Single-player games like NBB.EXE
Below are 12 single-player Steam games similar to NBB.EXE, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like NBB.EXE page.
Ranked picks
- 1

Jack Axe
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action and Indie with NBB.EXE.
Be Jack! Get an axe! Take Jack (and her sisters) on an axe tossing, single or multiplayer, platforming adventure in a vibrant open world inspired by Filipino and Norse mythology.
- 2

You are Peter Shorts
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action and Indie with NBB.EXE.
You are PETER SHORTS! You have been captured and taken to a secret cloning facility. Can you escape with your newly-cloned brethren?
- 3

Slime-san: Superslime Edition
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action and Indie with NBB.EXE.
Slime-san was minding his own business when suddenly… A giant worm appeared and gobbled him up! Deep within the worm’s belly, Slime-san has to face a decision: Be digested by the incoming wall of stomach acid... Or jump, slide and slime his way through the worm and back out its mouth!
- 4

Aeon Drive
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action and Indie with NBB.EXE.
Rush through the cyberpunk landscapes of Neo Barcelona in Aeon Drive, an action-platformer with a speedrunning twist! Whether solo or in up to 4 player co-op, sprint and dash through many areas of the neon-infused city - and use your time and space-bending abilities to get ahead.
- 5

N++ (NPLUSPLUS)
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action with NBB.EXE.
N++ is a fast-paced, momentum-based platformer about darting around obstacles, narrowly evading enemies and collecting gold in a beautiful minimalist landscape.
- 6

Bloody Trapland
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action and Indie with NBB.EXE.
Bloody Trapland is a fast-paced multiplayer platformer where the levels are filled with dozens of dangerous traps and tricky jumps that stand in your way! Play co-op with your friends or take on the challenges on your own. With support for up to 4 players at once, local and/or online.
- 7

Heavenly Bodies
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action and Indie with NBB.EXE.
Wrangle the hands and arms of a 1970s space cosmonaut and push, pull and twist your way through an increasingly precarious range of physically simulated stellar scenarios, where without gravity, nothing is still, nothing is secure, and nothing is simple.
- 8

Abyss Odyssey
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action and Indie with NBB.EXE.
From indie Chilean developer ACE Team comes a new side-scrolling action adventure game featuring a complex fighting engine in procedurally generated levels that destines its three warriors to battle a different abyss each time! Choose your hero and also learn to possess your enemies in the abyss…
- 9

Portal
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action with NBB.EXE.
Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.
- 10

Super Meat Boy
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Indie with NBB.EXE.
The infamous, tough-as-nails platformer comes to Steam with a playable Head Crab character (Steam-exclusive)!
- 11

FEZ
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Indie with NBB.EXE.
Gomez is a 2D creature living in a 2D world. Or is he? When the existence of a mysterious 3rd dimension is revealed to him, Gomez is sent out on a journey that will take him to the very end of time and space. Use your ability to navigate 3D structures from 4 distinct classic 2D perspectives.
- 12

TUNIC
Single-player alternative to NBB.EXE — playable solo, no multiplayer required. Shares Action and Adventure with NBB.EXE.
Explore a land filled with lost legends, ancient powers, and ferocious monsters in TUNIC, an isometric action game about a small fox on a big adventure.