Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Hiver - Manage Customer Support, Sales and Projects right from your Gmail inbox. Collaborate with Shared Labels, Shared Contacts, email notes, email reminders and email templates
OneBar - AI-powered Q&A knowledge base for Slack teams
Clean Email - Clean Email is an online service that empowers you to take control of your mailbox.
DokuWiki - DokuWiki is a simple to use and highly versatile Open Source wiki software that doesn't require a database.
MailClark - The Slack bot for external communications