The Atlanta Falcons signed offensive lineman Adam Speer.

The Buffalo Bills waived wide receiver P.K. Sam.

The Chicago Bears released linebacker Joey LaRocque and guard Dennis Conley; signed punter Richmond McGee to a one-year contract.

The Cleveland Browns signed wide receiver Brian Robiskie.

The Jacksonville Jaguars signed defensive tackle Terrance Knighton; waived quarterback Todd Boeckman.

The Tampa Bay Buccaneers signed quarterback Josh Freeman.

The Atlanta Falcons signed defensive tackle Peria Jerry.

The Denver Broncos signed cornerback Rashod Moulton and wide receiver Travis Shelton.

The Jacksonville Jaguars signed cornerback Derek Cox and wide receiver Tiquan Underwood.

The Kansas City Chiefs signed defensive end Alex Magee, cornerback Donald Washington and wide receiver Quinten Lawrence.

The New York Giants signed linebacker Clint Sintim and offensive tackle William Beatty.

The San Francisco 49ers signed defensive lineman Babatunde Oshinowo.

The St. Louis Rams signed offensive tackle Jason Smith.

The Buffalo Bills signed wide receiver Shaine Smith.

The New England Patriots signed longsnapper Jake Ingram; released defensive back Jamar Love.

The Seattle Seahawks signed defensive lineman Derek Walker; waived defensive lineman Brandon Miller.

The St. Louis Rams signed linebacker James Laurinaitis, defensive tackles Hollis Thomas, Darell Scott, and quarterback Keith Null; waived defensive lineman Kirston Pittman, defensive lineman Willie Williams, wide receiver Horace Gant and wide receiver Travis Brown.

The Arizona Cardinals agreed to terms with linebacker Cody Brown on a four-year contract.

The Atlanta Falcons waived cornerback David Irons.

The Buffalo Bills waived running back Justise Hairston.

The Cleveland Browns signed wide receiver Mohamed Massaquoi.

The Kansas City Chiefs waived kicker Connor Barth.

The New England Patriots signed defensive back Herana-Daze Jones; released offensive lineman Jermail Porter.

The Washington Redskins signed defensive end Jeremy Jarmon.

The Baltimore Ravens signed wide receiver Biren Ealy; waived tight end Quinn Sypniewski and guard Brian Johnson.

The Denver Broncos signed defensive backs Darcel McBath and David Bruton and quarterback Tom Brandstater.

The Minnesota Vikings waived cornerback Charles Gordon.

The New England Patriots signed safety Patrick Chung; released safety Antwain Spann.

The San Francisco 49ers signed running back Glen Coffee to a four-year contract.

The St. Louis Rams signed running back Chris Ogbonnaya.

The Washington Redskins waived fullback Jonathan Evans.

The Buffalo Bills signed offensive lineman Andy Levitre.

The Cleveland Browns signed linebacker David Veikune; waived wide receiver Devale Ellis.

The Denver Broncos signed cornerback Alphonso Smith.

The San Diego Chargers signed defensive tackle Vaughn Martin, guards Louis Vasquez and Tyronne Green and running back Gartrell Johnson to four-year contracts.

The Buffalo Bills agreed to terms with tight end Shawn Nelson.

The Cleveland Browns signed offensive lineman Alex Mack.

The St. Louis Rams traded defensive tackle Orien Harris to the Detroit Lions for wide receiver Ronald Curry.

The Baltimore Ravens agreed to terms with wide receiver Drew Bennett on a one-year contract.

The Cleveland Browns signed linebacker Kaluka Maiava.

The Jacksonville Jaguars signed running back Rashad Jennings.

The Miami Dolphins signed cornerback Sean Smith.

The New England Patriots signed quarterback Julian Edelman.

The San Diego Chargers released linebacker Matt Wilhelm.

The San Francisco 49ers signed quarterback Nate Davis to a four-year contract; waived safety Lewis Baker.

The Seattle Seahawks signed wide receiver Deon Butler to a multi-year contract.

The Denver Broncos signed tight end Richard Quinn, wide receiver Kenny McKinley and guard Seth Olsen; waived wide receiver David Grimes.

The Atlanta Falcons signed safety William Moore.

The Jacksonville Jaguars signed defenseive tackle Montavious Stanley; waived defensive tackle George Hypolite.

The Kansas City Chiefs signed running back Javarris Williams.

The New England Patriots signed defensive linemen Ron Brace and Myron Pryor, offensive linemen Sebastian Vollmer and George Bussey and wide receivers Brandon Tate and Julian Edelman; waived wide receiver Robert Ortiz; placed running back Eric Kettani and wide receiver Tyree Barnes on the reserve/military list.

The Seattle Seahawks signed long snapper Kevin Houser.

The Washington Redskins signed cornerback Kevin Barnes; released defensive end Derek Williams.

The Buffalo Bills signed defensive back Nic Harris.

The St. Louis Rams signed wide receiver Brooks Foster.

The Houston Texans signed cornerback Glover Quin.

The Jacksonville Jaguars signed wide receiver Jarett Dillard.

The St. Louis Rams signed cornerback Bradley Fletcher.

The Atlanta Falcons signed defensive end Lawrence Sidbury.

The Cincinnati Bengals signed punter Kevin Huber.

The New England Patriots signed defensive lineman Darryl Richard.

The Baltimore Ravens agreed to a six-year contract with linebacker Terrell Suggs.

The Cleveland Browns signed cornerbacks Don Carey, Coye Francies and running back James Davis; waived linebacker Jonathan Foster, defensive back Nate Ness, and running back Marcus Thomas.

The St. Louis Rams signed safety Oshiomogho Atogwe to a one-year contract.

The New England Patriots signed quarterback Matt Cassel to a multi-year contract extension.

The New England Patriots signed cornerback Darius Butler.

The New York Jets released tight end Bubba Franks.

The Tampa Bay Buccaneers signed defensive tackle Roy Miller to a four-year contract; released quarterback Brian Griese.

The Arizona Cardinals signed safety Rashad Johnson to a three-year contract.

The Cincinnati Bengals signed running back Fui Vakapuna.

The Jacksonville Jaguars signed wide receiver Mike Thomas; released defensive back Calvin Lowry.

The Buffalo Bills signed defensive backs Cary Harris and Ellis Lankster.

The Green Bay Packers signed guard/tackle T.J. Lang.

The San Francisco 49ers claimed fullback Brit Miller off waivers from the Carolina Panthers.

The New York Jets signed offensive tackle Nevin McCaskill.

The Carolina Panthers claimed tight end Andrew Davie off waivers from the New York Jets.

The Detroit Lions acquired wide receiver Dennis Northcutt from the Jacksonville Jaguars for safety Gerald Alexander.

The New York Jets waived guard Mike Fladell.