After the Deadline is no longer actively maintained and the hosted service has been shut down. All of the source code is available for download if you wish to run your own AtD server.
False. It was community-made after SI released the source code to the data editor. However, SI has publicly praised the patch for keeping the game alive.
Released by Sports Interactive shortly after the game's initial launch, the 3.9.68 patch (sometimes referred to as the "SI patch") was the official update that solidified the game’s reputation. cm 01 02 patch 3.9.68
The primary role of the 3.9.68 patch is to stabilize the "vanilla" game, which was notoriously bug-ridden in its original 3.9.60 release. By installing this update, players resolve several game-breaking issues: Database Corrections cm 01 02 patch 3.9.68