS SDK for interacting with Wahoo devices directly over BLE/ANT+ and integrating with the Wahoo Clo...56.7 Dagger Engine GraphQL APIThe Dagger Engine exposes a unified, introspectable GraphQL type system at a per-session endpoint. The sche...55.9 Dagger SDKsNative SDKs for Go, Python, TypeScript, PHP, Java, .NET, Elixir, and Rust that generate strongly typed clie...55.9 Truework.js (Truework Direct)Truework.js is the client-side JavaScript library that powers Truework Direct, the borrower-driven (consume...55.1 API League PlatformThe API League Platform exposes 55 read-only GET operations across twelve categories: Books (2), News (3), ...54.9 Amazon Connect Streams SDKAmazon Connect Streams is a browser-based integration API and JavaScript SDK that enables embedding and con...54.8 Lumos Connector SDKThe Lumos Connector SDK allows developers to build custom connectors that integrate third-party application...54.6

Developing 228 Usable, with meaningful gaps to close

Thin 229 Limited public surface area

Pipecat Framework (Python SDK)Open-source (BSD 2-Clause) Python framework whose interface is the pipecat-ai library, not a REST API. Appl...39.2 Arcjet SDKsThe primary, supported interface to Arcjet. SDKs ship for Node.js, Next.js, Bun, Deno, SvelteKit, NestJS, R...39.1 MirrorFly Chat Platform APIREST/HTTP API for chat and messaging (User and Admin APIs) with JSON payloads. Production base URL is tenan...39.1 QlikView QVX SDK APIThe Qlik data eXchange (QVX) SDK enables developers to build custom connectors for integrating external dat...39.0 Split Java SDKThe Split Java SDK provides server-side feature flag evaluation for Java and JVM-based applications with lo...39.0 Split JavaScript SDKThe Split JavaScript SDK provides client-side integration for feature flag evaluation in browser-based appl...39.0 Split Node.js SDKThe Split Node.js SDK enables server-side feature flag evaluation for Node.js applications with local evalu...39.0 Split Python SDKThe Split Python SDK enables server-side feature flag evaluation for Python applications, suitable for Djan...39.0 Split React SDKThe Split React SDK provides React-specific components and hooks for integrating feature flags including a ...39.0 hCaptcha Mobile SDKshCaptcha publishes native iOS and Android SDKs (with React Native and Flutter wrappers) so mobile apps can ...38.9 Euler V2 TypeScript SDKThe recommended TypeScript entry point for applications, bots, scripts, and operational tooling built on Eu...38.8 FernFern transforms a single API source of truth (OpenAPI, AsyncAPI, Protobuf, OpenRPC, or the Fern Definition ...38.7 Typeform Embed SDKJavaScript embed SDK for inline / popup / fullscreen / sidetab / popover / slider experiences in your own w...38.7 Union CLI & SDKThe union and pyflyte command-line tools plus the Flytekit and Union Python SDKs - the primary, fully-docum...38.7 Arbitrum Orbit SDKTypeScript SDK and tooling for deploying and operating Orbit chains — custom Arbitrum L2 / L3 chains that s...38.6 Arbitrum SDKOfficial TypeScript SDK (@arbitrum/sdk) for cross-chain interactions — building L1-to-L2 and L2-to-L1 messa...38.6 Stylus SDK (Rust)Stylus lets developers write EVM-compatible smart contracts in Rust, C, and C++ that compile to WASM and ru...38.6 CometChat Realtime & Client SDKClient SDKs (JavaScript, React, React Native, Android, iOS, Flutter, Ionic) connect over a managed WebSocke...38.4 Rubrik PowerShell ModuleFully-supported PowerShell module for automating Rubrik Security Cloud using cmdlets that wrap the underlyi...38.4 Veritas Cluster Server Java APIJava-based API for integrating VCS management into enterprise applications.38.2 Veritas Cluster Server Python APIPython SDK for programmatic cluster management and automation.38.2 KiotaKiota generates strongly-typed, lightweight API clients from OpenAPI descriptions in C#, Dart, Go, Java, PH...38.1 Polygon ID JavaScript SDKThe JS-SDK enables browser-based applications, extensions, and dApps to implement identity wallet functiona...38.1 Docling Core TypesCanonical `DoclingDocument` data model and serialization primitives — text, tables, pictures, layout, hiera...37.9 Docling Java BindingsA Java API for Docling that lets JVM applications call into the Docling pipeline. Complementary to `docling...37.9 Docling TypeScriptTypeScript/JavaScript types and helpers for consuming Docling output (DoclingDocument JSON, DocTags) in Nod...37.9 Docling4jBrings Docling document understanding into Java projects with idiomatic Java APIs over the Docling serializ...37.9 Hyperliquid Python SDKOfficial Python SDK for the Hyperliquid REST and WebSocket APIs. Handles EIP-712 signing, action serializat...37.9 Hyperliquid Rust SDKOfficial Rust SDK for the Hyperliquid REST and WebSocket APIs, suited for high-performance market-making an...37.9 Nomic Python SDKOfficial Python client (nomic) for the Atlas platform, embedding API, and dataset/map workflows.37.8 Nomic TypeScript SDKOfficial TypeScript / JavaScript client for the Nomic Atlas API.37.8 Triplit Client SDKTypeScript/JavaScript client library for interacting with Triplit databases locally and remotely. Provides ...37.8 SuperRare Profile & Creator APISDK and CLI for programmatic management of rare.xyz creator profiles, storefronts, products, posts, social ...37.7 Kalshi Python Starter KitOfficial Python starter / SDK published by Kalshi for connecting to the Trade REST API and WebSocket stream...37.6 Lightly Self-Supervised Learning SDK (OSS)The open-source (Apache-2.0) lightly Python library for self-supervised representation learning on images (...37.6 MOSTLY AI Synthetic Data SDKOpen-source Python SDK (mostlyai, Apache 2.0) for training generators and producing synthetic data. Runs in...37.5 Roblox Engine API (Luau)The Roblox Engine API is the in-engine scripting surface used inside experiences and Studio plugins. It is ...37.5 Sejda SDKOpen-source (AGPLv3) Java library for PDF manipulation - merge, split, rotate, encrypt, watermark, and more...37.2 Vocode Open Source Libraryvocode-core, the MIT-licensed Python library for