HeyTaco - Create stronger, happier teams that people love
Twine - Twine is an open-source tool for telling interactive, nonlinear stories.
Karma bot for Slack - A bot that helps you build better people culture
Ink by Inkle - ink is a popular open source scripting language for branching stories, designed for writers
Backdoor - Honest and Anonymous Feedback About Colleagues
Quest - Quest lets you create sophisticated text-based games, without having to program.