Jira

Redmine is a flexible project management web application. Written using Ruby on Rails framework, it is cross-platform and cross-database. It integrates with a number of different SCM:s including Subversion...

Trac is an enhanced wiki and issue tracking system for software development projects. Trac uses a minimalistic approach to web-based software project management. Our mission is to help developers write …

Launchpad is a collaboration and Bazaar code hosting platform for (primarily open-source) software projects. Hosting is free for public projects, but if you want private code branches, a private...

MantisBT is a free popular web-based bugtracking system. It is written in the PHP scripting language and works with MySQL, MS SQL, and PostgreSQL databases and a webserver. MantisBT has …

Gitorious is a code hosting service under the Free Software GNU AGPL license. Gitorious is a great way of collaborating on distributed open source projects. Gitorious provides open source infrastructure …

The Bug Genie is a free/open source, web-based issue tracking system - built on free and open source technology. Written in PHP, and runs on all major server platforms.

Bugzilla is a "Defect Tracking System" or "Bug-Tracking System". Defect Tracking Systems allow individual or groups of developers to keep track of outstanding bugs in their product...

ChiliProject is a web based project management system. It supports your team throughout the complete project life cycle, from setting up and discussing a project plan, over tracking issues and …

Flyspray is an uncomplicated, web-based bug tracking system written in PHP for assisting with software development.

Project'Or RIA is an open source Project Management Software, trying to gather in a single tool every functionality needed to organize your projects. The objective is to keep it simple, …

Support Incident Tracker (or SiT!) is a Free Software/Open Source (GPL) web based application which uses PHP and MySQL for tracking technical support calls/emails (also commonly known as a 'Help …

Kunagi offers integrated project management, supplementing Scrum by a selection of other best practices to cover all project management needs. It does not only offer management of basic Scrum documents, …

RT is an enterprise-grade ticketing system which enables a group of people to intelligently and efficiently manage tasks, issues, and requests submitted by a community of users. The RT platform …

OpenProject is free and open source software for project management. It supports project timelines, issue tracking, wiki, document management, time and cost reporting, code management, Scrum and much more. ...

Vermis is a web application for reporting and tracking issues regarding bugs, tasks, etc. during project development.

Phabricator is a collection of open source web applications that help software companies build better software.

jotBug is a Web-based project management and issue/bug tracking solution written in PHP using the Zend Framework. Inspiration for the project came from the (excellent) Trac and Redmine projects. It …

Simple PHP Issue Tracker