vacuum is the worlds fastest OpenAPI 3, OpenAPI 2 / Swagger linter and quality analysis tool. Built in go, it tears through API specs faster than you can think. vacuum is compatible with Spectral rulesets and generates compatible reports.

libopenapi is a fully featured, high performance OpenAPI 3.1, 3.0 and Swagger parser, library, validator and toolkit for golang applications.

An OpenAPI 3 checker based on spectral.

OpenAPI validation extension for libopenapi, validate http requests and responses as well as schemas

OpenApi schema validation for OpenApi versions v2, v3.0.x and v3.1.x