AcousticBrainz

Energy & Valance calculation for low-level data (9)

GSoC idea: Adding music content with no MBIDs to AcousticBrainz (4)

Search engine system for AcousticBrainz (9)

Allowing users to run jobs on their local machines and then uploading the results on the server (8)

Search API for acousticbrainz (4)

AcousticBrainz BigTable storage (4)