Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)
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Updated
Feb 17, 2025 - TypeScript
An API can be thought of as an instruction manual for communication between multiple software apparatuses. For example, an API may be used for database communication between web applications. By extracting the implementation and relinquishing data into objects, an API simplifies programming.
Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)
The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.
🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more.
Opensource IDE For Exploring and Testing Api's (lightweight alternative to postman/insomnia)
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The power of curl, the ease of use of httpie.
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Given a web API, Generate client libraries in node, php, python, ruby
Developer-first OpenSource API DevTool, Postman/Insomnia alternative.