Andrew Johnson and Aaron Hughes have been released by QPR following the expiry of their contracts.
Former Fulham and England forward Johnson, 33, departs following a two injury-hit years in which he made just 24 appearances, scoring twice.
Ex-Newcastle and Fulham defender Hughes, 34, joined QPR on a short-term deal on deadline day in January and made 11 appearances.
Former Fulham striker and Wembley hero, for QPR, Bobby Zamora is in discussions over a new deal.