Calendar screenshot

Calendar

Author Avatar Theme by Illostack
Updated: 11 Apr 2025
54 Stars

Open-source calendar with customizable views, external integrations, and a flexible API for event management.

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Overview

The IlloStack Calendar is an innovative open-source calendar system that promises to enhance the way users create and manage their schedules. Currently in development, this tool is already showcasing impressive capabilities that cater to a wide range of needs, emphasizing flexibility and customization. Whether you’re a casual user or someone who relies heavily on productivity tools, IlloStack Calendar’s advanced features aim to provide a more seamless and personalized scheduling experience.

As it continues to evolve, this calendar is designed to integrate with other applications, allowing for a more cohesive workflow. From drag and drop functionality to customizable event styles, IlloStack Calendar is set to become an essential tool for anyone seeking better organization in their day-to-day life.

Features

  • Multiple and Modular Views: Choose between day, week, custom range, and month views, with more options coming soon to enhance usability.

  • Grid Selection: Quickly create events by selecting time slots on the calendar grid, aided by tooltips that guide you through the process.

  • Drag & Drop: Effortlessly move events to new slots using drag-and-drop functionality, while constraints ensure you stay within working hours.

  • Context Menu: Access quick actions via right-click on events, including create, edit, delete, and reschedule options.

  • Keyboard Shortcuts: Improve efficiency with keyboard shortcuts for common tasks like creating and managing events, complemented by an in-app shortcuts guide.

  • Localization Support: Enjoy full support for multiple languages, regional date/time formats, and adjust for various time zones.

  • Custom Styling: Personalize your calendar’s appearance with custom styles and colors, and import/export styling presets for easy use.

  • API for State & Events: Manage events and states centrally via a robust API, enabling more complex integrations and functionalities.