BirthdayBot for Slack - Don't miss your teammates' birthdays!
echofin - Echofin helps communities grow, engage and monetize their following in ways no other platform has done so far.
Betterment - We manage your investments so you don't have to.
CONTUS MirrorFly - World's Most Scalable Chat APIs & SDKs for Small, Medium & Enterprises
Slack Birthday Bot - Slack bot for celebrating birthdays
chatwee - Group chat app for online communities. Used wherever visitor interaction and engagement are key to the site's functioning.