building voice-based LLM agents with pluggable STT, LLM, a...37.2 Service Fabric SDKService Fabric SDK provides client libraries for .NET, Java, and Go for building Service Fabric services an...37.1 Surge Python SDKOfficial Python SDK (surge-api on PyPI) wrapping the Surge API. Requires Python 3.10+, MIT-licensed, and la...37.0 GS Quant Python ToolkitGS Quant is Goldman Sachs' open-source Python toolkit for quantitative finance, distributed on GitHub and P...36.9 Promptfoo Node.js LibraryThe Promptfoo Node.js package exposes the same evaluation engine programmatically so developers can embed e...36.9 Authsignal .NET SDKOfficial C# / .NET SDK for the Authsignal Server API.36.7 Authsignal Android SDKNative Android (Kotlin) SDK for passkeys, push, and OTP challenges in Android applications.36.7 Authsignal Browser SDKJavaScript / TypeScript browser SDK wrapping the Client API and WebAuthn / passkey ceremonies for web appli...36.7 Authsignal Flutter SDKFlutter (Dart) SDK wrapping the iOS and Android native SDKs.36.7 Authsignal Go SDKOfficial Go SDK for the Authsignal Server API.36.7 Authsignal iOS SDKNative iOS (Swift) SDK for passkeys, push, and OTP challenges in iOS applications.36.7 Authsignal Java SDKOfficial Java / Kotlin SDK for the Authsignal Server API.36.7 Authsignal Node.js SDKOfficial server-side SDK for Node.js / TypeScript wrapping the Server API.36.7 Authsignal PHP SDKOfficial PHP SDK for the Authsignal Server API.36.7 Authsignal Python SDKOfficial server-side Python SDK for the Authsignal Server API.36.7 Authsignal React Native SDKReact Native wrapper around the iOS and Android SDKs.36.7 Authsignal Ruby SDKOfficial Ruby SDK for the Authsignal Server API.36.7 Tonic ValidateTonic Validate is an open-source RAG evaluation framework and metrics platform for measuring retrieval-augm...36.5 Bloomberg BLPAPICore Bloomberg API providing a unified programming interface for Desktop API, Server API, B-PIPE, and Platf...36.4 Nomba Checkout SDKThe Nomba Checkout SDK provides pre-built plugins and client libraries for integrating Nomba payment accept...36.4 Bot Builder SDKLibraries for building conversational AI bots in C#, JavaScript, Python, and Java.36.2 Lucid Embed SDK & APIEmbed Lucid diagrams and whiteboards into external apps with read-only or interactive viewing, and listen t...36.0 Lucid Extension APIBuild extensions that run inside Lucidchart, Lucidspark, and Lucidscale editors. Read and modify canvas con...36.0 XMTP Agent SDKNode.js SDK tailored for building AI agents and bots on the XMTP network. Enables agents to participate in ...36.0 XMTP Android SDKNative Kotlin SDK for integrating XMTP encrypted messaging into Android applications. Supports wallet-based...36.0 XMTP iOS SDKNative Swift SDK for integrating XMTP encrypted messaging into iOS applications. Provides wallet-based auth...36.0 XMTP JavaScript/TypeScript SDKClient SDK for browsers and Node.js enabling applications to send and receive end-to-end encrypted messages...36.0 XMTP React Native SDKCross-platform SDK for building XMTP encrypted messaging into React Native and Expo applications. Bridges t...36.0 Apache HttpComponents Java SDKMaven artifact for Apache HttpComponents HttpClient 5.x providing full HTTP client functionality including ...35.9 Friendly Captcha Framework SDKsFriendly Captcha publishes open-source wrappers for React, Vue, and Angular that expose the widget as an id...35.9 Manifold Studio Apps APIREST API backing Manifold's Client SDK, providing product instance data and purchase preparation informatio...35.9 Apollo ClientApollo Client provides libraries and integrations for connecting to Apollo.io's sales platform from externa...35.8 Gusto Embedded React SDKThe Gusto Embedded React SDK provides pre-built UI flows and components that platforms can drop into their ...35.8 WattTime Python ClientOfficial Python SDK for the WattTime API providing simplified access to real-time, forecast, and historical...35.7 Apache Geode Java Client APIJava API for cache operations, continuous queries, function execution, and data serialization in Apache Geo...35.6 Eventbrite Python SDKThe Eventbrite Python SDK is an open-source client library maintained by Eventbrite that provides idiomatic...35.6 Maxar Geospatial Platform Python SDKOfficial Python SDK (maxar-platform on PyPI) wrapping the MGP / Vantor Hub APIs for discovery, ordering, mo...35.6 Visteon Phoenix SDKThe Phoenix Software Development Kit provides development tools for building automotive infotainment applic...35.6 Apache Hive JDBC APIJDBC interface to HiveServer2 for standard SQL client connectivity, supporting parameterized queries, resul...35.4 notation-go Librarynotation-go is the official Go library for signing and verifying OCI artifacts using the Notary Project spe...35.4 Kittl SDK & App PlatformThe Kittl SDK is the bridge between a sandboxed app and the Kittl editor host. It exposes async namespaces ...35.2 TiKV Java ClientThe official Java client for TiKV. Supports raw key-value operations and transactional operations via gRPC....35.1 TiKV Python ClientThe official Python client for TiKV supporting raw and transactional key-value operations.35.1 TiKV Rust ClientThe official Rust client for TiKV providing raw and transactional key-value access to TiKV clusters.35.1 Obsidian Plugin APIIn-app TypeScript/JavaScript Plugin API for building Obsidian plugins. Plugins access the Vault, Workspace,...34.9 Rockwell Automation Logix Designer SDKThe Studio 5000 Logix Designer Software Development Kit (LDSDK) provides programmatic access to Logix contr...34.9 starknet-rs SDKRust SDK for Starknet with high-performance providers, accounts, contract bindings, ABI codegen, and Cairo ...34.9 starknet.js SDKJavaScript / TypeScript SDK for Starknet — providers, accounts, contract classes, ABI parsing, transaction ...34.9 starknet.py SDKPython SDK for Starknet maintained by Software Mansion, covering account / contract interaction, Cairo ABI ...34.9 SVN Python BindingsPython bindings for Subversion C libraries, providing access to client and repository operations