devbox.studio

Make a platformer before lunch.

Pick a template, paint your hero, drop in coins and spikes, and tune every jump. Everything runs right here in your browser.

Start from scratchBrowse templates

What you can build with

  • Sprites

    Paint 16x16 characters pixel by pixel, with idle and run frames.

  • Sound effects

    Shape retro bleeps for jumps, coins, stomps and wins.

  • Backdrops

    Six painted parallax worlds and five tilesets to match.

  • Hitboxes

    Tune collision boxes and see them live while you play.

  • Controls

    Rebind keys, adjust gravity, speed, jump height and lives.

10 starter levels

Play any of them, or remix one in the editor.

Green Hills

Easy

The classic. Hop gaps, stomp grumbles, reach the flag.

PlayRemix

Coin Rush

Easy

Coin arcs everywhere. How many can you grab?

PlayRemix

Spike Gauntlet

Medium

Precise jumps over spike pits under a desert sun.

PlayRemix

Sky Islands

Medium

Floating islands over a bottomless night sky.

PlayRemix

Cave Crawl

Medium

Low ceilings and hidden coins in a crystal cave.

PlayRemix

Spring Valley

Easy

Bounce on springs to reach towering ledges.

PlayRemix

Lava Castle

Hard

One misstep and it is the lava. Hard mode.

PlayRemix

Frozen Peaks

Medium

Slippery ice changes everything about momentum.

PlayRemix

Enemy Patrol

Medium

A whole army of grumbles. Time your stomps.

PlayRemix

Tower Climb

Hard

A vertical climb to the top of the tower.

PlayRemix

Meet the cast

  • Pip

    A round little chick with big hops.

  • Sir Bolt

    Heavy armor, steady feet.

  • Ribbit

    Springy legs, sticky spirit.

  • Unit-7

    Calculates every jump.

  • Ember

    A bushy-tailed squirrel, quick and a little reckless.

  • Biscuit

    Short legs, huge heart, zero brakes.

  • ???

    Create your first game to unlock this secret hero.

  • Create your own

    Paint a hero pixel by pixel in the sprite editor.