In addition to the dozens of no-cover events in venues all across the Boston area, March is shaping up as an especially strong month for free programs. Berklee College of Music's Keys Fest 2009 offers a number of shows that are free and open to the public. Among them: pianist Carmen Staaf with xylophonist Jonathan Singer, Mar. 2 at 4 p.m., Berk Recital Hall; pianist Joanne Brackeen, Mar. 2 at 7:30 p.m., David Friend Recital Hall; visiting artist and pianist Fred Hersch (photo left) in a clinic, Mar. 3, 1:15 p.m., Berk Recital Hall, and in concert, Mar. 3, 4 p.m., David Friend Recital Hall; and pianist Suzanne Davis's trio, Mar. 3, 7:30 p.m., David Friend Recital Hall. Go to the Berklee calendar for details.
Other free concerts: Aardvark Jazz Orchestra and Soundpainting, Mar. 7, 8 p.m., MIT's Kresge Auditorium; Charlie Kohlhase's Explorers Quartet, Mar. 8, 2 p.m., Rose Art Museum, Brandeis University; Revolutionary Snake Ensemble and Friends, March 12, 8 p.m., Clear Conscience Cafe at the Harvest Coop Market, Cambridge; the Makanda Project with special guest Oliver Lake, Mar. 13, 7 p.m., Dudley Branch Library auditorium, 65 Warren St., Roxbury. Go to the JazzBoston events calendar for details.
Tufts University presents a pair of events featuring pianist Lewis Porter: an evening of jazz on film from Porter's personal collection on Mar. 23, 7 p.m., Distler Performance Hall, Granoff Music Center, Tufts; and Lewis in concert with Terri Lyne Carrington and John Lockwood, Mar. 25, 8 p.m., Distler Performance Hall. Go to the Tufts site for details.