From Newsgroup: alt.dreams

Here you can find different sources of downloads for the the Vanilla World of Warcraft client, specifically patch 1.12.1. These clients are pre-installed so all you should need to do is extract them from the zip file and update your realmlist to the server of your choice.
World Of Warcraft : Vanilla Patch 1.12.1 [5875] Free Download
Download https://terpturpropki.blogspot.com/?zn=2wJ4nU
Vanilla
Classic 1.12.1 build 5875
The Burning Crusade
Tbc 2.4.3 build 8606
Wrath of the Lich King
Wotlk 3.3.5a build 12340
Cataclysm
Cata 4.3.4 build 15595
Mists of Pandaria
Mop 5.4.8 build 18414 & 5.4.7 build 18019
Warlords of Drarnor
WoD 6.2.4 build 21742 & 6.2.3 build 20886/20779
Legion
Legion 7.3.5 build 26972
Battle for Azeroth
BFA 8.3.7 build 35662 & 8.2.0 build 31478
Shadowlands
SL 9.2.7 build 45745
Before buying a subscription, to verify that the bot works correctly on your server, download WRobot and use the trial version with the key "TRIAL".
This bot is not compatible with current game versions, it only works with older versions that are no longer managed by Blizzard.
eebf2c3492
--- Synchronet 3.21d-Linux NewsLink 1.2