Feature

Plugin & Extension Architecture

Extend the platform with custom plugins.

48 providers 328 APIs 30 declared variants

A documented extension point — plugins, apps, custom actions, or middleware — lets teams add behavior the vendor did not ship. Determines whether edge cases require a roadmap request.

48 API providers on the APIs.io network offer plugin & extension architecture. The highest-rated are Close, Regal, Jira, Adyen, Bitbucket.

Providers

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

Exemplar 6 Complete, well-documented, and agent-ready
Strong 7 Solid coverage with minor gaps
Developing 21 Usable, with meaningful gaps to close
ZoomZoom is a communications platform that allows users to connect with video, audio, phone, and chat. The Zoom...12 APIs54.0Amazon CodePipelineAWS CodePipeline is a fully managed continuous delivery service that helps you automate your release pipeli...2 APIs52.9Adobe Creative CloudAdobe Creative Cloud is a suite of software and cloud services for graphic design, video editing, web devel...4 APIs52.81NCE1NCE is a Cologne-headquartered global IoT connectivity provider best known for the IoT Lifetime Flat — a s...8 APIs52.4GrafanaGrafana Labs builds the open and composable observability stack used by millions of engineers to visualize,...20 APIs52.3LunarLunar is an enterprise-grade API management and AI control plane platform that provides a unified gateway f...3 APIs52.3Amazon Security HubAWS Security Hub is a cloud security posture management service that provides a comprehensive view of your ...1 API52.2Adobe PhotoshopAdobe Photoshop is the industry-standard image editing and digital design application. Its developer platfo...1 API52.1ServiceTitanServiceTitan is the operating system for the trades — all-in-one field service management software for resi...8 APIs52.1Adobe Creative SuiteAdobe Creative Suite is a collection of professional software applications for graphic design, video editin...4 APIs50.9LookerLooker is a business intelligence and data analytics platform that enables organizations to explore, analyz...1 API50.7FrontFront is a customer operations platform unifying shared inboxes, chat, SMS, social, and CRM workflows. Fron...2 APIs49.2Apache APISIXApache APISIX is a dynamic, real-time, high-performance cloud-native API gateway built on NGINX and etcd, d...2 APIs48.8Amazon EKSAmazon Elastic Kubernetes Service (Amazon EKS) is a managed Kubernetes service that makes it easy to run Ku...1 API48.2AshbyAshby is an all-in-one talent strategy platform combining ATS, sourcing, scheduling, and analytics. The Ash...2 APIs46.5Argo WorkflowsArgo Workflows is an open-source, container-native workflow engine for orchestrating parallel jobs on Kuber...1 API46.3HerokuHeroku is a cloud platform as a service (PaaS) that enables developers to build, run, and operate applicati...1 API45.6Apache OFBizApache OFBiz is an open-source enterprise resource planning (ERP) system providing a suite of integrated bu...1 API45.1Ricoh USARicoh USA is the United States operating company of Ricoh Co., Ltd. — a global imaging, printing, document ...1 API44.4SupabaseSupabase is an open-source Firebase alternative that provides a suite of backend services built on top of P...5 APIs42.5Apache JMeterApache JMeter is an open-source Java application designed for load testing functional behavior and measurin...1 API42.0
Thin 11 Limited public surface area
Emerging 3 Early or largely undocumented

What Providers Actually Declared

This feature is a canonical term. These are the free-text strings providers wrote in their own apis.yml that map onto it.

1NCE OS bundled platform — IoT Integrator (CoAP, UDP, LwM2M endpoints + PSK provisioning), Device Locator (positions, geofences), Device Inspector (device stats), Optimizer (payload compression and savings reporting), and Plugin systemAI add-ons - Copilot $20, Smart QA $20, Smart CSAT $10, bundle $25 per seat/moAdd-Ons ManagementAdvanced Scheduling and AI Notetaker add-onsAtlassian Connect framework for marketplace appsAtlassian Marketplace appsC++ Plugin SDKCustom ActionsCustom Actions framework that lets voice agents POST structured payloads to customer HTTP endpoints and branch on the responseDeploy script projects as web apps, add-ons, and API executablesExtensible Plugin ArchitectureExtension APIHTTP Basic auth with API key, plus OAuth 2.0 for marketplace appsHeroku Add-ons marketplaceOAuth 2.0 (Marketplace apps) and API token (custom integrations)OAuth2 Marketplace apps for partner integrationsPlugin ArchitecturePlugin DevelopmentPlugin EcosystemPlugin SDK and create-plugin (plugin-tools) for community and enterprise plugin developmentPlugin SystemPlugin system — extensible commands, resolvers, fetchers, and linkers via `@yarnpkg/core`Polyglot plugin system — first-party plugins for Angular, React, Next.js, Remix, Nuxt, Vue, Node, Express, Nest, Expo, React Native, Detox, Vite, Webpack, Rspack, Esbuild, Rollup, Jest, Vitest, Cypress, Playwright, Storybook, ESLint, Web Components, Gradle, and .NETPro add-ons exposed via the same API surface: Marketing Pro, Dispatch Pro, Pricebook Pro, Scheduling Pro, Fleet Pro, Contact Center Pro, Field Pro, Voice AgentRead replicas, branching, and Vault add-onsRisk and Revenue Accelerate add-onsTexting+, Video Interviews+, Assessments+ available as Standard add-onsUXP Plugin DevelopmentZoom Phone, Webinars, Events as add-onsmonday Apps Framework for marketplace apps

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Tools for features

3 MCP tools reach this
  • 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.
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