Assembla Alternatives for Mac OS X

GitHub is the leading web-based platform for version control and collaboration, built around the Git version control system. It empowers developers and teams to host, manage, and review code, track issues, and build software together in an efficient and transparent manner.

Redmine is a robust and flexible open-source project management web application designed to help teams manage projects, track issues, and collaborate effectively. It offers a wide range of features, including multi-project support, Gantt charts, time tracking, and extensive customization options through plugins and themes.

KanbanTool empowers businesses with a highly visual and intuitive online Kanban board for efficient task and project management. It offers robust features like time tracking, analytics, and team collaboration to streamline workflows and boost productivity for various industries.

GitBucket is an open-source, self-hosted Git platform built with Scala. It provides a user-friendly web interface for repository management, collaboration tools, and integration capabilities for teams looking for a lightweight alternative to larger platforms.

Goalton.com is a comprehensive platform designed for effective goal setting, task management, and project execution. It provides a flexible and hierarchical structure to organize your work, combining various views like Kanban boards, mind maps, and outlines to suit different workflows and collaboration needs for individuals and teams.