Best Open Source Alternatives to Slab

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

Curated by open-source.store · Updated August 2026 · 6 alternatives

Slab

Proprietary SaaS

PricingFreemium

Platformsweb

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Slab alternatives compared

Open-source alternatives to Slab, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
Gollum	14,307	MIT	LinuxmacOSWindowsWeb	Yes	Nov 2025	Visit
MediaWiki	5,131	GPL-2.0	LinuxmacOSWindowsDocker	Yes	Aug 2026	Visit
Documize	2,415	GPL-3.0	LinuxmacOSWindowsDocker	Yes	May 2026	Visit
WikidPad	209	BSD-3-Clause	LinuxmacOSWindows	No	Jun 2026	Visit
Peppermint	0	MIT	LinuxmacOSWindowsDocker	Yes	—	Visit
Raneto	0	MIT	LinuxmacOSWindowsDocker	Yes	—	Visit