(in... - Duke Nukem: Manhattan Project Free Download

: If you are revisiting the game and need a boost, classic Duke Nukem cheat codes (like G+O+D for invincibility) are often documented by community wikis. DN: Manhattan Project (mods, addons and etc.) - Page 5

: This is currently the primary official digital storefront where you can still purchase a DRM-free copy of the game. Community Mods & Enhancements Duke Nukem: Manhattan Project Free Download (In...

Because the game is no longer sold on primary markets, digital preservationists have archived various versions: : If you are revisiting the game and

: For fans who already have the game, the Deep Freeze mod adds 10 new storyline levels, 17 separate maps, and support for widescreen displays. The classic side-scroller , originally released in 2002,

The classic side-scroller , originally released in 2002, is currently considered "abandonware" by many communities because it was delisted from major digital storefronts like Steam and GOG.com due to licensing changes.