YouTrack

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ZenTao

Jira is a proprietary issue tracking product developed by Atlassian, for every member of your software team to plan, track, and release great software. With Jira, you can create user stories and issues, plan sprints, and distribute tasks across your software team. Jira allows you to prioritize and discuss your team's work in full context with complete visibility.

Codegiant is a cloud-based software platform that provides fully integrated workflow for developers. The platform provides tools for project management of software development projects, including issue tracking, hosted Git repositories, continuous integration and documentation. By providing a unified, secure platform companies can focus on building software rather than setting up tooling and infrastructure. Allowing companies and their teams to work closer and better together and shipping projects to production faster. Codegiant is free for small teams up to 5 people, after that a monthly subscription per user is required to use Codegiant in your projects.

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Apache Subversion is a versioning and revision control system (VCS) developed and maintained by the Apache Software Foundation. With Apache Subversion software developers can manage, document and organize changes to files and directories of software projects. With Subversion teams of developers can maintain the current and historical versions of a project source code with ease.

Git is a free and open source distributed version-control system for tracking changes in source code during software development. The tool is created by Linus Torvalds, the creator of Linux, and is used by virtually every software project today. With Git, developer can track changes in any sets of files in a project and coordinate the team to develop in a non-linear workflow to achieve maximum efficiency.

Trac is an enhanced open source, wiki and issue tracking system for software development projects. With Trac, developers and teams can manage their projects with ease and write great software in the process. Trac provides bug tracking system that ca be used by organizations building open source or proprietary software. The system impose as little as possible on team's established development process and policies, while integrating seamlessly with version control systems including Subversion and Git.