Mantis Bug Tracker is a free and open source, web-based bug tracking system. The most common use of MantisBT is to track software defects.
License: Open Source
Mantis Bug Tracker is an open-source tool primarily focused on bug tracking and simple issue management, making it suitable for small to medium-sized teams. In contrast, JIRA is a comprehensive project management tool with advanced features for agile workflows, reporting, and integrations, making it a better fit for larger teams and organizations.