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 4 Complete, well-documented, and agent-ready

Moov Backend SDKsMoov provides official server-side client libraries for interacting with the Moov API across multiple progr...74.2 MATLAB Engine API for .NETCall MATLAB from .NET programming languages, enabling .NET programs to launch MATLAB, evaluate MATLAB funct...72.1 Clerk C# / .NET SDKOfficial C# / .NET SDK for the Clerk Backend API.71.9 Token.io C# SDKOfficial Token.io C# / .NET SDK for the Open Banking API.69.5

Strong 8 Solid coverage with minor gaps

.NET API BrowserComprehensive reference documentation for all .NET APIs including the .NET Runtime, base class libraries, A...65.5 Dataverse Organization Service SDK.NET SDK providing strongly-typed access to Microsoft Dataverse through the IOrganizationService interface ...64.6 Dagger SDKsNative SDKs for Go, Python, TypeScript, PHP, Java, .NET, Elixir, and Rust that generate strongly typed clie...60.5 Office Open XML SDK.NET SDK for programmatically creating and manipulating Word documents using Open XML format.58.6 2s Net APIThe net API from 2s — 4 operation(s) for net.57.2 Gemini C# SDKC# client library for the Gemini API, providing an interface for developers to integrate Google generative ...57.1 Kentico .NET Content APIServer-side .NET API for content item queries, object queries, file system operations, and database access ...56.2 SAP Crystal Reports .NET SDK.NET SDK for integrating SAP Crystal Reports into Visual Studio applications. Enables developers to embed C...55.2

Developing 20 Usable, with meaningful gaps to close

ADO.NET Provider for SQL Server (Microsoft.Data.SqlClient)The official .NET data provider for Microsoft SQL Server and Azure SQL databases, providing ADO.NET access ...54.1 Entity Framework Core SQL Server ProviderEntity Framework Core database provider enabling .NET object-relational mapping with SQL Server and Azure S...54.1 Microsoft SqlClient Data Provider (ADO.NET)ADO.NET data provider for .NET Framework and .NET Core used for connecting to SQL Server, executing command...54.1 SQL Server Management Objects (SMO).NET API for programmatically managing SQL Server instances and databases.54.1 SQL Server Management Objects (SMO) API.NET API for managing and administering SQL Server programmatically.54.1 Eikon .NET APIs.NET APIs for building custom standalone applications that access Refinitiv Eikon data including real-time ...53.7 Real-Time C# SDKC# SDK providing the Enterprise Transport API (ETA) for building high-performance real-time data applicatio...53.7 Refinitiv Data Library for .NET.NET library providing uniform interfaces for accessing the Refinitiv Data Platform. Supports streaming and...53.7 SharePoint CSOM (Client-Side Object Model)Client-side object model for SharePoint that provides access to SharePoint objects through .NET managed or ...52.8 Microsoft Project Online CSOM APIClient-Side Object Model API for programmatic access to Project Online and Project Server. Provides .NET, S...50.2 Microsoft Project Server CSOM APIClient-Side Object Model (CSOM) API for Project Server, providing programmatic access to Project Server data.50.2 FiddlerCoreFiddlerCore is the embeddable Fiddler proxy engine for .NET and .NET Standard applications, licensed and de...49.4 Refinitiv Data Library for .NET.NET library providing uniform access to financial data and services available on the LSEG Data Platform. I...48.7 QlikView Workbench APIAPI for integrating QlikView objects into web applications and portals.47.7 PowerMill .NET / COM APIThe PowerMill .NET and COM API provides an object model for integrating PowerMill with Windows applications...45.8 Aelf Net APIThe Net API from Aelf — 3 operation(s) for net.44.8 turbopuffer C# SDKOfficial C# / .NET client library for the turbopuffer REST API, Stainless-generated from the public OpenAPI...43.7 Mercado Pago .NET SDKOfficial .NET / C# SDK wrapping the Mercado Pago REST APIs.41.8 OSIsoft PI AF SDKOSIsoft PI Asset Framework SDK (AF SDK) is a .NET client library for programmatic access to the PI System a...41.1 Apache Ignite .NET Client APIThe Ignite .NET client API provides native C# and .NET access to Ignite clusters for table operations, SQL ...39.3

Thin 11 Limited public surface area

PowerShell Runspace API.NET APIs for creating, configuring, and managing PowerShell runspaces from host applications. Enables embe...37.9 Service Fabric SDKService Fabric SDK provides client libraries for .NET, Java, and Go for building Service Fabric services an...36.1 NuGet Package APIAPI for managing .NET packages through NuGet Gallery.36.0 Crystal Reports SDKSoftware Development Kit for embedding Crystal Reports into applications.34.1 GOV.UK Notify .NET ClientOfficial .NET client library for the GOV.UK Notify API supporting C# and other .NET languages for sending g...33.5 RefitThe type-safe REST library for .NET that Refitter generates interfaces for. Refit turns REST APIs into live...32.3 RefitterRefitter is a .NET source generator and CLI tool that produces Refit HTTP client interfaces from OpenAPI 2....32.3 Ocelot API GatewayOcelot is an open-source .NET API Gateway that provides routing, authentication, authorization, rate limiti...31.7 Authsignal .NET SDKOfficial C# / .NET SDK for the Authsignal Server API.29.1 AutoRest C# GeneratorThe AutoRest C# generator (@autorest/csharp) produces .NET client libraries from OpenAPI specifications. It...27.7 MCP C# SDKOfficial C# SDK for .NET, maintained in collaboration with Microsoft.27.1

Emerging 9 Early or largely undocumented

Godot C# / .NET BindingsGodot's .NET build ships C# bindings over the engine API, letting developers write game logic and editor to...24.9 ABB PC SDKThe PC SDK is a .NET software development kit that lets system integrators, third parties, and end users bu...24.1 ABB RobotStudio SDKThe RobotStudio SDK enables developers to build custom applications, Add-Ins, and SmartComponents that exte...24.1 NSwagNSwag is an open source .NET toolchain for generating C# and TypeScript API clients and Swagger/OpenAPI spe...21.4 RestSharpRestSharp is a simple REST and HTTP API client library for .NET, wrapping HttpClient with a fluent API for ...20.0 MassTransit Messaging FrameworkMassTransit provides a consistent abstraction on top of message transports like RabbitMQ, Azure Service Bus...17.0 ReqnrollReqnroll is the open-source community continuation and fork of SpecFlow, maintaining full backward compatib...14.6 SpecFlowSpecFlow is a BDD framework for .NET that bridges the communication gap between domain experts and develope...14.6 PollyPolly is a .NET resilience and transient-fault-handling library that allows developers to express resilienc...14.5

Minimal 1 Almost no public developer surface

Fauna .NET DriverThe Fauna .NET Driver is the official client SDK for interacting with Fauna from C# and .NET applications. ...0.0

Companies reaching this through an API (33)

These companies publish an API, specification or operation carrying “.NET” 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.

Score breakdown

Frequency

49.2

log-scaled weighted occurrences

Breadth

0.4

spread across providers

Quality lift

32.6

mean composite of providers using it

Cohesion

10.3

strength of nearest seed neighbor

Where this tag comes from

Api tag53

Provider tag18

Openapi tag2

Openapi op tag8

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.NET

Providers using this tag (18)

APIs with this tag (53)