Redmine is a flexible project management web application written using the Ruby on Rails framework.
This project management web application includes a gantt chart, calendar, wiki, forums, multiple roles, and email notification.
Redmine’s backend is provided by ActiveRecord, which enables the software to be used in conjunction with any popular database.
Key Features
- Multiple projects support.
- Flexible role based access control.
- Flexible issue tracking system.
- Gantt chart and calendar.
- News, documents & files management.
- Feeds & email notifications.
- Per project wiki.
- Per project forums.
- Time tracking.
- Custom fields for issues, time-entries, projects and users.
- SCM integration (SVN, CVS, Git, Mercurial, Bazaar and Darcs).
- Issue creation via email.
- Multiple LDAP authentication support.
- User self-registration support.
- Multi-language support.
- Multiple databases support.
Website: www.redmine.org
Support: Guide
Developer: Jean-Phillipe Lang and contributors
License: GNU General Public License v2.0

Redmine is written in Ruby. Learn Ruby with our recommended free books and free tutorials.
Related Software
| Web Project Management | |
|---|---|
| OpenProject | Collaborative Project Management |
| Odoo | Suite of open-source business apps written in Python |
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| Plane | Project management for planning, tracking and organizing work across teams |
| Kanboard | Kanban board for small teams and individuals |
| Focalboard | Self-hosted project management tool |
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| tuleap | Improve management of software development and collaboration |
| Leantime | Project management for the non-project manager |
| Redmine | Flexible application written using the Ruby on Rails framework |
| eGroupWare | Enterprise ready web-based groupware suite with project management |
| LibrePlan | Project planning, monitoring and control |
| Worklenz | Task views, time tracking, financial insights, workload planning and reporting |
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| Scrumlens | Agile retrospective tool |
| dotProject | Web-based, multi-user, multi-language project management application |
Read our verdict in the software roundup.
| Issue Tracking Systems | |
|---|---|
| OpenProject | Collaborative project management with planning and tracking |
| Zammad | Web based open source helpdesk/customer support system |
| Plane | Modern project management for issues, cycles, and roadmaps |
| Request Tracker | Mature enterprise-grade issue tracking system |
| MantisBT | Issue tracker implemented in PHP and using MySQL as a database |
| osTicket | Customer support ticket system |
| Fossil | Distributed version control system, bug tracking system and wiki server |
| Bugzilla | Bug Tracking System available through a web interface |
| Roundup | Simple-to-use and install issue-tracking system |
| Trac | Issue tracker implemented in PHP and using MySQL as a database |
| Redmine | Flexible project management web application |
| Flyspray | Simple, web-based bug tracking system written in PHP |
| Znuny | Fork of OTRS |
| Eventum | User friendly and flexible issue tracking system |
| FlowInquiry | Manage tickets, workflows and SLA tracking |
| Pachno | Friendly issue tracking |
| OpenSupports | Simple ticketing system |
| Phorge | Ccmmunity-maintained fork of Phabricator |
| Qisutu | Straightforward ticket management for teams and support workflows |
Read our verdict in the software roundup.
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