mc.planetice.net
FTB Direwolf20 pack for 1.12
https://www.curseforge.com/minecraft/modpacks/ftb-presents-direwolf20-1-12
I used the Curse/Twitch app to install.
https://help.twitch.tv/customer/en/portal/articles/2764216-how-to-play-minecraft-with-twitch-app