via pysvn ...34.9 SVNKit Java LibrarySVNKit is a pure Java Subversion client library providing full access to Subversion repository and working ...34.9 Wix JavaScript SDKThe Wix JavaScript SDK provides modular npm packages for accessing Wix business solutions and site data fro...34.9 Atla SDK APIThe SDK API from Atla — 3 operation(s) for sdk.34.8 Apache Hudi Java APIJava API for writing Hudi tables with upserts, inserts, and deletes, plus timeline management, compaction, ...34.7 AxelarJS SDKJavaScript/TypeScript SDK wrapping common cross-chain operations on the Axelar network. Key classes include...34.7 PagSeguro .NET SDKOfficial .NET / C# integration library for PagSeguro / PagBank.34.7 PagSeguro Java SDKOfficial Java integration library for PagSeguro / PagBank.34.7 PagSeguro PHP SDKOfficial PHP integration library for PagSeguro / PagBank.34.7 PagSeguro Ruby SDKOfficial Ruby integration library for PagSeguro / PagBank.34.7 BandChain.js SDKBandChain.js is a comprehensive TypeScript library for seamless interaction with BandChain and Cosmos SDK b...34.6 PyBand Python SDKPyBand is a Python SDK that offers a comprehensive set of features for interacting with BandChain via gRPC....34.6 Scrapfly SDKsOfficial SDKs for Python, TypeScript, Go, Rust, and Scrapy with full feature coverage across every language...34.6 ai-coustics SDKReal-time speech-enhancement SDK (Quail, Rook, Quail VAD, Quail Voice Focus, Tyto) with a JWT token-minting...34.3 Snorkel Flow SDK / PlatformThe Snorkel Flow Python SDK (snorkelflow) drives the platform programmatically, connecting to a customer's ...34.2 GMX TypeScript SDKOfficial @gmx-io/sdk package shipping two clients: GmxSdk (SDK v1) for full read/write access via RPC, and ...33.9 Modal Cron and Scheduled FunctionsRun functions on a recurring schedule using modal.Period or modal.Cron passed to @app.function(schedule=......33.7 Modal Dicts and QueuesDistributed key-value store (modal.Dict) and distributed queue (modal.Queue) for passing state and messages...33.7 Modal Functions and Remote InvocationDecorate Python functions with @app.function to run them remotely on Modal's cloud. Invoke deployed functio...33.7 Modal Images and GPUDefine container images programmatically with modal.Image (from_registry, debian_slim, pip_install, run_com...33.7 Modal SecretsSecurely inject environment variables and credentials into functions and sandboxes via modal.Secret, manage...33.7 Modal VolumesDistributed, high-performance file system volumes for sharing state across functions and containers, manage...33.7 Jitsi Meet Electron SDKElectron toolkit for embedding Jitsi Meet inside a desktop application, including remote control, always-on...33.5 Jitsi Meet Mobile SDK (Android, iOS, React Native)Native mobile SDKs that embed the full Jitsi Meet experience inside Android and iOS applications, plus a Re...33.5 Jitsi Meet React SDKReact component wrapper around the Jitsi Meet IFrame API that provides idiomatic and co33.5 Carbone Render Engine (Open Source)Open-source Node.js library that powers the rendering engine. Embed directly in your application; render te...33.3 EigenCompute SDK & CLIEigenCompute lets developers run arbitrary code in any language, with the execution secured by restakers an...33.3 EigenSDK (Go)Go SDK for building AVS operator software and AVS-side services on top of EigenLayer. Provides typed bindin...33.3 EigenSDK (TypeScript)TypeScript SDK for interacting with the EigenLayer restaking protocol and AVS contracts from Node.js and br...33.3 Craft eXtension APIThe Craft eXtension API is an official TypeScript/JavaScript SDK (@craftdocs/craft-extension-api) for build...33.2 Formant Agent SDKPython client embedded in the `formant` PyPI package (`pip install formant`, `from formant.sdk.agent.v1 imp...33.2 Formant Cloud SDKPython client embedded in the `formant` PyPI package (`from formant.sdk.cloud.v1 import Client`). Wraps the...33.2 Formant Data SDK (JavaScript / TypeScript)Browser- and Node-side JavaScript / TypeScript SDK for building custom modules, custom views, and embedded ...33.2 Applitools Eyes SDKsVisual testing SDKs that integrate with existing test frameworks (Selenium, Cypress, Playwright, WebdriverI...33.1 OgenThe ogen code generator. Invoked as a build-time CLI against a local OpenAPI v3 document — `ogen [options] ...33.1 Kanban Tool Browser SDKBrowser-side SDK for customizing the Kanban Tool interface. Enables adding custom buttons to context menus,...33.0 Voyage AI Python SDKOfficial Python client (voyageai) wrapping the embeddings, multimodal, contextualized, and reranking endpoi...32.9 Voyage AI TypeScript SDKOfficial TypeScript / JavaScript client for the Voyage AI REST API.32.9 Apache Guacamole JavaScript Client APIJavaScript client library for embedding the Guacamole remote desktop client in web applications, with APIs ...32.8 Filecoin Onchain Cloud Synapse APIHigh-level TypeScript SDK and API for the Filecoin Onchain Cloud — a smart-contract-based marketplace provi...32.6 Flagsmith Flags APIThe Flagsmith Flags API is the public-facing REST API that client-side and server-side SDKs use to retrieve...32.6 CyberConnect JavaScript SDKThe CyberConnect JavaScript SDK provides connect and disconnect (follow and unfollow) functions for writing...32.5 PhonePe Android SDKNative Android SDK that embeds the PhonePe checkout experience inside a merchant app, supporting the full P...32.5 PhonePe Flutter SDKFlutter plugin wrapping the PhonePe Android and iOS SDKs for cross-platform mobile checkout.32.5 PhonePe Ionic SDKIonic plugin wrapping the PhonePe Android and iOS SDKs for hybrid mobile checkout.32.5 PhonePe iOS SDKNative iOS SDK that embeds the PhonePe checkout experience inside a merchant iOS app.32.5 PhonePe Java Backend SDKServer-side Java SDK that wraps the PhonePe PG REST API, handling X-VERIFY signing, request modelling, and ...32.5 PhonePe Node.js Backend SDKServer-side Node.js SDK wrapping the PhonePe PG REST API.32.5 PhonePe PHP Backend SDKServer-side PHP SDK wrapping the PhonePe PG REST API.32.5 PhonePe Python Backend SDKServer-side