Please, learn how to use the extension before making random comments. Evidently, you haven't found this obvious setting: Options...->Algorythm->SGML Parser and haven't read the dialog that explained at installation the importance of this setting. Your opinion is based more on your lack of understanding how this extension should be operated, than how it truly performes.Piratos wrote:With 0.83.1 - so the Developer, the Extension should deliver the same output as the w3 validator , but that is not true.
Of course, you don't know how to use it.I have no advabtage with such a tool

... and it's fully integrated into Firefox' validator. It is the same algorithm program than the one running on validator.w3.org. 100% identical.the original w3 validator ist the best way and it works