The Hollywood Reporter has story about an ew superwoman film being developed for CBS Films called Split by screen writers Jace Andeeson and Aadm Gierasch.
It's about young orphaned woman who meets her long lost identical twin sister. After meeting each other for the first time, they discover they posse various superhuman abilities and must go the run from sinister forces who wish to use/exploit them.
Anderson and Gierach are best known for writing horror movies.