swaggie and gengen
These are competitors—both generate TypeScript client code from OpenAPI/Swagger specifications, though swaggie focuses on HTTP clients while gengen additionally generates Angular services, making gengen more specifically tailored to Angular applications.
About swaggie
yhnavein/swaggie
Tool for generating TypeScript client code for given Swagger API endpoints
Generates fully typed TypeScript clients from OpenAPI 3.x specs with support for multiple HTTP libraries (axios, fetch, Angular, TanStack Query, SWR) and custom templates. Produces tree-shakable single-file output with advanced features like `allOf`/`oneOf` composition, multipart/form-data handling, and configurable query parameter serialization. Ships as a dev-only CLI tool with zero runtime dependencies and includes JSDoc comments on all generated functions.
About gengen
Luxoft/gengen
Tool for generating models and Angular services based on OpenAPIs and Swagger's JSON.
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