SkillTree is free and open source! Check out the Github repo for updates: Create awesome skill trees https://github.com/handihow/skilltree 0 forks. 1 stars. 28 open issues. Recent commits: removed premium features, GitHub included the firebase connection file, handihow add margin to composition overview, Roeland Verbakel adding FL content to user model, Roeland Verbakel started integration with flamelink, Roeland Verbakel