Incomings and outgoings have been aplenty in recent weeks, with third-tier sides taking an opportunity to reshape their squads following the curtailment of the 2019/20 campaign.
Scroll down and click through the pages as we take a look at every signing made by League One clubs so far this summer – with some eye-catching deals agreed:
13. Lincoln City
In: Conor McGrandles (MK Dons), Ethan Ross (Colchester United) | Out: Charlie Andrew, Michael Bostwick, Neal Eardley, Lee Frecklington, Akeem Hinds, Jamie McCombe, Tom Pett, Jason Shackell, Alan Sheehan, Grant Smith, Josh Vickers Photo: Laurence Griffiths
14. MK Dons
In: Daniel Harvie (Ayr), Carlton Morris (Norwich City - loan) | Out: Conor McGrandles (Lincoln City), Dylan Asonganyi, Ben Gladwin, Ryan Harley, Joe Mason, Stuart Moore, Jordan Moore-Taylor, Charlie Pattison, Ben Reeves, Laurie Walker Photo: Catherine Ivill
15. Northampton Town
In: Christopher Missilou (Oldham Athletic) | Out: Jordan Turnbull (Salford City), Alan McCormack, Camron McWilliams, Jordan Turnbull, Andy Williams, Ryan Hughes, David Cornell, Jay Williams, Reece Hall-Johnson, Billy Waters, Sean Whaler, Paul Anderson, Bradley Lashley, Jack Newell Photo: Pete Norton
16. Oxford United
In: Matty Taylor (Bristol City) | Out: None Photo: Nathan Stirk