All Reviews (16)
Novu
Open-source notification infrastructure
No community votes yet
Cal.com
Open-source scheduling infrastructure
No community votes yet
Knock
Notification infrastructure for developers
No community votes yet
TalkJS
Chat API and SDK for apps
No community votes yet
Daily
Video and audio APIs for developers
No community votes yet
Discord
Your place to talk — voice, video, and text
No community votes yet
Stream
Scalable chat and activity feed APIs
No community votes yet
Matrix (Element)
Open-source decentralized communication
No community votes yet
Signal API
Encrypted messaging for developers
No community votes yet
Slack
Where work happens — messaging for teams
No community votes yet
Calendly
Scheduling automation platform
No community votes yet
Zoom
Video conferencing that just works
No community votes yet
Intercom
AI-first customer service platform
No community votes yet
SendGrid
Email delivery and marketing API
No community votes yet
Twilio
Communication APIs for SMS, voice, video, and email
No community votes yet
Zendesk
Customer service software and support ticketing
No community votes yet