Cal.com

Scheduling tools that lock you in and limit your options are frustrating — Cal.com is the open alternative. It's an open scheduling infrastructure that's fully customizable for individuals, businesses taking calls, and developers building their own scheduling platforms. Whether you want a self-hosted setup or a managed SaaS solution, Cal.com has you covered. Features include routing, a unified calendar API, a desktop app, and an enterprise API for complex organizational needs. Cal.ai takes it a step further with AI-powered scheduling assistance and AI Phone Agents that handle booking conversations automatically — so you spend less time on back-and-forth and more time on what actually matters.