Box2D Features


  • Continuous collision detection
  • Contact callbacks: begin, end, pre-solve, post-solve
  • Convex polyons and circles.
  • Multiple shapes per body
  • One-shot contact manifolds
  • Dynamic tree broadphase
  • Efficient pair management
  • Fast broadphase AABB queries
  • Collision groups and categories


  • Continuous physics with time of impact solver
  • Persistent body-joint-contact graph
  • Island solution and sleep management
  • Contact, friction, and restitution
  • Stable stacking with a linear-time solver
  • Revolute, prismatic, distance, pulley, gear, mouse joint, and other joint types
  • Joint limits, motors, and friction
  • Momentum decoupled position correction
  • Fairly accurate reaction forces/impulses
Latest Media

We're sorry, but no images, videos or audio files have been added to this gallery.

If you would like to share media with the community, sign up and you can.

Blog RSS Feed Report abuse Latest News: Planet Zoom 3D Playable Beta

0 comments by danibi on Mar 24th, 2014

Planet Zoom 3D is a steampunk side scrolling platform/puzzle/maze game!
The player plays the role of Slim Boy and drives a steam tank in a lot of cubes worlds.

Slim BoyA Level

Slim Boy’s girlfriend has been kidnapped by the Evil Robot!
The mission is to save the girl, but the Evil Robot runs away each time you find him!
Slim Boy must follow Evil Robot and the girl from level to level avoiding traps and pitfalls.

Evil Robot

The tank can walk on ceilings thanks to an anti-gravity field.
Slim boy can activate the field at any time.

The tank can also shoot explosive bullets and anti-gravity bullets.
The anti-gravity bullet gives the field to other objects that fly against the ceiling.

A Tank

There are a lot of enemy turrets, rockets, boxes, mines, fires, explosive barrels, poisonous gas…
But also a ton of coins, protective shields, lives, mega bullets, treasures…
There will be many tanks to choose from, each one upgradeable.


Accept the challenge and save the wonderful girl!!!
It’s the Slim Boy’s mission, it’s your mission!!


You can play a beta version of Planet Zoom 3D on Android, it’s free (no IAP and no AD):

Browser (Unity3D) version coming soon.

3volution - A Primordial Soup Challenge

3volution - A Primordial Soup Challenge 3volution - A Primordial Soup Challenge Indie

Updated 1 year ago Released Jul 16, 2012 Single Player Arcade

★★★ WELCOME TO THE MYSTERIOUS WAYS OF 3VOLUTION - A PRIMORDIAL SOUP CHALLENGE! ★★★ So, you think life just accidentally began when organic molecules (after...


Asunder Asunder Indie

Updated 8 months ago TBD Single Player Platformer

Take the role of multiple characters as they experience a mysterious calamity that not only threatens to destroy everything, but their perception of reality...

Balancing Fury

Balancing Fury Balancing Fury Indie

Updated 4 months ago Released Oct 2, 2013 Single Player Arcade

Balance your phone and touch sides of the screen to put balls into matching "gates". Play 15 different levels, try your skills in "Fury mode" or create...

Beat Beat Shooter

Beat Beat Shooter Beat Beat Shooter Indie

Updated 9 months ago TBD Single Player Arcade

Beat Beat Shooter is a 2D sidescrolling rhythm shooter. Yes rhythm! the game combines the classic controls and objectives of a regular 2D shooter where...

Blind Escape

Blind Escape Blind Escape Indie

Updated 4 months ago Released Dec 19, 2013 Single Player Platformer

Blind Escape is a casual platformer for Windows and Mac. Escape your own subconscious which has trapped you within your own deep dark mind and use foresight...

Post comment Comments
PhBR Nov 9 2012, 12:19pm says:

No Download?

+2 votes     reply to comment
Post a Comment
click to sign in

You are not logged in, your comment will be anonymous unless you join the community today (totally free - or sign in with your social account on the right) which we encourage all contributors to do.

2000 characters limit; HTML formatting and smileys are not supported - text only

Windows, Android
// TOME Studios
Send Message
Official Page
Release Date
Engine Watch
Track this engine
Embed Buttons

Promote Box2D on your homepage or blog by selecting a button and using the HTML code provided (more).

109 of 621
Last Update
1 month ago
4 members