Nine-year NFL linebacker Niko Koutovides was among those released.
Koutovides, who played the last two years in New England, saw action in the final 14 regular-season and both postseason games last year. He made eight special teams tackles and one on defense in the regular season, then made one stop in the playoffs.
Also released were wide receiver Kamar Aiken, rookie cornerback Brandon Jones, cornerback LeQuan Lewis and rookie long snapper Mike Zupancic.
Rookie defensive lineman Cory Grissom and tackle Markus Zusevics were placed on injured reserve and defensive lineman Armond Armstead and wide receiver Mark Harrison were placed on the reserve/non-football injury list.