go to the refspoof page
and click the green "Add to Firefox" button

or manually -- all old and new versions are available at
additionally with a test package to test the convert function (

to test if you installed the extension correctly / if it's working use the

test referrer page

  • Version 0.9.5 is for Firefox 3.0
  • Version 0.9.1 is for Firefox 2.0
  • Version 0.8.5 is for Firefox 1.5
  • Version 0.7.0 is for Firefox 1.0
  • Version 0.5.0 is for Firefox 0.5

    there is a convert option to read the ancient spoof.rdf files that were used until version 0.7
  • for questions about refspoof follow the info given on the main page
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