Python SDK wrapping the PhonePe PG REST API.32.5 PhonePe React Native SDKReact Native plugin wrapping the PhonePe Android and iOS SDKs for cross-platform mobile checkout.32.5 Loom recordSDKEmbed Loom's recording experience directly into your web app. The recordSDK lets users record screen, mic, ...32.4 what3words Android SDKOfficial Android wrapper around the what3words Public API for native Android applications.32.4 what3words Java SDKOfficial Java wrapper around the what3words Public API for server-side JVM applications.32.4 what3words JavaScript SDKOfficial JavaScript wrapper around the what3words Public API for browser and Node.js applications.32.4 what3words PHP SDKOfficial PHP wrapper around the what3words Public API.32.4 what3words Python SDKOfficial Python wrapper around the what3words Public API.32.4 what3words Swift SDKOfficial Swift wrapper around the what3words Public API for iOS, iPadOS, and macOS applications.32.4 WasmEdge Go SDKThe WasmEdge Go SDK provides Go language bindings for embedding the WasmEdge runtime in Go applications. It...32.2 WasmEdge Node.js SDKThe WasmEdge Node.js SDK allows embedding and calling WebAssembly functions from Node.js applications. It p...32.2 WasmEdge Rust SDKThe WasmEdge Rust SDK enables embedding WasmEdge WebAssembly functions in Rust host applications. It provid...32.2 Factory Droid SDK (TypeScript)TypeScript SDK for building, invoking, and orchestrating Droids. Public source on GitHub at Factory-AI/droi...32.0 Freshdesk App SDKThe Freshdesk App SDK allows developers to build custom applications that extend the functionality of the F...32.0 Mantle SDKTypeScript SDK for bridging MNT, ETH, ERC-20, and ERC-721 tokens between Ethereum L1 and Mantle L2. Mirrors...32.0 Cisco NX-OS Python SDK APIPython Software Development Kit for programmatic access to Nexus 9000 Series switch modules including inter...31.7 Tally Embed JSJavaScript embed library exposing Tally.openPopup, Tally.closePopup, Tally.loadEmbeds and event listeners f...31.7 Xerox Extensible Interface Platform (EIP)SDK and API framework for building custom applications that run directly on Xerox ConnectKey-enabled multif...31.7 Xerox FreeFlow SDKSoftware development kit for integrating with the Xerox FreeFlow production printing platform. Includes int...31.7 Garmin Connect IQ PlatformConnect IQ is Garmin's open platform for building wearable apps that run on Garmin watches and cycling comp...31.6 Garmin FIT SDKThe Flexible and Interoperable Data Transfer (FIT) protocol is Garmin's compact binary file format for spor...31.6 Garmin Health SDKMobile SDKs for iOS and Android that pair directly with Garmin wearables over BLE and stream raw real-time ...31.6 OrvalOrval generates TypeScript API clients, TanStack Query/SWR hooks, Angular services, SolidStart primitives, ...31.6 Bloomberg API (BLPAPI)Desktop API enabling custom applications to access Bloomberg data and functionality programmatically throug...31.5 Freshworks App SDKThe Freshworks App SDK enables developers to build custom applications and extensions that run within the F...31.5 Paytm All-in-One SDK (Android)Native Android SDK that hosts the Paytm payment experience inside the merchant app, supporting UPI, cards, ...31.5 Paytm All-in-One SDK (iOS)Native iOS SDK that hosts the Paytm payment experience inside the merchant app across all supported payment...31.5 Hanyang University Open API SDKsSoftware development kits published by the Hanyang University Developer Center for building against the Ope...31.4 LlamaIndex Python FrameworkLlamaIndex is an open-source Python framework for building LLM-powered applications including agents, RAG p...31.4 LlamaIndex TypeScript FrameworkLlamaIndex TypeScript is the JavaScript and TypeScript implementation of the LlamaIndex framework for build...31.4 Wormhole TypeScript SDKUnified TypeScript SDK for building cross-chain applications on Wormhole. Supports Native Token Transfers, ...31.3 Apache Flume Java APIJava API for building custom Flume sources, channels, sinks, and interceptors. Provides interfaces for deve...31.2 Farcaster AuthKit (React)React toolkit wrapping Sign In with Farcaster - provides hooks and components for the QR-code / deep-link h...31.2 Farcaster Mini Apps SDKJavaScript SDK for building Mini Apps (the evolution of Frames) that run inside Farcaster feeds and clients...31.2 PlanetScale Serverless Driver for JavaScriptThe PlanetScale Serverless Driver for JavaScript is a Fetch API-compatible database driver designed for ser...31.2 Apache Giraph Java APIJava API based on the Bulk Synchronous Parallel (BSP) model for implementing graph algorithms, with Vertex,...30.6 Comcast Firebolt SDKFirebolt is Comcast's application platform for building apps that run on TVs, set-top boxes, and other conn...30.6 Godot GDExtension (C++ Bindings)GDExtension is Godot 4's mechanism for binding native C++ (or any language with a C ABI) into the engine wi...30.6 nostr-tools JavaScript Librarynostr-tools is the de-facto JavaScript/TypeScript library for Nostr clients and bots. It implements event c...30.5 IDKit (Web / React Widget)Client-side widget for triggering a World ID verification from a web or React app. Handles QR-code / deep-l...30.3 World Mini Apps (MiniKit)Mini Apps run inside World App and use MiniKit to access wallet capabilities - payments in WLD / USDC, sign...30.3 Niantic Spatial Development Kit (NSDK)NSDK 4.x is Niantic Spatial's unified, SDK-first developer platform for Unity, Swift, Android, and ROS 2, e...30.2 PowerSync Flutter / Dart SDKClient SDK for Flutter and Dart applications providing embedded SQLite sync with Rust-backed native connect...30.1 PowerSync JavaScript / Web SDKClient SDK for JavaScript and browser environments using Wasm-backed SQLite. Provides a PowerSyncDatabase c...30.1 PowerSync Kotlin SDKClient SDK for Kotlin Multiplatform applications, enabling offline-first Android and cross-platform apps wi...30.1 PowerSync React Native SDKClient SDK for React Native and Expo applications, enabling offline-first mobile apps backed by embedded SQ...30.1 