Which characters are in Broforce, and whose spoof are they?

According to the Broforce wikia, there are currently 42 Bros as of June 2017. Excluding the Expandables themed Bros mentioned in SQB's answer, they are:

• Rambro - John Rambo from the Rambo film series
• Brommando - John Matrix from Commando
• B. A. Broracus - B. A. Baracus from The A-Team TV series
• Brodell Walker - Cordell Walker from the Walker, Texas Ranger TV series
• Bro Hard - John McClane from the Die Hard film series
• MacBrover - Angus MacGyver from the MacGyver TV series
• Brade - Blade from the Blade film series
• Bro Dredd - Judge Dredd from Judge Dredd
• Bro In Black - James Edwards / Agent J from the Men In Black series
• Snake Broskin - Snake Plissken from Escape from New York/L.A.
• Brominator - The Terminator from the Terminator film series
• Brobocop - Alex Murphy / RoboCop from the RoboCop film series
• Indiana Brones - Indiana Jones from the Indiana Jones film series
• Ash Brolliams - Ash Williams from The Evil Dead film series
• Mr. Anderbro - Thomas A. Anderson / Neo from The Matrix film series
• The Boondock Bros - Connor and Murphy MacManus from The Boondock Saints
• Brochete - Machete Cortez from the Machete film series
• Bronan the Brobarian - Conan from the Conan The Barbarian film series
• Ellen Ripbro - Ellen Ripley from the Alien film series
• Time Bro - Max Walker from Timecop
• Broniversal Soldier - Luc Deveraux / GR44 from Universal Soldier
• Colonel James Broddock - Colonel James Braddock from Missing in Action
• Cherry Broling - Cherry Darling from Planet Terror
• Bro Max - Max Rockatansky from the Mad Max film series
• The Brode - Beatrix Kiddo / The Bride from the Kill Bill film series
• Double Bro Seven - James Bond / 007 from the James Bond film series
• The Brodator - A Predator from the Predator film series
• The Brocketeer - Cliff Secord / Rocketeer from The Rocketeer
• Broheart - William Wallace from Braveheart
• The Brofessional - Leone "Léon" Montana from The Professional
• Broden - Lord Raiden (film "Rayden") from Mortal Kombat (film)
• The Brolander - Connor MacLeod from Highlander
• Dirty Brorry - Inspector Harry Callahan from Dirty Harry
• Tank Bro - Rebecca Buck / Tank Girl from Tank Girl
• Bro Lee - Lee from Enter The Dragon

The Expendabros

All Expendabros are based on characters from The Expendables.

• Broney Ross
  Barney Ross
• Lee Broxmas
  Lee Christmas
• Bronnar Jensen
  Gunnar Jensen
• Bro Caesar
  Hale Caesar
• Broctor Death
  Doctor Death
• Toll Broad
  Toll Road
• Trent Broser
  Trench Mauser