Free & Open-Source Postman Business Alternatives

API development and testing platform.

1. Bruno ↗ FOSSPRIVATESELF-HOST
   Git-friendly API client — Postman alternative, local files.
   ●○○Easy · Windows, macOS and Linux
2. Hoppscotch ↗ FOSSSELF-HOST
   Lightweight web-based API testing tool.
   ●○○Easy · Windows, macOS and Linux
3. Insomnia ↗ PRIVATE
   REST/GraphQL API testing client.
   ●○○Easy · Windows, macOS and Linux