SDKs is one of the API Evangelist areas on the APIs.io network — a focused corner of the API landscape. The full area lives at sdk.apievangelist.com.
18 providers on the network work in this area, including Swagger Codegen, Ogen, APIMatic, Speakeasy, Kiota, Hey API, and 12 more — each links out to that provider’s APIs, schemas, and governance artifacts.
Related areas: Command Line Interface, Documentation, Design, and Developer Experience. Browse every area at areas.apis.io.
About this area
A curated index of services, tooling, and open source solutions for generating API SDKs, client libraries, and code from API specifications. This collection covers SDK generation…
Related providers (18)
Network providers tagged for this area.
| Provider | Description | APIs | Rating |
|---|---|---|---|
| Swagger Codegen | Swagger Codegen is an open-source template-driven code generation tool that automatically generates client libraries, server stubs, and API documentation from OpenAPI Specificat... | 3 | strong |
| Ogen | Ogen is an Apache-2.0 OpenAPI v3 code generator for Go, maintained by the ogen-go organization. It reads an OpenAPI v3 document at build time and emits a statically typed Go cli... | 1 | thin |
| APIMatic | APIMatic is a developer experience platform for APIs that specializes in automated SDK generation, API documentation portal creation, specification validation and linting, and A... | 5 | strong |
| Speakeasy | The platform to Build APIs your users love. Best in class API tooling for robust SDKs, API docs, Terraform providers and end-to-end testing. | 1 | strong |
| Kiota | Kiota is Microsoft's open source (MIT) API client generator: a command line tool that turns any OpenAPI-described API into a strongly-typed, lightweight client in C#, Dart, Go, ... | 1 | developing |
| Hey API | Hey API builds open-source OpenAPI code generators and a hosted specification registry. @hey-api/openapi-ts turns an OpenAPI document into production-grade TypeScript — SDKs, ty... | 1 | developing |
| OpenAPI Generator | OpenAPI Generator is a community-governed, Apache-2.0 open-source project that generates client libraries (SDKs), server stubs, API documentation and configuration automatically... | 1 | developing |
| Sideko | Sideko is an API tooling generation platform that turns an OpenAPI specification into a complete developer-tooling suite — SDKs in six languages (Python, TypeScript, Java, Go, C... | 1 | developing |
| Orval | Orval is an MIT-licensed open source code generator that turns any valid OpenAPI v3 or Swagger v2 specification into type-safe TypeScript. From one spec it emits HTTP request fu... | 1 | thin |
| AutoRest | AutoRest is an open source tool from Microsoft (MIT License) that generates client libraries for accessing RESTful APIs from OpenAPI specifications. It powers generation of Azur... | 6 | thin |
| Oapi-Codegen | oapi-codegen is an open source Go code generator that produces client and server boilerplate from OpenAPI 3.0 and 3.1 specifications with support for Echo, Chi, Gin, Gorilla/Mux... | 1 | thin |
| Stainless | Stainless is an API developer experience platform that generates best-in-class SDKs, interactive documentation, production-ready CLI tools, MCP servers, and Terraform providers ... | 1 | thin |
| Liblab | liblab generates and publishes type-safe, idiomatic SDKs in TypeScript, Python, Java, .NET, Go, PHP, and Terraform from OpenAPI/Swagger/Postman specs, plus MCP servers that expo... | 4 | thin |
| Snapser | Snapser is a plug-and-play, modular backend-as-a-service platform for game studios and app developers. Instead of building infrastructure from scratch, teams assemble a backend ... | 0 | thin |
| NSwag | NSwag is the Swagger/OpenAPI toolchain for .NET, ASP.NET Core and TypeScript, written in C# and maintained by Rico Suter under an MIT licence. It runs the contract in both direc... | 1 | emerging |
| Fern | Fern is a developer-tools platform that turns a single API specification into idiomatic client SDKs, beautiful API documentation, and MCP servers. Given OpenAPI, AsyncAPI, gRPC/... | 1 | emerging |
| Konfig | Konfig is an SDK and API documentation generator that turns an OpenAPI Specification or Postman Collection into production-ready client libraries, interactive reference docs, de... | 0 | emerging |
| SDKs | A curated index of services, tooling, and open source solutions for generating API SDKs, client libraries, and code from API specifications. This collection covers SDK generatio... | 0 | minimal |
Related areas
Command Line Interface (3 shared)
Documentation (2 shared)
Design (1 shared)
Developer Experience (1 shared)
Testing (1 shared)
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