Cal.com

Overview

Cal.com (formerly Calendso) is an open-source scheduling platform launched in 2021 that has quickly become popular among developers and privacy-conscious users who want complete control over their scheduling tools and data.

Features

• 100% white-label scheduling
• Self-hosting option for complete data control
• Unlimited event types (even on free plan)
• Team scheduling and round-robin assignment
• Workflow automations
• Video conferencing integrations (Zoom, Google Meet, Microsoft Teams)
• Calendar synchronization (Google, Outlook, Apple)
• Custom branding and domains
• API access for custom integrations
• Payment processing (Stripe)
• Booking confirmations and reminders
• Time zone detection
• Customizable booking forms

Open Source Advantage

Being open-source means:

• Complete transparency in how your data is handled
• Ability to self-host on your own infrastructure
• Community-driven development and improvements
• No vendor lock-in
• Extensibility through custom development

Comparison to Competitors

Cal.com's free plan surpasses many competitors (like Calendly) with unlimited event types and superior customization options. The open-source nature allows complete control over the scheduling experience.

Pricing

Free plan available with unlimited event types. Paid plans start at $12/month for additional features like team collaboration, workflow automation, and priority support. Self-hosted option is free with optional paid support.