Peer Richelsen

@peerrich

Co-CEO Cal.com. Building open source scheduling.

Portfolio MRR

$125k

Total Upvotes

1.9k

Active Users

48k

Products

Products by Peer Richelsen (1)

https://cal.com›productivity›cal-com

Feb 28, 2026 - The open source Calendly alternative built for enterprise and indies Built with Next.js, TypeScript and Prisma.

Rating: 4.7(41)$125k MRR+16.8% MoM201.6k/mo visitors (~6.7k/day)