Zdenek wrote on Aug 1^st, 2014 at 4:42am:

Hello everyone, Just purchased CS 777 and I'm looking for a good flight planner that I can use to make flight plans and save them into the Fmc with SIDS and stars as we'll.Any thoughts on this I already had few sugestions in the other post that I unintentionally invaded sorry Rob. Thanks. :)

     
http://www.fscommander.com/  IMPORTS into fsx and cs777 can read them in the fmc.