4 self-hosted Calendly alternatives

Calendly is a popular proprietary tool in the groupware space. These open-source apps let you replace Calendly with software you host and control yourself.

Best self-hosted Calendly alternatives

EasyMedium

bare-metaldockersource

Calcom Calendar

Groupware

Open-source scheduling and appointment booking platform

Replaces Calendly, Doodle

★ 47.3k Medium setup AGPL-3.0

Easy!Appointments

Groupware

Open-source web appointment scheduler

Replaces Calendly, Acuity Scheduling

★ 4.3k Easy setup GPL-3.0

OpenCalendar Sync

Calendar & Contacts

Self-hosted shared calendar with public event pages

Replaces Calendly, Google Calendar

★ 852 Medium setup MIT

Thunderbird Appointment

Calendar & Contacts

Self-hostable scheduling tool for booking meetings

Replaces Calendly, Doodle

★ 547 Medium setup MPL-2.0

Compare Calendly alternatives

Switching from Calendly

Moving off Calendly means trading a managed subscription for a service you run yourself. The payoff is ownership: no per-seat pricing, no vendor lock-in, and full control of your data. Start with the option above that matches your setup-difficulty comfort level — every app links to a detailed specs page and head-to-head comparisons.