LG: F240K, F240L, F240S, L-04E, E980, E985, E986, E987, E988
More info and discussion are HERE

Samsung: S6800, L710, L720, I9500, I9502, I9505, I337, I337M, M919V, N7105, N7105T
More info and discussion are HERE

JTAG: ZTE MF180; LG E430, E431G; SKY IM-A220S, IM-S350, IM-S380K
More info and discussion are HERE