ZenTao

Lean project management system for small teams and startups helping to manage projects from ideation through delivery.

Project management and issue tracking system written in PHP.

Community-driven platform for collaborating, managing, organizing and reviewing software development projects.

Complete, mature, multi-user project management system with extensive functionality for all phases of a project.

Configurable project management, web-based application.

Libre suite to plan, track, code and collaborate on software projects.