PowerSync Swift SDKClient SDK for Swift applications enabling offline-first iOS and macOS apps with embedded SQLite synced to ...30.1 Swagger CodegenSwagger Codegen generates server stubs, client SDKs, and API documentation from OpenAPI specifications in o...30.1 Raycast AI APIAI access surfaced through the SDK via `AI.ask(prompt)` - no API keys or HTTP endpoint required. Routes pro...30.0 Raycast Extension API (SDK)The primary developer interface - the @raycast/api npm package. A strongly typed TypeScript/Node SDK (insta...30.0 Mango SDK Device API (libmango)The Mango SDK development package (libmango-dev) provides the C/C++ user API, libraries and example applica...29.8 Apache Arrow LibrariesArrow provides native libraries in C++, Java, Python (PyArrow), R, Go, Rust, JavaScript, C#, Ruby, Julia, a...29.6 EvolutionaryScale ESM Python SDKOfficial Python SDK packaging ESM3 and ESM Cambrian model loaders, the `ESMProtein` multi-track data model,...29.6 Teledyne FLIR Spinnaker SDKThe Spinnaker SDK provides programmatic control of Teledyne FLIR and DALSA machine vision cameras over USB3...29.6 Huly Platform SDKThe @hcengineering/api-client Node.js package provides typed programmatic access to the Huly Platform. It e...29.5 PyAnsysOpen-source Python ecosystem for Ansys products. The pyansys metapackage bundles 45+ libraries including Py...29.4 Stainless SDK GeneratorGenerate production-ready SDKs in TypeScript, Python, Go, Java, Kotlin, Ruby, C#, PHP, and Terraform from a...29.4 OnchainKitReact component library and TypeScript SDK (@coinbase/onchainkit) for building onchain apps on Base — walle...29.3 Fauna .NET DriverThe Fauna .NET Driver is the official client SDK for interacting with Fauna from C# and .NET applications. ...29.2 Fauna JavaScript DriverThe Fauna JavaScript Driver is the official client SDK for interacting with Fauna from JavaScript and TypeS...29.2 Fauna Python DriverThe Fauna Python Driver is the official client SDK for accessing Fauna from Python applications. It provide...29.2 Testcontainers Open-Source LibrariesA family of open-source libraries providing a programmatic API for spinning up and tearing down Docker cont...29.2 Apache Beam SDKThe Apache Beam SDK provides the programming model for constructing data processing pipelines. Available in...29.1 Liblab HubPublic catalog of pre-generated SDKs (Python, TypeScript, C#, PHP) for popular third-party APIs (Postman, R...28.8 Push Chain Core SDKJavaScript/TypeScript SDK (@pushchain/core) for the Push Chain Universal Layer 1 blockchain. Exposes PushCh...28.7 Better Auth LibraryCore TypeScript library distributed as the `better-auth` npm package. Configured in the application backend...28.6 in-toto Go ImplementationA Go implementation of the in-toto specification that enables supply chain integrity verification in Go-bas...28.6 in-toto Python Reference ImplementationThe Python reference implementation of in-toto provides tools and libraries for creating and verifying in-t...28.6 Rowy Firestore DataRowy tables map directly onto Google Cloud Firestore collections. Programmatic data access is not a Rowy-sp...28.6 StackBlitz JavaScript SDKA lightweight (3kB gzipped) JavaScript SDK that lets developers programmatically create, open, and embed St...28.5 Berachain Developer ToolsCurated registry of RPC providers, oracles, indexers, wallets, dev IDEs, and SDK packages supported on Bera...28.4 Hotjar JavaScript SDKThe Hotjar JavaScript SDK (@hotjar/browser) is an npm package that provides a programmatic interface for in...28.3 Linode Go SDKThe Linode Go SDK (linodego) is the official Go client library for the Linode API v4. It provides idiomatic...28.3 Linode Python SDKThe Linode Python SDK (linode_api4) is the official Python client library for interacting with the Linode A...28.3 Jumio Cordova PluginApache Cordova plugin wrapping the iOS and Android SDKs for hybrid Cordova apps.28.0 Jumio Flutter PluginFlutter plugin wrapping the iOS and Android SDKs for Flutter applications. MIT-licensed.28.0 Jumio Mobile SDK (Android)Native Android SDK (Java/Kotlin) that captures ID, supporting documents, and selfie biometrics, with on-dev...28.0 Jumio Mobile SDK (iOS)Native iOS SDK (Swift) that captures ID, supporting documents, and selfie biometrics, with on-device pre-ch...28.0 Jumio React Native PluginReact Native plugin wrapping the iOS and Android SDKs for cross-platform mobile apps.28.0 Amwell Telehealth SDKAmwell's embedded telehealth software development kits for iOS, Android, and web, enabling organizations to...27.4 Genql GraphQL APIFully-typed TypeScript client generated from any GraphQL schema, enabling type-safe query building with IDE...27.3 MCP C# SDKOfficial C# SDK for .NET, maintained in collaboration with Microsoft.27.1 MCP Java SDKOfficial Java SDK for building MCP servers and clients on the JVM. Maintained in the modelcontextprotocol/j...27.1 MCP Kotlin SDKOfficial Kotlin SDK for MCP servers and clients targeting Kotlin and Android runtimes.27.1 MCP Python SDKOfficial Python SDK published as `mcp` on PyPI. Includes the FastMCP high-level framework with decorators f...27.1 MCP Rust SDKOfficial Rust SDK for MCP servers and clients.27.1 MCP Swift SDKOfficial Swift SDK for MCP servers and clients on Apple platforms.27.1 MCP TypeScript SDKOfficial TypeScript SDK published as @modelcontextprotocol/sdk on npm. Dual-purpose library for building MC...27.1 Restate Service ProtocolThe Restate Service Protocol is the wire protocol Restate Server uses to communicate with handler endpoints...27.0 Atomic Transact SDKThe Transact SDK is the user-facing client that drives every Atomic flow — authentication, account selectio...26.5 Yarn Plugin APIYarn ships with a full plugin API exposed by `@yarnpkg/core`. Plugins can register commands, resolvers, fet...26.5 Apache ThriftApache Thrift is a lightweight, language-independent software stack for point-to-point RPC implementation. ...26.4 Helium Program Library (Solana)Open-source Solana on-chain programs and TypeScript client SDKs powering the Helium DAO, sub-DAOs, HNT / IO...26.4

