Add-ons let millions of Firefox users enhance and customize their browsing experience. If you're a Web developer and know <a href="https://developer.mozilla.org/docs/Web/HTML">HTML</a>, <a href="https://developer.mozilla.org/docs/Web/JavaScript">JavaScript</a>, and <a href="https://developer.mozilla.org/docs/Web/CSS">CSS</a>, you already have all the necessary skills to make a great add-on.
Izegrar ttaǧǧan ifḍan n iseqdacen n Firefox ad sneflein neɣ ad sniflen tarrayt nsen n tunigin. Ma d aneflay Web i telliḍ udiq tesneḍ <a href="https://developer.mozilla.org/docs/Web/HTML">HTML</a>, <a href="https://developer.mozilla.org/docs/Web/JavaScript">JavaScript</a>, akked <a href="https://developer.mozilla.org/docs/Web/CSS">CSS</a>, ɣur-k ihi abrid yeldin akken ad tebnuḍ izegrar ifazen.