Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
Close
Validaty 1.6.0.1-signed.1-signed Requires Restart
by gemal
One Click Validator. Provides you a button to validate a page using a validator like w3c or another user defined
![[Warning]](https://addons.thunderbird.net/static/img/developers/test-warning.png?b=58a99cbb-667a0970)
Permissions
About this Add-on
One Click Validator. Provides you a button to validate a page using a validator like validator.w3.org
