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Credits

Last updated 19 August 2026

Classikal is a classical music encyclopedia. The public catalog is assembled from open databases and encyclopedias. Please credit those projects if you reuse this data.

MusicBrainz

Artist, work, recording, and release identifiers and much of the core metadata come from MusicBrainz, a community project of the MetaBrainz Foundation. MusicBrainz data is generally available under Creative Commons CC BY-SA 4.0. Live edits remain on musicbrainz.org.

Wikidata

Authority IDs, some biographical dates, and catalog identifiers are drawn from Wikidata. Wikidata content is typically CC0.

Wikipedia

Thematic catalogs and some work lists are sourced from Wikipedia articles. Wikipedia text is available under CC BY-SA 4.0 (and GFDL where applicable). See each article's history on Wikipedia for authors.

Cover Art Archive

Release images may be served via the Cover Art Archive, a joint project of the MetaBrainz Foundation and the Internet Archive. Individual images retain their original rights.

Open Opus

Cross-checks against the Open Opus composer/work lists help fill repertoire indexes. See that project for its licence terms.

IMSLP

Sheet-music page references may link to the International Music Score Library Project. Scores remain subject to IMSLP and local copyright rules; a link is not a grant of rights.

Tchaikovsky Research

Pyotr Ilyich Tchaikovsky catalog numbers (TH / ČW) are informed by Tchaikovsky Research.

Spotify

Optional “listen” embeds load only after you click. Spotify and the Spotify logo are trademarks of Spotify AB. Classikal is not affiliated with Spotify.

Site

Original software and editorial matching on this site are provided for use of the encyclopedia. See the Privacy Policy and Terms of Use.