* [Spectrum v1.21.0](https://github.com/grokify/spectrum) – OpenAPI 3 and 2 SDK providing enhanced conversion to Postman collections, plus editing, merging, splitting, and linting tools. * [Postman Runtime v7.56.0](https://github.com/postmanlabs/postman-runtime) – Low-level library that executes collections and sends HTTP requests for the Postman app, monitoring, and Newman.