Open Source Lightning Calendar Alternatives for Windows

There are many alternatives to Lightning Calendar for Windows if you are looking for a replacement. The best open source Windows alternative is Calendar Lock PEA. If that doesn't suit you, our users have ranked more than 50 alternatives to Lightning Calendar and seven of them are open source and available for Windows so hopefully you can find a suitable replacement. Other interesting open source Windows alternatives to Lightning Calendar are BORG Calendar, qOrganizer, GMinder and RemindMe desktop calendar.

More about Lightning Calendar
Copy a direct link to this comment to your clipboard
Lightning Calendar alternatives page was last updated

Alternatives list

  1. Calendar Lock PEA icon

    Calendar Lock PEA

     17 likes

    Calendar encryption: View calendars and stores them encrypted on your device or in the cloud.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    month view
     
    |
    1
    Calendar Lock PEA vs Lightning Calendar Comments
    Guest
    Negative
    0

    Not a calendar application, but an encryption tool!

    Review by a new / low-activity user.
    • Calendar Lock PEA is Free and Open SourceLightning Calendar is also Free and Open Source
    • Calendar Lock PEA is Privacy focusedLightning Calendar is not according to our users
  2. BORG Calendar icon

    BORG Calendar

     13 likes

    BORG is a combination calendar and task tracking system. The calendar supports all sorts of appointments and also a simple todo list. The calendar functionality is similar to that of other PIMs, such as Microsoft Outlook, Mozilla Calendar, Palm Desktop, Yahoo Calendar, etc...

    Cost / License

    Application types

    Platforms

    • Windows
    • Linux
    BORG Calendar screenshot 1
     
  4. qOrganizer icon

    qOrganizer

     5 likes

    qOrganizer is a general organizer that includes a calendar with schedule,reminders,journal/notes for every day, to-do list.

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
    • BSD
    qOrganizer screenshot 1
     
  5. GMinder icon

    GMinder

     9 likes

    GMinder is a reminder program that waits in your system tray and alerts you when you have an upcoming Google Calendar event.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    Reminder Window
     
  6. RemindMe desktop calendar icon

    RemindMe desktop calendar

     Like

    RemindMe is a windows desktop application that will notify you of events that you created using this application. RemindMe will create a popup on the middle of the monitor you have your mouse cursor on(if you have multiple monitors).

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Platforms

    • Windows
    RemindMe desktop calendar screenshot 1
     
  7. W

    wtplan

     Like

    wtplan (web terminal planner ) helps you manage a calendar. The calendar can be managed from a command line interface and/or a web interface. The calendar data is stored in a simple text file. wtplan integrates with git to make backup and synchronization between multiple...

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Self-Hosted
     
  9. J

    jquery-calendar

     1 like

    jquery-calendar - A responsive jquery calendar scheduler built with bootstrap and moment.js

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • Android
    • iPhone
    • Self-Hosted
    jquery-calendar screenshot 1
     
7 of 7 Lightning Calendar alternatives