Postman alternatives - free, open source and self-hostable

Fast and beautiful API request builder.

Opensource IDE For Exploring and Testing Api's (lightweight alternative to postman/insomnia)

The modern API client that lives in your terminal.

The most intuitive desktop API client. Organize and execute REST, GraphQL, WebSockets, Server Sent Events, and gRPC 🦬

Developer-first OpenSource API DevTool, Postman/Insomnia alternative.