Callosum – A smarter OpenAPI editor/client

Show HN: Callosum – A smarter OpenAPI editor/client

Based, Callosum – A smarter OpenAPI editor/client works in show hn launch.

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A couple years ago I was really frustrated by Postman, it couldn't do basic JSON schema validation, and didn't interoperate well with the OpenAPI spec I had to use for serverless deployments. On top of that, they started requiring an account and cloud sync, and other things I just wasn't comfortable with.So what's an engineer to do? Build yet another API Client of course! [0] It's still fairly rough and crashes more often than I like, but it's basically at the point that I've switched most of my usage so I figured I would rip off the bandaid and do a Show HN.Short list of some of the (IMHO) cool features that you can't do in Postman:* Generate JSON Schema from request/response data.* Generat

Callosum – A smarter OpenAPI editor/client is positioned in show hn launch, a segment that rewards a clear, focused offering.

Directory data places it at the Show HN launch stage.

Website: callosum.dev