Best Open Source Alternatives to RapidAPI Client

Compare the best free and open-source alternatives to RapidAPI Client — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated August 2026 · 3 alternatives

RapidAPI Client

Proprietary SaaS

PricingFreemium

Platformsmacos, windows, linux

WebsiteVisit site

RapidAPI Client alternatives compared

Open-source alternatives to RapidAPI Client, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
Hoppscotch	79,941	MIT	WebDocker	Yes	Jul 2026	Visit
Bruno	46,065	MIT	macOSWindowsLinux	No	Jul 2026	Visit
Firecamp	2,602	MIT	macOSWindowsLinuxWeb	No	Mar 2026	Visit

Top open-source RapidAPI Client alternatives

Hoppscotch79,941MIT

Open source API development platform.

WebDocker

vs RapidAPI Client: a free, open-source option you fully control, licensed MIT.

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Bruno46,065MIT

Lightweight Git-friendly API client.

macOSWindowsLinux

vs RapidAPI Client: a free, open-source option you fully control, licensed MIT.

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Firecamp2,602MIT

Multi-protocol API platform for developers.

macOSWindowsLinuxWeb

vs RapidAPI Client: a free, open-source option you fully control, licensed MIT.

Visit Details