Here are the known branches of FATE.
"Main Sequence" Fate (Evil Hat originated)
Branches (which veer off a bit from the main sequence)
Agents of SWING
Bulldogs (Fred Hicks believes that Bulldogs is close to Main Sequence, operating as a kind of "SOTC 2.0 in space")
Kerberos Club FATE
Legends of Anglerre
Strands of Fate