NexCal

Self-hosted, open-source appointment booking system and Calendly alternative

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NexCal is a free, open-source, self-hosted appointment booking system built with Next.js, PostgreSQL and Docker, positioned as a self-hosted alternative to Calendly. It's for individuals and businesses who want scheduling on infrastructure they control instead of a hosted subscription SaaS.

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Problem & pain-point mapping
Who we surface it to (audience fit)
What it's a strong alternative to
Trust & credibility signals

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