Segares played in 178 games over eight seasons, scoring 11 goals and adding 13 assists.
Bone, a first-round pick in the 2010 SuperDraft, made 17 appearances in three seasons. He started all 10 of the Fire's Reserve League matches and had one goal and two assists.
Nolly did not play in a first-team match after being acquired in a trade with Vancouver Whitecaps FC last December, but made six appearances in MLS Reserve League play.
The Fire announced the moves Monday.