Charlton have released seven players, including defender Talal El Karkouri.
El Karkouri appeared 87 times for Charlton in all competitions
Addicks boss Alan Pardew is plotting an immediate return to the Premier League after failing to prevent the club's relegation last term.
El Karkouri spent three years at the club and has been shown the exit along with goalkeeper Thomas Myhre and striker Kevin Lisbie.
The list is completed by reserve players Nathan Ashton, Rurik Gislason, Alistair John and Myles Weston.
Veteran striker Jimmy Floyd Hasselbaink was told he was surplus to requirements shortly after the end of the season.
Forward James Walker has been offered a new deal after loan spells with Bristol Rovers, Leyton Orient and Notts County last season.