GoLocalBot. The project is closed - Platform for volunteers, NGOs, activists and crowdmapping.
Backdoor - Honest and Anonymous Feedback About Colleagues
GivingWay - Travel the world, do some good.
15Five - 15Five software elevates the performance and engagement of employees by consistently asking questions and starting the right conversations.
Catchafire - Use your professional skills to help charities
Briq for Slack - Engage your team with easy daily recognition