crates.io81Excellenthealth index

netwo-io/apistosActix-web wrapper for automatic OpenAPI 3.0 documentation generation.
Rust★ 217↓ 33.8K/moSep 15, 2026
npm81Excellenthealth index
TypeScript★ 31↓ 6,764/moSep 13, 2026
npm81Excellenthealth index

sourcey/sourceyPrecision documentation from OpenAPI, MCP, Doxygen, and Markdown guides. Static HTML you own.
TypeScript★ 1,369↓ 6,916/moSep 12, 2026
Go80Excellenthealth index
Go★ 2Sep 6, 2026
npm80Excellenthealth index
TypeScript · Vue★ 255↓ 87K/moSep 13, 2026
crates.io · npm80Excellenthealth index

gpu-cli/openapi-to-rustOpenAPI generator for Rust: typed models, async Reqwest/SSE clients, and Axum server scaffolding for OpenAPI 3.0/3.1.
Rust★ 35↓ 12.6K/moSep 13, 2026
TypeScript★ 208↓ 16.2K/moOct 17, 2026
Python★ 126↓ 26.7M/moAug 27, 2026
JavaScript★ 35↓ 601/moSep 12, 2026
TypeScript★ 1,611↓ 15.8M/moAug 27, 2026

erraggy/oastoolsOpenAPI Specification (OAS) tools for validating, parsing, fixing, converting, diffing, joining, and building specs; as well as generating client/servers/types from specs.
Go★ 5Sep 20, 2026
HTML★ 387Sep 19, 2026
Java★ 122Oct 20, 2026

oaswrap/spec⚡A lightweight, framework-agnostic OpenAPI 3.x specification builder for Go.
Go★ 118Sep 18, 2026
TypeScript★ 649↓ 5.7M/moOct 6, 2026
JavaScript★ 1,207↓ 26.8M/moSep 17, 2026
TypeScript★ 3↓ 2,522/moSep 18, 2026
Packagist · PyPI75Goodhealth index
PHP★ 82↓ 5,088/moSep 5, 2026
Go · npm73Goodhealth index

FumingPower3925/stdocsSelf-documenting APIs for Go's net/http: wrap your ServeMux and it serves a /docs UI (Scalar, Swagger UI, Redoc, Stoplight) plus the generated OpenAPI 3.0/3.1/3.2 spec. Zero dependencies.
Go★ 4Sep 10, 2026
Maven · npm73Goodhealth index

javalin/javalin-openapiAnnotation processor for compile-time OpenAPI & JsonSchema, with out-of-the-box support for Javalin 5.x, 6.x & 7.x, Swagger & ReDoc
Kotlin★ 67Oct 19, 2026

mockzilla/mockzillaOpen-source OpenAPI mock server with cloud hosting and local modes for development, testing, and CI. Generates realistic API responses from specs with latency simulation, error injection, proxy fallback, and request validation. Validated against 2,200+ real-world OpenAPI specs.
Go★ 106Sep 19, 2026
npm · Go73Goodhealth index

pb33f/openapi-changesThe world's most powerful OpenAPI breaking changes detector. Discover what changed between two OpenAPI specs, or a single spec over time. Supports OpenAPI 3.2, 3.1 and 3.0
JavaScript · Go★ 358↓ 86.1K/moSep 29, 2026
crates.io73Goodhealth index
Rust★ 48↓ 1,991/moSep 14, 2026
Packagist71Goodhealth index
PHP★ 18↓ 3,420/moSep 13, 2026

oasdiff/oasdiff-actionGitHub Actions that detect breaking changes in your OpenAPI specs and post a review on every pull request
Shell★ 65Sep 20, 2026

pb33f/doctorThe Doctor. Just the doctor, no more, no less. The OpenAPI all in one supercharged go toolkit
Go · TypeScript★ 42Oct 20, 2026
TypeScript★ 540↓ 43.9M/moOct 21, 2026
Java★ 13Oct 20, 2026
TypeScript★ 122↓ 352.8K/moSep 13, 2026
Python★ 126↓ 325.5K/moSep 12, 2026