* [oasdiff v1.16.0](https://github.com/oasdiff/oasdiff) – Command-line and Go package for comparing OpenAPI specs and detecting breaking changes.

* [kin-openapi v0.139.0](https://github.com/getkin/kin-openapi) – OpenAPI v2 and v3 implementation for Go with parsing, conversion, and validation.

* [@openapitools/openapi-generator-cli v2.34.0](https://github.com/OpenAPITools/openapi-generator-cli) – CLI tool that downloads and runs the OpenAPI Generator Java executable for generating API clients, servers, and documentation.

* [Counterfact v2.14.0](https://github.com/counterfact/api-simulator) – Generates TypeScript routes from OpenAPI/Swagger specs and runs a stateful, hot-reloading mock API.

* [Fastify OpenApi Glue v4.11.3](https://github.com/seriousme/fastify-openapi-glue) – Plugin for Fastify that autogenerates configuration from OpenAPI specifications.

* [UIGen v0.15.0](https://github.com/darula-hpp/uigen) – OpenAPI-to-UI compiler that generates interactive React frontends at runtime directly from an OpenAPI specification.

* [apigen-ts v1.3.1](https://github.com/vladkens/apigen-ts) – Generate a single-file, fully typed TypeScript fetch client from OpenAPI/Swagger supporting v2, v3, and v3.1.

* [@himenon/openapi-typescript-code-generator @himenon/openapi-typ...](https://github.com/Himenon/openapi-typescript-code-generator) – Library that generates TypeScript types and code from OpenAPI v3.0.x specifications.