| ACT | COUNTRYCNT | EDITIONED | FESTIVALFES |
|---|---|---|---|
| Baconhead | GBUnited Kingdom 2012 | | |
| Bart Constant | NLNetherlands 2012 | | |
| Baskerville | NLNetherlands 2012 | | |
| Batida | PTPortugal 2012 | | |
| Battlekat | DKDenmark 2012 | | |
| Baxter Dury | GBUnited Kingdom 2012 | | |
| Benjamin Francis Leftwich | GBUnited Kingdom 2012 | | |
| Birth of Joy | NLNetherlands 2012 | | |
| Bitches with Wolves | IEIreland 2012 | | |
| Black Bottle Riot | NLNetherlands 2012 | | |
| Blaudzun | NLNetherlands 2012 | | |
| Bodi Bill | DEGermany 2012 | | |
| Boemklatsch Equalizer | NLNetherlands 2012 | | |
| Bombay Show Pig | NLNetherlands 2012 | | |
| Bomb Diggy Crew | NLNetherlands 2012 | | |
| Boy | DEGermany 2012 | | |
| Bruut! | NLNetherlands 2012 | |