Perfect Wiki - Build and organize your knowledge base of company resources without switching between workspaces
Obie.ai - Access knowledge quicker without leaving Slack
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Wrike - Wrike is a flexible, scalable, and easy-to-use collaborative work management software that helps high-performance teams organize and accomplish their work. Try it now.
Dropbox Paper Mobile - Organize your team’s knowledge in a single place
Trello - Infinitely flexible. Incredibly easy to use. Great mobile apps. It's free. Trello keeps track of everything, from the big picture to the minute details.