Defender Kevin Nicholson says he will call former club Torquay United about a potential playing return.
Forest Green Rovers goalkeeper Paul White signs a new one-year contract with the Conference side.
AFC Telford United boss Steve Kittrick releases nine players following their relegation back to Conference North.
Relegated Nuneaton Town appoint Ilkeston Town boss Kevin Wilson as their new manager.
Relegated Tranmere Rovers appoint ex-Southport, Cambridge and Luton boss Gary Brabin as their new manager.
Forest Green boss Ady Pennock releases six players following their defeat by Bristol Rovers in the Conference play-offs.
Grimsby will face Bristol Rovers in the Conference promotion final at Wembley after comfortably beating Eastleigh.
Bristol Rovers beat Forest Green to secure a 3-0 aggregate victory and book their spot in the Conference promotion final.