Portable versions often use a tool like to create a "virtual package" that contains the necessary registry entries (like CD keys and install paths) so the game doesn't look for them on the host PC's registry.
Look for reputable websites or forums dedicated to classic games and Diablo 2 mods. These communities often share and discuss the latest versions of game mods and patches. Diablo 2 LOD 1.13c Portable
Move items between your own characters without a server. Portable versions often use a tool like to
A launcher that manages different versions and mods. It is inherently portable and handles the "No-CD" requirements automatically. 4. Glide Wrapper (Modern Graphics) Diablo 2 LOD 1.13c Portable