Trajectory is described as 'Over the past 8 years, we've used many tools for project planning and team communication. Google Docs. JIRA. Basecamp. Pivotal Tracker' and is an website in the Development category. There are more than 50 alternatives to Trajectory, not only websites but also apps for a variety of platforms, including SaaS, Mac, Windows and Linux. The best alternative is Redmine, which is both free and Open Source. Other great sites and apps similar to Trajectory are Basecamp (Freemium), JIRA (Paid), Zoho (Paid) and Mantis Bug Tracker (Free, Open Source).
Mantis Bug Tracker is a free and open source, web-based bug tracking system. It is written in the PHP scripting language and works with MySQL, MS SQL, and PostgreSQL databases and a webserver. MantisBT can be installed on Windows, Linux, Mac OS, OS/2, and others.
GoodDay is a project, product and work management platform that gives teams the best tools for planning, day-to-day work, and continuous improvement of all processes based on transparency, accountability, agility, and recognition.
ZenTao is an open source project management tool, supporting Scrum. It integrates product management, project management, bug management and QA management, etc., covering all lifecycle of software development.
Tracker is a story-based project planning tool from Pivotal Labs that allows teams to collaborate and react to real-world changes instantly. Its based on agile software methods, but can be used on a wide range of projects.
A1 Project Manager is a free task and project management software that automatically keeps your team organized and monitors progress of all of your projects. Let A1 Project Manager organize what you do, so you can focus on why you do it.