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Card 559 of 9842026-09-28 issue

Observed arrival · 2026-09-28

Opusdex: an orchestra player’s repertoire ledger

opusdex.app Visit website
Editorial interest 78/100 Selection signal · not a rating of the site

A free tracker lets orchestral musicians log concerts, build a personal catalogue of works they have played, earn medals, and compare repertoires on optional public leaderboards.

Landing page captured for the 2026-09-28 issue.
For
Orchestral musicians tracking their played repertoire
Worth noticing
The catalogue credits Open Opus and Wikidata (CC0), with instrumentation partly derived from IMSLP (CC BY-SA 4.0).

Field notes

The described entry form records the orchestra, programme and each part played, while the seating chart can use American or German seating. The homepage says its work data comes from Open Opus and Wikidata, with instrumentation partly derived from IMSLP, and includes license information. Sign-in is described as an emailed six-digit code; profiles stay private unless users choose to make them public.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
⊠LoginAccess appeared gated
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use
◉HumanPersonal, local, civic, or handmade

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Regulated by Arithmetic

233,109 arrived 1,000 judged 984 catalogued Enter the complete issue
opusdex.app

Landing page observed 2026-09-28. The live site may have changed.