Emerging 87 Early or largely undocumented

Boston Dynamics Spot SDKThe Spot SDK is an open-source SDK for developing applications and payloads for the Spot quadruped robot. B...26.1 Stack Auth React / Next.js SDKFrontend SDK distributed as @stackframe/stack on npm. Provides React components, hooks, and Next.js App Rou...25.5 Shakr Video Editor SDKEmbeddable, white-labeled drag-and-drop video editor for the browser (npm @shakrmedia/editor-sdk).25.1 OpenAPI TypeScript CodegenThe openapi CLI and Node.js library. Consumes an OpenAPI 2.0 or 3.0 specification and writes a typed TypeSc...24.7 SenseGlove Core APIThe SenseGlove Core API is a native C++ and C# library (SGCore namespace) that reads sensor and hand-pose d...24.7 Linea SDKOfficial TypeScript SDK for interacting with Linea — message-service helpers, bridge claim flows, and L1/L2...24.5 Pendle Boros SDKOfficial TypeScript SDK (`@pendle/boros-sdk-public`) that wraps calldata generation, EIP-712 signing, the A...24.3 Pendle Hosted SDK APIA hosted REST API that generates ready-to-broadcast calldata for every Pendle protocol action — swap (inclu...24.3 Tripo Python SDKOfficial Python SDK wrapping the Tripo OpenAPI. Provides synchronous and asynchronous clients, typed task h...24.3 Xanadu Cloud ClientXanadu Cloud Client (xcc) is the Python API and CLI that historically connected users to Xanadu's photonic ...24.3 AgentOps Python SDKThe AgentOps Python SDK is the primary entry point, installable via pip install agentops and initialized wi...24.2 AgentOps TypeScript SDKAgentOps' TypeScript SDK provides instrumentation for the OpenAI Agents SDK in Node.js applications, surfac...24.2 NSwagNSwag is an open source .NET toolchain for generating C# and TypeScript API clients and Swagger/OpenAPI spe...24.2 Unreal Engine C++ APIThe Unreal Engine C++ API is the primary programmatic surface of the engine. It is shipped as engine source...24.2 Bloqade Analog Python SDKBloqade Analog (pip install bloqade-analog) is QuEra's Python SDK for writing, simulating, and submitting a...23.9 Bloqade Circuit Python SDKBloqade Circuit is the gate-model eDSL component of the Bloqade family, built on the Bloqade Core eDSL infr...23.9 Bloqade.jl Julia SDKBloqade.jl is QuEra's Julia package for quantum computation and quantum simulation based on the neutral-ato...23.9 OpenAPI GeneratorOpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation a...23.9 Sudoswap SDK (sudo-defined-quoter)TypeScript/JavaScript SDK published on npm as sudo-defined-quoter that wraps the Defined (formerly Codex) A...23.9 Axiado SecureStack ADKThe SecureStack Application Development Kit is Axiado's public API for building secure applications on the ...23.8 Crystal Reports SDKSoftware Development Kit for embedding Crystal Reports into applications.23.8 Banuba Video Editor SDKBanuba Video Editor SDK is a complete white-label video and photo editing solution for iOS and Android with...23.7 Aave KitHigher-level toolkit (React + TypeScript + GraphQL) for embedding Aave market data and protocol actions int...23.6 Aave V3 SDKOfficial TypeScript SDK for Aave V3 that wraps protocol interactions — supply, borrow, repay, withdraw, swa...23.6 Aave V4 SDKOfficial TypeScript SDK for the Aave V4 protocol, exposing typed operations for supplying, borrowing, and r...23.6 aave-utilitiesTypeScript helper library exposing math, formatting, and contract-call helpers for building UIs and analyti...23.6 Sierra Agent OSSierra Agent OS is the enterprise platform for building, deploying, and operating customer-facing AI agents...23.6 AdsWizz SDKThe AdsWizz SDK provides mobile and web integration for audio advertising, supporting VAST-compliant ad tec...23.4 Phantom Browser SDKFramework-agnostic Browser SDK for integrating Phantom into vanilla JavaScript or TypeScript web apps. Wrap...23.4 Phantom React Native SDKReact Native SDK that lets iOS and Android apps embed Phantom wallet functionality, including embedded wall...23.4 Phantom React SDKReact SDK (@phantom/react-sdk) for integrating Phantom across Solana and EVM chains with embedded wallet su...23.4 Resurface Logger for GoOpen-source Go library for logging API requests and responses to the Resurface database. Integrates with go...23.3 Notional Typescript SDKClient-side Typescript SDK for interacting with Notional Finance smart contracts. Provides helper methods f...23.0 Waze Transport SDKPartner-gated SDK for transportation apps to add ETA and routing points and trip-data collection using Waze...22.8 Patronus Python SDKThe Patronus Python SDK provides decorators and clients for instrumenting LLM applications, running evaluat...22.0 Patronus TypeScript SDKThe Patronus TypeScript SDK brings the same evaluation, tracing, and experiment workflows to Node.js and br...22.0 Nokia SR OS pySROS SDK and YANG ModelspySROS is the official Python SDK for model-driven configuration, operational data retrieval, and automatio...21.5 libcurllibcurl is a free, easy-to-use, thread-safe, IPv6-compatible client-side URL transfer library written in C ...21.3 Lens React SDKThe Lens React SDK provides React hooks (useAccount, usePosts, useFollow, useLogin, etc.) layered on top of...21.0 Lens TypeScript SDKThe Lens SDK is the official TypeScript client for the Lens API. It wraps GraphQL operations behind typed f...21.0 Gretel Python Client SDKPython SDK and CLI (gretel-client) for interacting with Gretel APIs. Provides a high-level Gretel interface...20.9 Mirai uzu Inference SDKuzu is Mirai's first-party, high-performance on-device inference engine. A single high-level API — shared a...20.9 BillDesk Ace SDK APISDK-based payment integration for Android, iOS, Flutter, and web. Provides embedded payment experiences wit...20.8 ABB PC SDKThe PC SDK is a .NET software