The charming singer-songwriter Josh Ritter and his Royal City Band recently performed a sold-out show at Portland’s iconic Crystal Ballroom. During soundcheck for the concert, Ritter let in video cameras from opbmusic for a gorgeous rendition of “Hopeful.” Watch the video, then download the MP3.

Watch Cody ChesnuTT bring “Chips Down (In No Landfill)” to life before your eyes with help from the Portland State University Orchestra at opbmusic.org.

New Zealand native Ruban Nielson is the voice behind Portland’s Unknown Mortal Orchestra. In this studio session recorded at opbmusic, Nielson strips away his music’s accoutrements and sticks to an acoustic six-string. Watch him perform “Swim and Sleep (Like a Shark).”

OPBmusic.org managed to catch Alt-J in the comparatively small confines of Portland’s Star Theater, recorded near the end of a U.S. tour that had been booked pre-Mercury Prize. Watch the group perform its biggest hit, “Fitzpleasure.”

Sera Cahoone, the former member of Carissa’s Wierd and Band of Horses, released her third full-length album, Deer Creek Canyon, earlier this year. Watch Cahoone perform that album’s gorgeous title track during sound check at the Doug Fir in Portland, courtesy of opbmusic.org.

Watch Jens Lekman perform the darkly uplifting title song from I Know What Love Isn’t at OPBmusic.org.

The season is a-changing, and Brandon Summers and Benjamin Weikel have just the tune for the drop in temperature. Watch the Helio Sequence perform “October,” the shimmering lead single from its first album in almost five years, at OPBmusic.org.

It’s Oktoberfest! “Pints of Guinness Make You Strong,” “Thirsty and Miserable,” “There’s a Tear in My Beer” — it always helps to a have a good beer-drinkin’ soundtrack. So we teamed up with opbmusic.org in Portland (America’s microbrew capital) to present a limited-time music channel devoted entirely to songs about beer. Prost!

Illustration: AnaSera Chambers

Menomena has just released Moms, its first album since co-founder Brent Knopf left the group last year. The band’s core members, Justin Harris and Danny Seim, carry forward Menomena’s musical hallmarks — meaty baritone sax, bassline spines, rhythms that turn on a dime — in “Heavy Is As Heavy Does,” performed here at opbmusic.

Watch Other Lives play the shimmering and cinematic “Dust Bowl III” for opbmusic.org.