Cal.com

Cal.com is an open source scheduling infrastructure platform that serves as a Calendly alternative. It provides comprehensive features for managing appointments and scheduling through a modern web interface while giving users full control over their data and workflow.

Key Features

• Scheduling Management:

  • Create and manage booking pages
  • Team scheduling
  • Group events
  • Round-robin assignments
  • Custom availability
  • Buffer times
  • Minimum notice periods

• Calendar Integration:

  • Google Calendar
  • Office 365
  • iCloud Calendar
  • CalDAV support
  • Multiple calendar connections
  • Availability sync

• Customization Features:

  • Custom branding
  • White-label support
  • Embed options
  • Custom workflows
  • Email notifications
  • SMS reminders

• Technical Features:

  • REST API access
  • Webhook support
  • Self-hosting option
  • Database-driven
  • Mobile-friendly interface
  • Extensible architecture

Who Should Use Cal.com

Cal.com is ideal for:

• Businesses needing scheduling tools
• Teams requiring shared calendars
• Consultants and freelancers
• Organizations wanting calendar control
• Users needing calendar automation
• Privacy-focused scheduling platforms

Installation Requirements

• Node.js 18+
• PostgreSQL 13+
• Modern web browser
• 1GB RAM minimum
• Storage for calendar data