Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Clean Email - Clean Email is an online service that empowers you to take control of your mailbox.
BoostHQ - An online community platform for your employees to gain knowledge, share experiences and learn from each other.
MailClark - The Slack bot for external communications
Lunyr - A decentralized crowdsourced encyclopedia.
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