Cal.com: Open-source scheduling platform praised for flexibility, criticized for support and uptime
By
Peer Richelsen
2mo ago· 1 min readenProduct
46/100
Doughy
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Pale, doughy, and a touch sad. Eat if peckish.
Score46TypereviewSentimentneutral
Summary
Cal.com is an open-source scheduling tool positioned as a Calendly alternative. Users praise its clean interface, smooth setup, Google/Microsoft 365 integrations, self-hosting flexibility, customization options, open API, reminders, payments, and multi-calendar/timezone support. Criticisms include slow support responsiveness, Microsoft/Exchange issues, occasional downtime, and concerns about the extent of its "open source" promise.
Key quotes
· 3 pulledReviewers mostly see Cal.com as an easy, polished scheduling tool with a clean interface, smooth setup, and strong calendar integrations
Users repeatedly praise its flexibility for self-hosting, embedding, customization, open API, reminders, payments, and handling multiple calendars and time zones
The main friction is around support responsiveness, some Microsoft and Exchange issues, occasional downtime, and sharp criticism that parts of the 'open source' promise
The open source Calendly alternative. Self host it, or have it hosted. Integrate it seamlessly into your business with advanced customization and an open API.
