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Wordpress plugin to replace posts date with Imperial Date
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Warhammer 40k Pre-Great Rift Imperial Dating System

This plugin allows you to customize your wordpress to use Warhammer 40k pre-great rift Imperial Dating System instead of the default wordpress date. Date and time format options can be configured from general settings after the plugin is activated.

Getting Started

Config Options:

  • Select date and time formats from wordpress general settings.
  • Choose if you want to use dot for millennium separator or not.
  • Select default check number accuracy from predefined list.

Check number accuracy options:

  • Location Based: (0-1)
  • Contact Based: (2-6)
  • Estimation Based: (7-9)


  1. Upload the plugin files to the /wp-content/plugins/plugin-name directory, or install the plugin through the WordPress plugins screen directly.
  2. Activate the plugin through the 'Plugins' screen in WordPress.
  3. Use the Settings->General screen to select the imperial date and time.
  4. Under "Date Format" select Imperial Date.
  5. Under "Time Format" select Imperial Time.
  6. Under "Time Format" select Imperial Time.
  7. Under "Imperial Date Check Number" you can select your preferred check number accuracy.
  8. Under "Imperial Date Use Dot" you can choose if you want to use dot for the millennium separator.

Frequently Asked Questions

  • Can the plugin calculate the date using the post-great rift new style?

    Post great rift (new style) is not supported yet. Only the pre-great rift (old-style) is supported at the moment.

  • Is the plugin free?






  • Fix settings prefix


  • Calculate and display the old-style imperial date.
  • Add option to customize the imperial date format from general settings.


This project is licensed under the GPLv3 License - see the LICENSE file for details.

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