The key of this modification is basicly adding even newer weapons, maps, that were given the graphical update by community, but Valve, questinabe, did not even thought about.
The map pack for Modern Offensive. All were taken from Workshop, credit in Description.
Extract maps foulder in Counter-Strike Global Offensive\csgo with that, what in archive, if you want to play as intended.
To launch any map, use the developer console (~) and type 'map [mapname]'
If you want to play on both official and mod's maps, then copy foulder to Counter-Strike Global Offensive\csgo
To launch map from mod, use the developer console (~) and type 'map [mapname]'
If you want to play official only maps and without mod-included maps, then delete that archive .-.
To launch any map, do all as usually.
Map collection for ModernOffensive: Steamcommunity.com