# Cal.com

> Cal.com sells scheduling as both an everyday booking tool and infrastructure that teams and developers can embed, route and automate. Founded as an open-source alternative to Calendly, it moved its hosted production code to a private repository in 2026 while preserving a self-hostable community project, Cal.diy.

- **Founded:** 2021
- **Headquarters:** San Francisco, United States
- **Founders:** Peer Richelsen (Co-founder and chairman), Bailey Pumfleet (Co-founder and CEO)
- **Products:** Cal.com hosted scheduling, Cal.com Platform and API v2, Teams, routing and workflows, Cal Video, Cal.diy
- **Notable:** Reached more than one million users, according to its customer page., Launched an API and app store alongside its $25 million Series A announcement., Maintains the public Cal.diy repository, which had about 48,000 GitHub stars in September 2026.

## Products & services

- **Cal.com hosted scheduling** — Booking pages, calendar sync, payments, reminders and video for individuals and organizations.
- **Cal.com Platform and API v2** — APIs, embeds and React components for scheduling inside other products.
- **Teams, routing and workflows** — Shared availability, round robin assignment, routing forms, CRM connections and automated communication.
- **Cal Video** — Integrated video meetings, launched with Daily.co partnership.
- **Cal.diy** — MIT-licensed, self-hostable community scheduling engine separated from the hosted production code.
- **Cal.ai** — AI voice assistant for scheduling calls and appointment follow-up.

## Achievements

- Reached more than one million users, according to its customer page.
- Launched an API and app store alongside its $25 million Series A announcement.
- Maintains the public Cal.diy repository, which had about 48,000 GitHub stars in September 2026.

## Latest updates

- **2026-09** — Version 6.9 announced Workflows 2.0, Cal.ai in the app store and Troubleshooter 2.0.
- **2026-08** — Version 6.8 announced Cal Events, a new troubleshooter and AI chat in routing forms.
- **2026-04** — Moved the hosted production code to a private repository and released Cal.diy as a separate MIT-licensed public project.
- **2026-01** — Published a detailed postmortem of a database-load incident triggered by a booking search feature.

## Links

- Website: https://cal.com
- LinkedIn: https://www.linkedin.com/company/cal-com/
- Twitter/X: https://x.com/calcom
- GitHub: https://github.com/calcom
- YouTube: https://www.youtube.com/@calcominc

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Profile page: https://yespress.io/cal-com
Published by YesPress — https://yespress.io
Last updated: 2026-09-29