Birds fly, the sun shines, water is wet, and Bethesda games get unofficial patches. There's Morrowind's Patch for Purists, the Yukichigai Patch for New Vegas (an Obsidian game, but Bethesda's engine down to its bones), even a Community Patch for Starfield. This is an immutable law of the universe, and not even wrapping original Oblivion in an Unreal Engine 5 layer makes it any less true...
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Modding turf war erupts as 'notoriously controversial' dev puts out an Unofficial Oblivion Remastered Patch one week after the game came out
Source: PC Gamer (opens in a new tab)