Play Diablo II: Lord of Destruction in your browser — the 1.13c engine reimplemented in C++ and compiled to WebAssembly. Bring your own game files.
Diablo II 1.14d recovered as C++ source that builds. Not a reimplementation: the shipped Game.exe, function by function.
D2R VR Authentic - Diablo II: Resurrected in a VR headset: first person with your body as the hero, third person, the game on your floor, and the classic view in 3D. Free mod (D2RLoader plugin).
Turn diablo into a survivors game
Free, open-source game launcher toolkit for Apple Silicon Macs. Set up Battle.net, Steam, Epic and GOG with separate Wine environments, Mac launch shortcuts and documented compatibility.