development kit that lets system integrators, third parties, and end users bu...20.2 ABB RobotStudio SDKThe RobotStudio SDK enables developers to build custom applications, Add-Ins, and SmartComponents that exte...20.2 Tradeweb Python APIPython API enabling seamless integration between trading strategies and Tradeweb execution. Allows direct c...20.0 Framer Code Components APIAuthor custom React components with visual property controls (PropertyControls) so designers can use them o...19.6 Framer Plugin APIBuild small in-editor apps that interact with the Framer Editor and CMS. Plugins can read and modify the ca...19.6 Pulser SDKPulser is Pasqal's open-source (Apache-2.0) Python framework for composing, simulating, and executing pulse...19.5 Qadence SDKQadence is Pasqal's higher-level digital-analog quantum programming interface for writing variational quant...19.5 QoolQit SDKQoolQit is Pasqal's Python package for simplified algorithm development in the Rydberg Analog Model on neut...19.5 tldraw React SDKThe tldraw SDK is a React component library for embedding an infinite canvas with drawing tools, shapes, te...19.3 SanDisk HQME SDKThe SanDisk HQME (Home Quality Media Experience) SDK is based on the IEEE P2200/D2 draft standard for conte...19.0 SanDisk iXpand SDKThe SanDisk iXpand SDK enables third-party iOS application developers to access and manage iXpand Flash Dri...19.0 Sony Spresense SDKSpresense is Sony's hexa-core Cortex-M4F IoT board powered by the CXD5602 chipset. The Spresense SDK provid...18.8 Aibee AR Navigation SDKAibee's all-scene AR indoor-wayfinding SDK for web and WeChat mini-programs, published with a full public r...18.7 OnchainKit React SDKCore @coinbase/onchainkit npm package providing React components and TypeScript utilities for onchain apps....18.5 Kipu Quantum Hub APIREST API and Python SDK for the Kipu Quantum Hub — submit quantum-classical workflows, run pre-built quantu...17.8 Nori Teleoperation SDK@nori/sdk — robot-local teleoperation SDK. Connects to a Nori robot over WebRTC, receives video and telemet...17.5 Balancer SOR SDKClient-side TypeScript / Solidity SDK for the Balancer Smart Order Router; constructs swap routes against c...17.4 OpenLLMetry Traceloop SDKThe Traceloop SDK is the developer-facing entry point for OpenLLMetry. A single Traceloop.init() call confi...17.2 PolyScope X URCap SDKThe PolyScope X URCap SDK is the TypeScript/HTML extension framework for Universal Robots' next-generation ...17.0 URCap SDK (PolyScope 5)The URCap SDK is the Java-based extension framework for PolyScope 5 that powers Universal Robots' UR+ ecosy...17.0 connect-es (Connect for ECMAScript)Connect for ECMAScript provides type-safe browser and Node.js clients and Node.js servers from Protobuf sch...16.7 connect-goThe Go implementation of Connect. Provides server handlers and clients that speak the Connect, gRPC, and gR...16.7 connect-kotlinConnect for Kotlin provides type-safe clients for Android and JVM applications. Speaks the Connect protocol...16.7 connect-pythonConnect for Python (beta) provides Connect protocol and gRPC clients generated from Protobuf schemas. Targe...16.7 connect-swiftConnect for Swift provides type-safe Connect, gRPC, and gRPC-Web clients for iOS, macOS, watchOS, and tvOS ...16.7 Spline Code API for KotlinAndroid client SDK for embedding Spline scenes in Kotlin apps.16.3 Spline Code API for SwiftUIiOS client SDK for embedding Spline scenes in SwiftUI apps.16.3 Spline Code API for WebClient SDK for embedding and interacting with Spline scenes from JavaScript.16.3 Llama StackOpen-source framework standardizing the building blocks for Llama-based generative AI applications, includi...16.2 Cap'n Proto C++ Reference ImplementationThe C++ reference implementation is the canonical runtime for Cap'n Proto, providing the capnp compiler, se...15.8 Cap'n Proto Language BindingsCommunity-maintained language bindings implement Cap'n Proto serialization and, in many cases, the full RPC...15.8 @excalidraw/excalidraw npm PackageThe official React component package for embedding the Excalidraw canvas. Provides programmatic control ove...15.3 syngo.via Frontier Development KitResearch-oriented SDK that lets clinicians, researchers, and developers turn research ideas into deployable...15.3 pump-fun-sdk (Community TypeScript SDK)Open-source TypeScript SDK wrapping the Pump.fun Solana program - create-token, buy, sell, and bonding-curv...14.4 qm-qua Python SDKOfficial Python SDK for the QUA pulse-level programming language. Provides the QuantumMachinesManager clien...14.0 LastPass MFA SDKServer-side SDK for embedding LastPass MFA (push, biometric, TOTP) into custom cloud or on-prem application...13.4 Operator SDKThe Operator SDK provides tools for building Kubernetes operators. It includes scaffolding commands, code g...13.4 Keystatic Reader APIThe Reader API is a server-side Node.js library exposing createReader and createGitHubReader functions that...13.2 ORAS Client LibrariesClient libraries for building custom OCI artifact tools and integrations on top of ORAS, available across m...12.4 RACE ProtocolDeveloper guide and SDK/CLI surface for writing, publishing, and running WASM game bundles on the RACE Prot...12.4 MorphCastWe expertly craft safe browser-processing, energy-efficient, accurate Emotion AI solutions to analyze facia...11.9 Hypersync SDKSDK for building custom Hypersync integrations that automate evidence collection from third-party systems.11.8 ModiFace AR Virtual Try-On SDK and APIModiFace, a L'Oréal company, provides an augmented reality virtual try-on platform for beauty brands and re...11.7 Defer PlatformThe Defer platform exposes a TypeScript SDK for declaring deferred functions and a managed control plane th...11.4

