About this extension

Firefox and Thunderbird add-on/WebExtension to open Great Internet Mersenne Prime Search (GIMPS) 2ᴾ-1 exponent numbers.

Allows opening exponent numbers in:
- mersenne.org (2 - 999,999,937)
- mersenne.ca (2 - 9,999,999,967)
Supports opening multiple exponents in single page (mersenne.ca only)
Type exponent numbers directly in the address bar/omnibox (Firefox only, use the exp keyword)
Shows a live preview of the exponent(s) that would open
Supports exponents with an optional M prefix and optional comma or space digit separators
Ignores numbers that are not prime
Supports opening exponents in the current tab, a new tab (default), a new window or a new private/incognito window (Firefox only)
Supports lazy loading tabs (Firefox only)
Supports the light/dark mode of your system automatically
Settings automatically synced between all browser instances and devices (Firefox only)
Follows the Firefox and Thunderbird Photon Design

❤️ Please visit tealdulcet.com to support this extension and my other software development.

Reviews are not monitored for bug reports. Please use the GitHub repository to report any issues or make feature requests: https://github.com/tdulcet/GIMPS-Opener

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Release notes for 1.2

Restored support for the menu icons in Thunderbird now that Bug 1879754 has been fixed
Changed to require Firefox 112 or greater and Thunderbird 124 or greater

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