▁V ival di ' s ▁vast , ▁unique ▁custom iz ability ▁is ▁a ▁huge ▁part ▁of ▁how ▁the ▁browser ▁cat ers ▁to ▁experienced ▁users . ▁ ▁V ival di ▁features ▁the ▁ability ▁to ▁" stack " ▁and ▁" t ile " ▁tabs , ▁annot ate ▁web ▁pages , ▁and ▁add ▁notes ▁to ▁book marks . ▁Furthermore , ▁users ▁can ▁place ▁digital ▁book marks ▁on ▁a ▁" speed ▁d ial " ▁page ▁for ▁quick ▁access ▁and ▁har ness ▁" quick ▁commands " ▁to ▁search ▁book marks , ▁brow sing ▁history , ▁open ▁tabs , ▁and ▁settings . ▁V ival di ▁is ▁built ▁around ▁and ▁based ▁on ▁web ▁techn ologies ▁such ▁as ▁HTML 5 , ▁Node . js , ▁React . js , ▁and ▁numerous ▁N PM ▁modules . ▁As ▁of ▁Techn ical ▁Pre view ▁ 4 , ▁V ival di ▁also ▁supports ▁numerous ▁mouse ▁gest ures ▁for ▁actions ▁like ▁tab ▁switching ▁and ▁keyboard ▁activation . ▁V ival di ▁can ▁also ▁be ▁set ▁to ▁a ▁" Ch rom eless ▁UI ", ▁which ▁gives ▁users ▁more ▁screen ▁real - est ate ▁and ▁the ▁ability ▁to ▁focus ▁on ▁a ▁single ▁page ▁without ▁dist ra ctions . ▁To ▁accommod ate ▁users ▁who ▁prefer ▁to ▁use ▁a ▁large ▁number ▁of ▁tabs ▁at ▁the ▁same ▁time , ▁V ival di ▁supports ▁hi bern ation ▁for ▁both ▁individual ▁tabs ▁and ▁for ▁tab ▁stack s , ▁free ing ▁resources ▁while ▁the ▁user ▁does ▁not ▁act ively ▁use ▁those ▁tabs . ▁ ▁Ext ensions ▁As ▁a ▁Ch rom ium - based ▁browser ,