GTA5 modders who made their own multiplayer banned by Rockstar

UPDATE 11/8/15 5.32pm: Rockstar has offered the following explanation as to why it's banned the folks behind the FiveM …

GTA 5's Alternative Multiplayer Has Shut Down

GTA5 modders who made their own multiplayer banned by Rockstar

Grand Theft Auto V Makers Rockstar Games Talk Parent Company Into Allowing Modding Tools

GTA 5 mod allows multiplayer co-op in Story Mode

GTAV Mod OpenIV No Longer Banned By Take Two news - Mod DB

GTA 5 Online: Rockstar introduces new anti-money glitch features to monitor hackers and modders

I have just got banned for absolutely nothing. I've never cheated or done any of those things in my life. What should I do? Need your help! : r/gtaonline

Modders Say Rockstar Banned Them For Making Alternative To GTA Online

Rockstar to GTA V PC players: We don't issue bans for single-player mods

Is it just a game mod, or is it “facilitating piracy”?