Os V1.0 [new] — Emu

: Since it runs entirely in the browser without downloads, it is generally considered a safe way to explore retro software without the risks associated with downloading ROMs from untrusted sites. EmuOS v1.0 - Emupedia

Play classics like Doom , Quake , Half-Life , and Pikachu Volleyball directly on the virtual desktop. emu os v1.0