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gtCalendar is a custom canvas based calendar control for the Xojo (previously REALbasic) language. It works on all platforms (Windows, Linux and Mac) and can be easily localized to any language.

Here are examples of the control with different platforms/languages:

Calendar - Mac OS X Calendar - Windows Calendar - Linux (Ubuntu)

A program is included to demonstrate the functionality of the control, a screen shot is shown below:

Calendar DEMO


The source code is licensed under the Creative Commons Attribution-ShareAlike 4.0 International license. Details of the license can be found at the following location:

If you find the control useful please consider making a donation.


gtCalendar Xojo control and example project.
gtCalendar old Realbasic control and example project (no source).

Instructions of use are included in the README.txt file within the zip archive.


The source code is provided as-is with no warranty of any kind. If you have questions or improvements you would like to share please use the contact email shown at the top of the page.

Last updated: 2 February 2017