Mantis Bug Tracker is a free and open source, web-based bug tracking system. It is written in the PHP scripting language and works with MySQL, MS SQL, and PostgreSQL databases and a webserver. MantisBT can be installed on Windows, Linux, Mac OS, OS/2, and others.
Cost / License
- Free
- Open Source
Application types
Platforms
- Mac
- Windows
- Linux
- BSD
- Self-Hosted









































































Clubhouse lets you define a workflow that makes sense for your team, whereas Pivotal Tracker has a single, fixed workflow. Clubhouse also has a simple kanban UI, is less opinionated about methodology, and allows higher-level planning with Epics and Milestones.