Hey! I wrote this for myself https://addons.mozilla.org/en-US/firefox/addon/external-app-launcher/ https://addons.mozilla.org/en-US/firefox/addon/external-app-.

Hey! I wrote this for myself https://addons.mozilla.org/en-US/firefox/addon/external-app-launcher/ https://addons.mozilla.org/en-US/firefox/addon/external-app-... it is fairly crude, but I use i daily. Code lives here https://github.com/DavidVentura/Firefox_External_Applications https://github.com/DavidVentura/Firefox_External_Application...