In the context of , "autoplayer" typically refers to the built-in , an unranked feature that demonstrates perfect gameplay for a beatmap. When searching for the "best" regarding autoplayers, the community often discusses the osu!report system to identify and report users who use third-party "auto bots" or "replay bots" to cheat. The Official Autoplayer (Auto Mod)
For those interested in the engineering side, players have built physical autoplayers: Arduino VSRG Autoplayer : Projects like the VSRG-UNO-R3 osu autoplayer best