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Zammad vs Libredesk: catalog facts
Zammad	Libredesk
Free The self-hosted community edition is free; hosted plans are sold separately.	Free Free and open source to self-host.
Linux, Web, Self-hosted	Linux, Self-hosted
Packages for Debian, Ubuntu and CentOS plus Docker Actively released	Single binary keeps deployment simple Docker Compose setup included
Server runs on Linux only Heavier to set up than simple PHP help desks	You run and maintain the server yourself Younger project than established help desks
Self-hosted	Self-hosted
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.