Striker Andre Johnson and attacking midfielder Callum Coyle join from Grantham Town and Solihull Moors respectively.
Johnson, 24, started last season with Boston United, moving on to Bradford Park Avenue, before making his Gingerbreads debut against Gainsborough on Boxing Day.
Former Walsall junior Coyle, 24, had a loan spell at Grantham in 2019 and has also turned out for Nuneaton Borough, Halesowen Town and Sutton Coldfield.
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