khal

A powerful command-line calendar application that brings full event management to your terminal. Create, view, and edit events quickly using simple commands or the interactive mode (ikhal) with intuitive keyboard shortcuts. The tool supports recurring events, custom formatting, and timezone configuration to adapt to your scheduling needs.

Key features include:

• Interactive browsing and event modification with keyboard navigation
• CalDAV server integration for seamless synchronization across devices
• Command-line interface for quick event management
• Support for complex scheduling patterns and recurring events
• Flexible formatting options to display calendar information your way
• Timezone awareness for managing events across regions

Perfect for developers and terminal users who want a more capable alternative to standard UNIX calendar tools, khal integrates directly into your workflow without leaving the command line.