Danny Amos has signed a new one-year deal at Doncaster.
The 20-year-old left-back made five appearances for Rovers last season having spent the second part of the 2018-19 campaign at National League side Hartlepool.
Goalkeeper Louis Jones, who has yet to feature for the first team, has signed a two-year deal.
Hearts and Thistle failed to overturn their demotions and were denied any compensation.
The centre-back moved to Leicester on loan from Wolves in January.
The winger scored five goals in the Wiltshire club’s League Two title success.
The former Gers boss believes Steven Gerrard will have replacements lined up.
The 28-year-old France-born player made 77 appearances across two seasons for Oldham.
The Swiss forward upset the club’s fans with comments about his “dream” loan move to Rangers in the winter transfer window.
Griffiths played half an hour of the 3-1 Parkhead win
Victory over Notts County will earn the North Yorkshire club a place in League Two.
The teenager has signed a four-year deal at Carrow Road.
Woods, on loan from Stoke, impressed at Millwall to help them finish in eighth.