Developer Ditches Calendly for Self-Hosted Booking Tool on Privacy and Cost Grounds

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A developer running an Astro-based static website decided to replace Calendly after growing concerns about recurring subscription costs, third-party data control, and integration friction with lightweight static pages. The decision was also prompted by a separate dysfunction experienced with another SaaS tool, prompting a broader audit of external service dependencies. Four self-hosted open-source alternatives were evaluated: CloudMeet, Cal.diy, booking-calendar, and Easy!Appointments, each assessed on maturity, booking UX, and framework compatibility. Easy!Appointments emerged as the most battle-tested option with over a decade of development and the closest user experience to Calendly, while Cal.diy offered the most features but lacked production-readiness as an independent fork. The exercise highlighted a broader tradeoff freelancers and developers face between the convenience of SaaS scheduling tools and the control, cost, and data sovereignty offered by self-hosted alternatives.

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