php script for Collaborative translation?

I'm looking fo开发者_开发技巧r a PHP script to build Collaborative translation site where multiple users, can translate words/sentences and view/edit or add their comments on translations (like Launchpad translation system)..

is there anything like this ?

thanks.

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Although it's not tailored to your specific need, an approach that would work is to set up a wiki site. You can get wikipedia's php code here or a google search will show dozens of other options.

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http://blog.launchpad.net/general/launchpad-is-now-open-source

Launchpad itself is open source.