Complete, Collaborative, Quality based Open Source Project Organizer.
ProjeQtOr (formely Project'Or RIA) is a collaborative project management software. It's a tool designed to be a Project Organizer as a Rich Internet Application. Web based, it is very easy to use and targets to include every feature needed to the management of your projects.
Listed as one of the underdogs project management softwares, the frequent updates, the very active support and the growing community refers to it as...