FogBugz is the world's easiest bug tracking system, built for teams who are serious about shipping great software. cooperate with team mates meet deadlines maintain control of your projects integrate with source control FogBugz incorporates the lessons Joel Spolsky and the team at Fog Creek have learned over a decade of learning how to write software better.
Hibox is a business messaging app that closely integrates your conversations with AI-powered task management, file sharing and videoconferencing. Hibox is a chat built for companies that integrates task management and videoconferencing all in the same app, making it easier for you to collaborate with your team and get things done fast. Hibox takes task management a step further through Artificial Intelligence that applies Machine Learning to recognize patterns in users' behavior and automatically converts chat messages into trackable tasks in the projects users are working on.
Quire, a collaborative task management tool, allows users to break down goals in hierarchical lists. Under this tree-like hierarchy, new tasks are naturally grouped in the context which they arise, instead of becoming just another isolated task in a long list waiting to be forgotten.