Alternatives to Google Calendar for Self-hosting with Open Source License

  • WebCalendar

    WebCalendar is a PHP-based calendar application that can be configured as a single-user calendar, a multi-user calendar for groups of users, or as an event calendar...

    • If you want self-hosted web-based callendar software for multiple people, WebCalendar is great option! Although, it is not so feature rich and user friendly as Google Calendar is (e.g. adding events across multiple days need to be dane by manually calculating it in _hours_) and have problems with internationalization (buggy showing of accented letters). KuboFHromoslav β€’ May 2017 Disagree   Agree

    Free Open Source Self-Hosted

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    Timegrid helps contractors and customers to find the perfect meeting time through online appointments.

    • Discontinued Mentioned on their GitHub repo: β€œThis project will become unsupported by 01/01/2018. If you require further information, please contact the author.”

    Free Open Source Mac Windows Linux Self-Hosted

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