FogBugz is an integrated web-based project management system featuring bug/issue tracking, discussion forums, wikis, customer relationship management, and evidence based scheduling. Developed by Fogcreek
License: Commercial
FogBugz is primarily focused on bug tracking and issue management, making it ideal for software development teams. In contrast, OpenProject offers a broader set of project management features and is well-suited for teams looking for a comprehensive tool to manage complex projects.