LG Optimus 4X HD (P880) ROM List
*Flash your device at your own risk*
ROOT: How-to
TOOLKIT: Unlock relock bootloader tool
ROM:November:
(11/01/2013) Avatar ROM 3.1.7 (4.3)(HYBRID)
(10/27/2013) Zaiben RC6 (4.1.2)(V20a)
(10/16/2013) Xensial rom V3.1 (4.1.2)(V20b)
(10/16/2013) Protos 3 (4.3)
(10/12/2013) MAGIC ROM HD v3 (4.1.2)(V20c)
(10/06/2013) Xensial rom V2 (4.1.2)(V20b)
(10/06/2013) Protos 10.1
(10/06/2013) P.A.C.man ROM 22.4.0 (4.2.2)(HYBRID)
(10/05/2013) Zaiben Final RC3 (4.1.2)(V20a)
(10/04/2013) Avatar ROM 4.0.4 (4.3)(HYBRID)
(09/28/2013) Vanir 4.3
(09/13/2013) Mokee OpenSource (4.3)(CM10.2)(HALO)
(09/13/2013) WerewolfJB CM10.1 (4.2.2)
(08/13/2013) Shendu OS (4.1.2)(CM10)
(08/13/2013) MIUI v5 (4.2.2)(CM10.1)
(08/12/2013) MAGIC ROM HD v2 (4.1.2)(V20c)
(08/07/2013) Illusion v2.1 (4.2.2)
(06/12/2013) Carbon ROM 1.7 (4.2.2)(AOSP)
ROMS THAT WERE RELEASED BEFORE JUNE WON’T BE LISTED
*All source links are from xda-developers forum*
+ – new additions
4.1.2 – V20a, V20b, V20c