The Leapfrog Didj is a handheld console made by LeapFrog Enterprises

Leapfrog Enterprises

LeapFrog Enterprises Inc is an educational entertainment company based in Emeryville, California. LeapFrog designs, develops and markets technology-based learning products and related content for the education of infant through grade school children at home and in schools internationally.- History...

. The Didj was priced at $89.99 when it first debuted on August 22, 2008. The console has multiple game

Game

A game is structured playing, usually undertaken for enjoyment and sometimes used as an educational tool. Games are distinct from work, which is usually carried out for remuneration, and from art, which is more often an expression of aesthetic or ideological elements...

s available for the system, which mostly consists of educational software aimed for children.

The Didj has also attracted the attention of hackers as it runs on a customised Linux

Linux

Linux is a Unix-like computer operating system assembled under the model of free and open source software development and distribution. The defining component of any Linux system is the Linux kernel, an operating system kernel first released October 5, 1991 by Linus Torvalds...

 distribution, and due to its relatively low price (compared to more expensive systems such as the Nintendo DS

Nintendo DS

The is a portable game console produced by Nintendo, first released on November 21, 2004. A distinctive feature of the system is the presence of two separate LCD screens, the lower of which is a touchscreen, encompassed within a clamshell design, similar to the Game Boy Advance SP...

), as well as its OpenGL

OpenGL

OpenGL is a standard specification defining a cross-language, cross-platform API for writing applications that produce 2D and 3D computer graphics. The interface consists of over 250 different function calls which can be used to draw complex three-dimensional scenes from simple primitives. OpenGL...

 capabilities.

Several homebrew

Homebrew

Homebrew may refer to:* Homebrewing of alcoholic beverages and other drinks* Homebrew * Homebrew - A package manager for Mac OS X* Homebrew ** Wii homebrew...

 applications as well as demos have been written for the device, including a port of the gpSP emulator.