Description: BookStack is an open source knowledge management platform to help build and organize wikis for internal or public use. It allows you to collaboratively write and structure documents to organize knowledge, notes or documentation.
Type: software
Pricing: Free
Description: pump.io is an open source social networking and microblogging server that focuses on control and privacy for users. It allows users to post short messages, photos, audio clips, event invitations, and more, which can be shared publicly or with specific groups and followers.
Type: software
Pricing: Open Source