Minimal 5 Almost no public developer surface

Maya C++ APIC++ API for high-performance Maya plugin development, providing low-level access to Maya internals through ...10.5 Jane Digital Merchandising SDK (Jane DM SDK)The Jane DM SDK is a TypeScript/JavaScript library (usable in client-side React/Angular/Vue and server-side...10.2 Honorlock Elements & Integration SDKBrowser-side Integration SDK and Elements UI components that embed the Honorlock exam-taker experience into...8.9 Avatar Neo SDKDeveloper SDK for high-fidelity 3D avatar generation from a single photo, delivered as Unreal and Unity eng...8.1 RLY Protocol Mobile ToolkitOpen-source web3 mobile toolkit exposed as first-party SDKs (React Native/Expo, Flutter, Unity) plus TypeSc...7.8

Companies reaching this through an API (323)

These companies publish an API, specification or operation carrying “SDK” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

Aave ABB Robotics Adobe Illustrator Adobe Photoshop AgentOps AgiBot Agnost AI AI21 Labs Akash Network Alliance Data Systems (Bread Financial Holdings) Altimate AI Amazon Connect Apache Arrow Apache Beam Apache Dubbo Apache Flume Apache Geode Apache Giraph Apache Guacamole Apache HBase Apache Helix Apache Hive Apache Hudi Apache Iceberg Apache Ignite Apache Jena Apollo Appian Apple CloudKit Arbitrum Arcjet Atla Atomic Authsignal Automation Anywhere Axelar Azure Event Hubs Balancer Band Protocol Barndoor Base BentoML Berachain Better Auth Biconomy Bifrost BillDesk Bloomberg L.P. Bloomberg News Bloomberg Professional Service

Show all 323 companies ↓

Boomi Boston Dynamics Canva Canvas Medical Carbone Carto CI HUB Cisco Nexus Dashboard Clerk CloudEvents Clover Coinbase Comcast Convex Corva AI Cradlepoint craft Crystal Reports CSG Systems cURL CyberConnect DataHub Dataiku Defer Didomi Discord Ditto Docling Dolby Dolby.io Dream Sports Dynamic EigenLayer Eko Health ElectricSQL Epic Games ESRI ArcGIS Euler Finance Eventbrite EvolutionaryScale Excalidraw Factory Fasten Health Fauna Felt Fiddler Filecoin Flagsmith Formant Framer Freshdesk Freshworks Friendly Captcha Garmin Gemini Geneos Gladly Glia GlitchTip GMX Goldman Sachs Golioth Google Maps Platform Google Quantum AI GOV.UK Notify Gretel Gridspace Gusto Hanyang University HashiCorp Nomad hCaptcha Heidi Health Helium Network Helm HERE Honorlock Hotjar HubSpot Hyperliquid Hyperproof In-Toto Iterable Jane (iHeartJane) Jitsi Jitterbit Jumio Kalshi Kanban Tool Kentico Koala Komodo Health Kubeflow Pipelines L'Oréal LanceDB LastPass Lens Protocol Leo1 Lightly Linea Linode Livepeer Llama Llamaindex Loom Lucent Lucidchart Lumos Make MangoBoost Manifold Mantle Network Mastercard MATLAB Maxar Maya Medusa Mezmo Microsoft Azure Quantum Microsoft Bot Framework Microsoft Endpoint Configuration Management Microsoft Power Apps Microsoft Word Modal Model Context Protocol (MCP) Moov MOSTLY AI Neo4j New Relic Nexad Nokia Nomba Nomic AI Nostr Notary Project Notional Finance Nutanix Obsidian Open OpenAI OpenHands OpenLLMetry OpenTelemetry Operator Framework Optimism Oracle Enterprise Manager Oracle Essbase ORAS OSIsoft PI System PagSeguro / PagBank Pasqal Patronus AI Paytm Pendle Pendle Finance Phantom PhonePe Pinscreen Pipecat Planet Labs Planetscale Playable Polar Polygon ID Polymarket PortSwigger Postman Power Query PowerShell PowerSync Prefect Prizeout Prometheus Promptfoo Pulumi Pump.fun Push Protocol QlikView Quantcast Quantum Machines QuEra Computing Ramp Network Red5 Refinitiv Refinitiv Eikon Restate Resurface Roblox Rockwell Automation Roku Rowy Rubrik Runway Safe (Gnosis Safe) Saleor Salesforce Salla SAP BI Tools Scrapfly Sejda Sentry Service Fabric Shift4 Payments Shopify Storefront API Siemens Healthineers Siemens MindSphere Sierra Signal Sirius XM Snapchat SnapLogic Snowplow Sony Spree Commerce Squads Stack Auth StackBlitz Starknet Stigg Stytch Subversion Sudoswap SuperRare Surge AI Survicate Swagger Sybase Sync Labs Tableau Tally Teledyne Technologies Templates Testcontainers Tidio TiKV Token.io Tradeweb Trieve Triplit Tripo AI Truework turbopuffer Typeform Union.ai Universal Robots University of Michigan-Ann Arbor University of Pennsylvania Unleash Vagrant Val Town Veeva Veritas Cluster Server Vim Visteon VNC Vocode Voyage AI Wahoo Fitness WasmEdge WattTime Waze Weights and Biases what3words Wix Wormhole Wowza WSO2 Xanadu Xerox XMTP Yarn ZenRows zkSync zSpace

Score breakdown

Frequency

81.2

log-scaled weighted occurrences

Breadth

9.8

spread across providers

Quality lift

30.1

mean composite of providers using it

Cohesion

15.5

strength of nearest seed neighbor

Where this tag comes from

Provider tag357

Api tag654

Openapi tag11

Openapi op tag35

Cohort brief

Auto-generated

The 335 providers in the APIs.io catalog tagged SDK, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers

335

all scored

Mean Kin Score

26.8

+2.9 vs catalog 23.9

Mean Agent Readiness

-2 vs catalog 12

Spread

2.4–82

median 24.7 · σ 13.4

How the 335 split by band

Exemplar 2Strong 8Developing 49Thin 97Emerging 148Minimal 31

Facet averages, against the whole catalog

Facet	This cohort	Catalog	Difference	Scored
Developer Ergonomics	43.3	23.4	+19.9	335
Operational Transparency	18.1	14	+4.1	335
Discoverability	64.8	61.2	+3.6	335
Contract Governance	6.5	6.4	+0.1	335
Access Clarity	23.7	26.5	-2.8	335
Contract Quality	14.8	19.8	-5	335

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes

Artifact	This cohort	Catalog	Difference
MCP server (any)	10%	10%	0
MCP server (first-party)	14%	13%	+1
Agent Skills	0%	0%	0
OAuth scopes	5%	11%	-6
Security	94%	97%	-3
Arazzo workflows	1%	2%	-1
Governance rules	7%	14%	-7

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score

1 Cvent Registration 82
2 Cvent Event Cloud 69.9
3 General Translation 64.3
4 Buf 61
5 Dwolla 60.2
6 Suki AI 57.8
7 Lucra Sports 56.6
8 Swagger Codegen 56.2
9 Dagger 55.9
10 API League 54.9

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for tags

7 MCP tools reach this

find_tagsBrowse and filter every tag in the catalog.
get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This tag

curl "https://apis.io/api/v1/tags/sdk"

All tags

curl "https://apis.io/api/v1/tags?limit=25"

As a scored cohort

curl "https://apis.io/api/v1/cohorts/tag/sdk"

The distribution (Pro)

curl "https://apis.io/api/v1/cohorts/tag/sdk/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

Discovery needs no key. Ratings and market analysis are Pro.

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