Open Source Alternatives to Fantastical

A calendar and task management application that unifies multiple work and personal calendars into a single view. The software features natural language event creation, task integration, and scheduling tools including availability links and event proposals. It supports integrations with Google Meet, Zoom, Microsoft Teams, and Webex, and includes a built-in weather forecast. The product is deployed across macOS, Windows, iOS, iPadOS, and Apple Watch. Users can manage projects by adding tasks alongside calendar events, utilizing templates for frequent events, and accessing attachments via iCloud, Google, or Exchange. The application also provides a variety of view options, from day and week to quarter and year, and includes a dedicated time zone card for scheduling across different regions. It is designed for individuals, families, and teams who need to consolidate various schedules and task lists into one interface.

Whether you want to cut software costs or escape vendor lock-in, these open source alternatives to Fantastical give you an option you fully own. They run locally on your own device, so your data never leaves your machine. This page lists 1 open source alternative to Fantastical. The most popular is Calendr. It uses the MIT license.