NupeCode is free/open source software (released under the GNU General Public License

GNU General Public License

The GNU General Public License is the most widely used free software license, originally written by Richard Stallman for the GNU Project....

) designed for large peer review

Peer review

Peer review is a process of self-regulation by a profession or a process of evaluation involving qualified individuals within the relevant field. Peer review methods are employed to maintain standards, improve performance and provide credibility...

 projects. The code was available via Nupedia

Nupedia

Nupedia was an English-language Web-based encyclopedia whose articles were written by experts and licensed as free content. It was founded by Jimmy Wales and underwritten by Bomis, with Larry Sanger as editor-in-chief...

's CVS repository. One of the problems experienced by Nupedia during much of its existence was that the software lacked functionality. Much of the missing functionality had been mocked-up using underlined blocks of text that appeared to be hyperlinks, but actually were not.

As part of the project, a new version of the original software (called "NuNupedia") was under development. NuNupedia was implemented for testing at SourceForge

SourceForge

SourceForge Enterprise Edition is a collaborative revision control and software development management system. It provides a front-end to a range of software development lifecycle services and integrates with a number of free software / open source software applications .While originally itself...

, but never reached sufficient development to replace the original software.