Hoppscotch vs Voiden

Comparing two open source alternatives to Postman and Apidog and Paw and Thunder Client . Use the comparison below to decide which one fits your needs.

Hoppscotch

MIT

Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)

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Voiden

Apache-2.0

Design, test and document APIs in plain Markdown with a git-native, offline-first approach.

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Side-by-side comparison

	Hoppscotch	Voiden
License	MIT	Apache-2.0
Self-hostable	No	No
GitHub Stars	79,304	1,109
Forks	5,896	40
Open Issues	729	23
Last Commit	May 26, 2026	May 26, 2026
First Released	Aug 21, 2019	May 9, 2025
Categories	API Development & Testing Tools	API Development & Testing Tools
Tags	#API #api client #rest #http client	#API #api client #DeepSeek #cli #markdown

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