Best Open Source Alternatives to ClickUp

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

Curated by open-source.store · Updated August 2026 · 5 alternatives

ClickUp

Proprietary SaaS

PricingFreemium

Platformsweb, mobile, desktop

WebsiteVisit site

ClickUp alternatives compared

Open-source alternatives to ClickUp, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
Focalboard	26,356	AGPL-3.0	LinuxmacOSWindowsDocker	Yes	May 2026	Visit
Wekan	21,009	MIT	LinuxmacOSWindowsDocker	Yes	Aug 2026	Visit
Kanboard	9,762	MIT	LinuxmacOSWindowsDocker	Yes	Aug 2026	Visit
Nextcloud Deck	1,410	AGPL-3.0	LinuxmacOSWindowsDocker	Yes	Aug 2026	Visit
Planka	0	MIT	LinuxmacOSWindowsDocker	Yes	—	Visit