Here are some of the players who have either already been released, or are expected to be released, by their current clubs.
Some are players recommended by Posh fans. Former Posh players are among those listed.
5. NORTHAMPTON, ENGLAND - MARCH 14: Jack Vale of Northampton Town moves with the ball away from Jasper Moon of Burton Albion during the Sky Bet League One match between Northampton Town and Burton Albion at Sixfields on March 14, 2026 in Northampton, England. (Photo by Pete Norton/Getty Images)
A 25 year-old centre-back whose goal ensured Burton Albion stayed up in League One last season. Now 'The Brewers' have released the former Barnsley player. (Photo by Pete Norton/Getty Images) Photo: Pete Norton
6. RYAN NYAMBE
This Derby County right-back is under contract at Pride Park for another season, but the word is he will be made available for transfer. The 28-year-old helped Derby to promotion from League One a couple of seasons ago, but lost his place to former Posh star Joe Ward and was loaned out to Reading of League One last season. He played 19 times for 'The Royals' after joining them in January. (Photo by Cameron Smith/Getty Images). Photo: Cameron Smith
7. JACK SIMPSON
Leyton Orient have released a former Cardiff City centre-back who scored against Posh last season. Simpson is 29 and made 41 appearances for 'The Os' last season. (Photo by Pete Norton/Getty Images) Photo: Pete Norton
8. ALEX MITCHELL
A 24 year-old centre-back who has just completed a very successful spell on loan at Plymouth Argyle from Charlton Athletic. Made 40 appearances for 'The Pilgrims.' (Photo by Pete Norton/Getty Images). Photo: Pete Norton