Doom II is not abandonware, and its original files are still sold commercially.

To experience the raw, unadulterated version of Doom II: Hell on Earth as it appeared in 1994, you must use DOSBox—a powerful emulator that recreates the MS-DOS environment on modern systems like Windows 10, 11, and Linux.

While modern "source ports" exist, many enthusiasts prefer the original DOS version for its authentic sound, movement, and aesthetic. 1. Where to Legally Download Doom II