Top Alternatives to Trac

GitHub is a web-based Git or version control service.

Trello is a web based project management solution.

Redmine is a flexible project management web application.

GitLab is a web-based Git repository manager with wiki and issue tracking features.

Team Clerk is project and task management software.

Taiga is a project management platform for agile developers & designers.

Jira is a proprietary issue tracking product, developed by Atlassian.

Mercurial is a free, distributed source control management tool.

Yodiz is a simple but comprehensive agile tool with visual boards for Sprints, Releases, Backlog, Epics and Issue management.

Apache Subversion (SVN) is a software versioning and revision control system distributed as open source under the Apache License.

Launchpad is a web application and website that allows users to develop and maintain software, particularly open-source software.

Quire is a collaborative task management tool for breaking down goals in hierarchical lists.

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.

Ubirimi is a project tracker for planning, building and launching products.

Ora is a real-time all-in-one workspace for teams.

Gogs is a painless self-hosted Git service. Gogs runs anywhere Go can compile for Windows, Mac, Linux, ARM, etc.

Restyaboard is an open source Trello like board platform.

Avaza is a beautiful online software suite with modules for Project Management, Timesheets, Expenses & Invoicing. Access from anywhere, with any device.

TaskBoard is a Kanban-inspired app for keeping track of things that need to get done.

Zenkit is a platform for collaboration and project management.

Bugzilla is a web-based general-purpose bugtracker and testing tool.

Bazaar is a version control system that helps you track project history over time and to collaborate easily with others.

OpenProject is a web-based project management system for location-independent team collaboration.

Fossil is a simple, high-reliability, distributed software configuration management system.

Visual Tickets is a revolutionary tracking tool for project communication: bug tracking, request management, feedback gathering.

PMRobot is Project Management Software designed exclusively for Software Consulting Companies.

YouTrack is a commercial browser-based bug tracker, issue tracking system and project management software.

Flyspray is a lightweight, web-based bug tracking system written in PHP for assisting with software development and project managements.

Active Collab is a web-based project management tool.

Axosoft (formerly OnTime) is a proprietary project management and bug tracking system, available as hosted or on-premises software.

Tuleap Open ALM is a libre & open source platform for agile management and software development.

FogBugz is an integrated web-based project management system featuring bug/issue tracking, discussion forums, wikis, customer relationship management, and evidence based scheduling.

Marker is a visual bug reporting tool.

buckets.co helps you optimize workflows & collaboration at all levels.

Request Tracker is a ticket-tracking system written in Perl used to coordinate tasks and manage requests among a community of users.

SprintGround is a free task management for small software development teams and freelancers.

GitPrep is a portable GitHub system.