- 5+1 случай, когда спецификация REST API играет огромную роль - this should be not implemented or used, but just a good read (https://habr.com/post/427601/)
- Express + OpenAPI (Swagger) - https://www.npmjs.com/package/express-openapi
- A Monorepo of various packages to power OpenAPI in node https://github.com/kogosoftwarellc/open-api
- In case TypeScript is used in backend, tsoa plugin allows to automatically generate API Documentation - https://github.com/lukeautry/tsoa