GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
Toggl - Toggl is an online time tracking tool. It features 1-click time tracking and helps you see where your time goes. Free and paid versions are available.
Redmine - Flexible project management web application
Harvest - Simple time tracking, fast online invoicing, and powerful reporting software. Simplify employee timesheets and billing. Get started for free.
Bugs Everywhere - Bugs Everywhere is a “distributed bugtracker”, designed to complement distributed revision control systems.
RescueTime - Time management software that shows you how you spend your time & provides tools to help you be more productive.