Redmine - cross-platform project management web application

Redmine screenshot

Redmine is a flexible project management web application

Written using the Ruby on Rails framework, it is cross-platform and cross-database

Provides news and document management, a per-project wiki, and per-project forums

Redmine is a flexible project management web application. Written using the Ruby on Rails framework, it is cross-platform and cross-database. It is used for Project creation, deletion, modification. As well as can upload and maintain documentation about the Project. The project management system includes Gantt charts, a calendar, a roadmap, and other helpful features you can use to keep track of what's going on with your software development projects. (You can use Redmine for any other kind of project you care to manage, but it's clearly aimed at software development.) It includes bug-tracking and support ticketing, allowing you to track feature, bug, and support requests along with project management for your next software release. Redmine also provides news and document management, a per-project wiki, and per-project forums.

Multiple projects support

Manage all your projects with one Redmine instance
Each user can have a different role on each project
Each project can be declared as public (visible by anyone) or private (visible by project members only)
Modules (eg. wiki, repository, issue tracking, ...) can be enabled/disabled at project level

Multiple subproject support

Manage related project parts as subprojects of a main project.

Flexible role based access control

Define your own roles and set their permissions in a click

Flexible issue tracking system

Define you own statuses and issue types
Workflow transitions can be set up for each issue type and role through the web-based administration interface (a default configuration can be loaded when installing the application)

Gantt chart and calendar

Automatic gantt and calendar based on issues start and due dates

Time tracking functionality

Time can be entered at project or ticket level
Simple report to view time per user, issue type, category or activity

Custom fields

You can define your own custom fields for issues, time-entries, projects and users
Differents formats are available: text, date, boolean, integers, drop-down lists and checkboxes
Custom fields can be displayed on the issue list and used as filters just like regular fields

News, documents & files management

You can easily post messages and share files

Per project wiki and forums

Wiki uses textile syntax and free linking within the wiki using brackets
Diff and annotate views are available