What are some alternatives?
GitLab issues - “From project planning and source code management to CI/CD and monitoring, GitLab is a complete DevOps platform, delivered as a single application. Only GitLab enables Concurrent DevOps to make the software lifecycle 200% faster.”
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.
Redmine - Flexible project management web application
Lean Testing - Lean Testing is a free bug tracker and test case management software for high performance development teams
Asana - Asana project management is an effort to re-imagine how we work together, through modern productivity software. Fast and versatile, Asana helps individuals and groups get more done.
Bugs Everywhere - Bugs Everywhere is a “distributed bugtracker”, designed to complement distributed revision control systems.