Here you'll find discographies of several Hare-Krishna record-labels.
The site is focused on popular music, so you'll find everything from Rock to Techno, from Disco to Jazz, from Hip-Hop to Reggae. Sometimes also traditional music and chants will be included if they are part of the respective discography.
But the site to check out for traditional bhajan and kirtan recordings is >> Eric's Classic ISKCON Music.