Database

Acuity Scheduling API integration for appointment booking, availability management, and calendar sync

"Cal.com: open-source scheduling, booking API, event types, availability, webhooks, embeds, self-hosted"

"Calendly API: scheduling links, event types, invitees, webhooks, organization management, OAuth, REST API"

"Cronofy: calendar API, availability, scheduling, real-time sync, conferencing, UI elements, enterprise calendar integration"

Doodle API integration for group scheduling polls, 1:1 booking pages, and meeting coordination

Microsoft Bookings integration via Microsoft Graph API for enterprise appointment scheduling and calendar management

"Nylas: unified calendar/email/contacts API, scheduling, calendar CRUD, email send/read, OAuth providers, Node SDK"

SavvyCal API integration for personalized scheduling links, availability overlays, and calendar coordination