Free agents are still up for grabs and there are plenty of bargains still on offer for Darren Ferguson to take advantage of.
Here are 17 such players who have experience of Championship and League One football who may be of interest to Fergie. (*Information supplied by the transfermarkt.co.uk website)
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13. Joseph Dodoo (attacker)
Last club: Burton Albion Previous clubs: Leicester City, Doncaster Rovers, Wigan. Photo: Michael Regan
14. Gaetan Bong (defender)
Last club: Nottingham Forest Previous clubs: Olympiacos, Brighton, Wigan. Photo: Tony Marshall
15. Danny Rowe (attacker)
Last club: Burton Albion Previous clubs: Ipswich, Lincoln, Stockport. Photo: Joe Portlock
16. Chris Martin (attacker)
Last club: Bristol City Previous cubs: Derby County, Hull, Reading Photo: Marc Atkins