Critic’s picks

BOSTON EARLY MUSIC FESTIVAL

The biennial early music feast wraps up today, with a performance of this year’s operatic centerpiece, Steffani’s “Niobe, Regina di Tebe,’’ among other events. 617-661-1812, www.bemf.org

ASTON MAGNA

The well-established Berkshires-based festival also exports its concerts east to the Boston area this summer, beginning in mid-June with a program devoted to works by J.S. Bach and C.P.E. Bach. Performances take place at the Slosberg Auditorium, Brandeis University, and at Daniel Arts Center, Simon’s Rock College, Great Barrington. 800-875-7156, www.astonmagna.org