Bugzilla vs MantisBT
A side-by-side comparison of two self-hosted helpdesk & ticketing options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Bugzilla | MantisBT |
|---|---|---|
| Deploy effort | Read-the-docs project | Under-an-hour setup |
| Health score | 77 · Good | 82 · Excellent |
| Category | Helpdesk & Ticketing | Helpdesk & Ticketing |
| License | MPL-2.0 | GPL-2.0 |
| Language | Perl | PHP |
| Setup difficulty | Hard | Easy |
| Min. RAM | 512 MB | 256 MB |
| Deployment | bare-metal, source | docker, bare-metal, source |
| GitHub stars | ★ 861 | ★ 1,806 |
| First released | 1998 | 2000 |
| Replaces | Jira | Jira, Bugzilla |
What are Bugzilla and MantisBT?
Bugzilla
Bugzilla is a robust, time-tested bug tracking system originally developed by Mozilla. It handles large software projects with advanced search, dependencies, and reporting.
- Advanced bug search
- Dependency tracking
- Custom fields and workflows
- Email notifications
MantisBT
MantisBT is a popular, open-source web-based bug tracking system. It is easy to set up and offers per-project access control, notifications, and issue workflows.
- Per-project bug tracking
- Email notifications
- Custom fields and workflows
- Plugin system
Bugzilla vs MantisBT: key differences
Bugzilla is written in Perl, while MantisBT is built with PHP. Licensing differs — MPL-2.0 for Bugzilla versus GPL-2.0 for MantisBT. MantisBT is the lighter option, starting around 256 MB of RAM against 512 MB for Bugzilla. Bugzilla is the more established project (first released 1998), while MantisBT arrived in 2000. MantisBT has the considerably larger community, at 1,806 GitHub stars versus 861. MantisBT lists first-class Docker deployment; Bugzilla does not.
Why pick each one
Choose Bugzilla if…
- Released under the MPL-2.0 license
- Written in Perl
- Lightweight — runs in 512 MB RAM
Choose MantisBT if…
- Released under the GPL-2.0 license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Active community (1.8k GitHub stars)
Frequently asked questions
Is Bugzilla or MantisBT better?
MantisBT is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Bugzilla if its specific feature set fits your needs better.
Are Bugzilla and MantisBT free and open-source?
Yes. Bugzilla is licensed under MPL-2.0 and MantisBT under GPL-2.0. Both can be self-hosted at no software cost.
Can I run Bugzilla and MantisBT with Docker?
Bugzilla: check the project docs for container support. MantisBT: yes.
Which is lighter on resources, Bugzilla or MantisBT?
MantisBT has the smaller minimum footprint at 256 MB of RAM, compared to about 512 MB for Bugzilla. Real-world usage depends on library size, user count, and enabled features.