The appetizingly named "Chicken and Waffles" night features a rotating crew of veteran DJs spinning classic and obscure funk/soul cuts, plus whatever else they damn well please. free.
If you want organ-centric jazz for free (no free jazz, though), you can't do much better than Seattle's McTuff Trio. Led by Hammond organ maestro Joe Doria, McTuff also contain one of the region's most dexterous guitarists, Andy Coe, drummer Tarik Abouzied, and, sometimes, wild-card saxophonist Skerik. Along with Afrocop but in a bit more of straight-ahead manner than that younger group, McTuff Trio write alluringly malleable tunes, redolent of soul, ablaze with technical virtuosity, and often... more » free.