Also possibly OpenProject, which is an "open core" fork of Redmine
Too late to edit the above, but for anyone curious, here's a year old exchange about a Jira -> OpenProject migration tool:
https://news.ycombinator.com/item?id=42931780
alt Hacker News
Too late to edit the above, but for anyone curious, here's a year old exchange about a Jira -> OpenProject migration tool:
https://news.ycombinator.com/item?id=42931780