Young Chelsea pair Alex Davey and Mitchell Beeney have returned from their loan spells at Crawley.
Centre-back Davey, 22, featured 18 times for the League Two club while keeper Beeney, 21, started four games.
"I'd like to thank Alex and Mitch for their efforts with us," head coach Dermot Drummy told the club's official website.
"They were both model young professionals and we wish them all the best for their respective futures."