Gå direkte til hovedinnhold

These extensions and wallpapers are made for the Opera browser.

Download Opera browser with:

built-in ad blocker
battery saver
free VPN

These extensions and wallpapers are made for the Opera browser.

Vis alle

W3C Markup Validation Service

by dreamcarved

4.1 / 5

Totalt antall vurderinger: 7

1.Install
2.Navigate you the page you would like to validate
3.Click the validation extension button
4.Wait for results
5.Done

Rettigheter

Skjermbilde

Legg til i Opera

Screenshot for

Tilbakemelding fra brukere