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

Hop - Spike makes working easier and more efficient. Saving you and your team time, sanity, and a lot of headaches.

MailClark - The Slack bot for external communications

Funnster - The best way to get together with your friends and family

Clean Email - Clean Email is an online service that empowers you to take control of your mailbox.

Gigstarter - Gigstarter uses crowd funding to take the pain from arranging events.