Warcraft III v1.28.3+ - Supported software - PlayOnMac - Run your Windows applications on Mac easily!
How to Play Warcraft 3 Online! (Battlenet) - YouTube
How the Warcraft 3 community is reforging the classic RTS | PCGamesN
Warcraft® III: Reforged™ - Warcraft III | Battle.net
Warcraft III: Reforged - PCGamingWiki PCGW - bugs, fixes, crashes, mods, guides and improvements for every PC game
So, i found out that classic warcraft 3 is now launched through the battle. net client, runs in ultrawide too - but... not all of it does. the GUI isn't quite wide enough.
Warcraft® III: Reforged™ - Warcraft III | Battle.net