Add-ons
Wolkom by Thunderbird Add-ons.
Foegje ekstra funksjes en stilen ta om Thunderbird hielendal fan jo te meitsjen.
Slute
Thunderbird-60 1.1
troch Realraven (Axel Grude)
An updated version with a Thunderbird 60 logo. Not sure what ESR68 is going to look l ike :)
Oer dizze add-on
An updated version with a Thunderbird 60 logo. Not sure what ESR68 is going to look l ike :)
