Open Source Calendar

Your calendar,
reimagined with AI

Zero is an open-source AI-native calendar that manages your schedule intelligently, giving you more time for what matters.

Why Zero
Calendar?

Our AI-powered calendar is designed to make scheduling effortless and intuitive, with a focus on minimalism and efficiency.

Smart Scheduling

Our AI understands your preferences and automatically suggests the best times for your meetings.

  • Conflict detection
  • Timezone management
  • Preference learning

AI Assistant

Interact with your calendar using natural language to schedule, reschedule, and find events.

  • Natural language commands
  • Smart suggestions
  • Context-aware responses

Seamless Integration

Connect with Google Calendar or start fresh with a new calendar. Your schedule, your choice.

  • Google Calendar sync
  • Real-time updates
  • Cross-device access

How Zero
Works

Experience the power of AI-driven scheduling in three simple steps.

1

Connect Your Calendars

Link your existing calendars from Google or Microsoft (soon) to bring all your events into one place.

2

Set Your Preferences

Tell Zero when you prefer to take meetings, focus time, and your working hours. Our AI learns from your habits.

3

Let AI Do The Work

Zero optimizes your schedule, suggests meeting times, and helps you reclaim your time with smart scheduling.

Ready to transform your scheduling?

Join the community of users who have already simplified their calendar management with Zero Calendar.