source ▁operating ▁system ▁for ▁smart ph ones ▁and ▁table t ▁computers , ▁based ▁on ▁the ▁Android ▁mobile ▁platform . ▁It ▁involves ▁a ▁number ▁of ▁prominent ▁developers ▁from ▁other ▁projects . ▁ ▁Development ▁ ▁Om ni ROM ▁was ▁founded ▁in ▁reaction ▁to ▁the ▁commercial isation ▁of ▁R OM ▁project ▁Cy an ogen Mod . ▁At ▁launch , ▁the ▁project ▁provided ▁custom ▁firm ware ▁based ▁on ▁Android ▁J elly ▁Be an , ▁and ▁they ▁moved ▁to ▁Android ▁Kit K at ▁shortly ▁after ▁its ▁release . ▁Their ▁Kit K at ▁firm ware ▁included ▁support ▁for ▁the ▁Gal axy ▁Note ▁II , ▁Gal axy ▁Note , ▁Gal axy ▁S 3 , ▁Gal axy ▁S 4 , ▁N ex us ▁ 4 , ▁N ex us ▁ 5 , ▁N ex us ▁ 7 ▁( 2 0 1 2 ), ▁L G ▁Opt im us ▁G , ▁Gal axy ▁S 2 , ▁HT C ▁One ▁( 2 0 1 3 ), ▁O ppo ▁Find ▁ 5 , ▁Sony ▁X per ia ▁T , ▁A cer ▁Icon ia ▁A 5 0 0 , ▁HT C ▁Explorer ▁and ▁Len ovo ▁A 6 0 0 0 . ▁ ▁Om ni ROM ▁quickly ▁gained ▁popular ity ▁during ▁development ▁of ▁Android ▁ 4 . 4 ▁Kit K at . ▁ ▁Russell ▁Hol ly ▁of ▁Ge ek . com ▁said ▁" Om ni R om ▁is ▁the ▁ult imate ▁Android ▁twe aker ▁R OM ." ▁A ▁later ▁review ▁said ▁Om ni ROM ▁is ▁" one ▁of ▁the ▁few ▁community - f oc used ▁Android