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QA tool for Mozilla product localizers


Transvision is a Web application targeting the Mozilla localization community, created and maintained by the French Mozilla community (

The main purpose of Transvision is to provide a specialized search engine to find localized strings in Mozilla code repositories for all Mozilla products (Firefox, Thunderbird, Firefox OS, Seamonkey…) and websites (currenty only is supported) via a Web interface. There are also side-features such as checks for common typographical errors for some languages, validity checks for localized access keys in the UI, or comparison views between Mozilla repository channels (Nightly/Aurora/Beta/Release).

Transvision is written in PHP, the string extraction is done with the Silme library (Python) and server install/maintenance scripts are in Bash.

Transvision is available at:

Transvision Beta is available at:

Transvision was created by Philippe Dessante, from the French Mozilla localization team.

Lead developer since version 1.0 : Pascal Chevrel (pascal AT mozilla DOT com).

Getting Started

The Transvision team uses Git and GitHub for both development and issue tracking.

  • If you'd like to contribute code back to us, you can do it using a Pull Request.
  • We generate automatic documentation of Transvision classes.
  • If you want to chat with the team, you can find us on IRC in #transvision IRC channel (#transvision channel on server).
  • If you want to file a bug Create a new issue on github or contact the team.


  • Bash scripting support
  • Python
  • PHP >= 5.4
  • Composer (Dependency Manager for PHP,
  • mercurial, git, svn to check out data sources
  • php5-xsl and GraphViz packages for generating the documentation with phpDocumentor


  1. Fork the Transvision Project into your GitHub account.
  2. Clone your fork to your machine.
  3. Copy app/config/config.ini-dist to app/config/config.ini and adapt the variables to your system.
  4. Run first "", then "" in Transvision's root folder. This process may take some time as it downloads the source code for all Mozilla products.
  5. Install Composer (Dependency Manager for PHP, and run "php composer.phar install" (or "composer install" if installed globally) inside the web folder.
  6. You are set! You can run Transvision in your local machine with "php -S localhost:8080" inside the web folder and opening http://localhost:8080/ with your browser.

Update glossary

  • To update Transvision glossary, run "" in Transvision's root folder.

Contribution tips

  • Add Transvision parent project as remote: "git remote add transvision"
  • Update your branch to the last version of Transvision: "git pull transvision master"
  • Launch unit tests: "php vendor/atoum/atoum/bin/atoum -d tests/units/"
  • Update dependencies with composer: "php composer.phar update" (or "composer update" if installed globally)



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