Zoom Apps - Build Apps on Zoom
HelpStack - Open Source mobile help framework to support iOS and Android app users.
Intercom App Store - Integrate with Intercom and grow your business
Chat Center - Chat with one click, no matter what messaging app you use
onetool - Every software you'll ever need in one subscription.
Helpshift - Helpshift is an in-game customer support platform that enables mobile apps to improve customer experience, drive higher ratings and increase retention.