Open Source Alternatives to Postman

API development and testing tool

https://www.postman.com

2 tools

hoppscotch

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

Freemium

bruno

42,531JavaScriptMIT

Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

Free