Be careful with old versions! These versions are displayed for testing and reference purposes.
You should always use the latest version of an add-on.
Latest version
Version 1.1.0
Released Jan 10, 2018 - 621.43 KBWorks with firefox 48.0 and later, android 48.0 and laterShoutKey for Firefox is now YellKey for Firefox! The ShoutKey service has been down for all of January 2018. YellKey is a replacement service.Source code released under MIT/X11 License
Older versions
Version 1.0
Released Nov 18, 2017 - 15.73 KBWorks with firefox 48.0 and later, android 48.0 and laterSource code released under MIT/X11 License