And in League One there are some absolute gems seeing their existing deals come to a close in the coming months.
We've picked out some of the options conceivably available to Pompey when in the next tranfer window.
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The 25 best League One free agents this summer - including Portsmouth, Derby County, Reading and Oxford United options
By Jordan Cross
Published 21st Mar 2024, 16:00 GMT
Updated 21st Mar 2024, 16:17 GMT
There's going to be hundreds of players looking for a new club this summer.