Libredesk vs Znuny
A side-by-side comparison of two self-hosted helpdesk & ticketing options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Libredesk | Znuny |
|---|---|---|
| Deploy effort | Under-an-hour setup | Read-the-docs project |
| Health score | 87 · Excellent | 75 · Good |
| Category | Helpdesk & Ticketing | Helpdesk & Ticketing |
| License | AGPL-3.0 | GPL-3.0 |
| Language | Go | Perl |
| Setup difficulty | Medium | Hard |
| Min. RAM | 512 MB | 2,048 MB |
| Deployment | docker, binary | bare-metal, source |
| GitHub stars | ★ 2,959 | ★ 596 |
| First released | 2024 | 2021 |
| Replaces | Zendesk, Intercom | ServiceNow, Zendesk |
What are Libredesk and Znuny?
Libredesk
Libredesk is a self-hosted, open-source customer support tool. It offers shared inboxes, SLA management, automations, and reporting in a clean modern interface.
- Shared inbox and SLAs
- Automation rules
- Canned responses
- Single binary deployment
Znuny
Znuny is an open-source ticketing system and service desk maintained as a free fork of OTRS Community Edition. It supports helpdesk and ITSM workflows.
- Maintained OTRS fork
- Helpdesk and ITSM
- Customizable workflows
- Active community support
Libredesk vs Znuny: key differences
Libredesk is written in Go, while Znuny is built with Perl. Licensing differs — AGPL-3.0 for Libredesk versus GPL-3.0 for Znuny. Libredesk is the lighter option, starting around 512 MB of RAM against 2,048 MB for Znuny. Znuny is the more established project (first released 2021), while Libredesk arrived in 2024. Libredesk has the considerably larger community, at 2,959 GitHub stars versus 596. Libredesk lists first-class Docker deployment; Znuny does not.
Why pick each one
Choose Libredesk if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Active community (3k GitHub stars)
- Written in Go
Frequently asked questions
Is Libredesk or Znuny better?
Libredesk is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Znuny if its specific feature set fits your needs better.
Are Libredesk and Znuny free and open-source?
Yes. Libredesk is licensed under AGPL-3.0 and Znuny under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Libredesk and Znuny with Docker?
Libredesk: yes. Znuny: check the project docs for container support.
Which is lighter on resources, Libredesk or Znuny?
Libredesk has the smaller minimum footprint at 512 MB of RAM, compared to about 2,048 MB for Znuny. Real-world usage depends on library size, user count, and enabled features.