- 2 June 2026 - 865,000 scores.
- 1 June 2025 - IMSLP now has 94,000 recordings.
- 25 May 2026 - 257,000 works have scores or parts on Petrucci Music Library.
- 3 May 2026 - 860,000 scores.
- The original manuscript of Wurstisen’s Lautenbuch, compiled in 1591.
- The first edition of Bax’s Lullaby, GP 224, published by Murdoch, Murdoch & Co.
- The holograph manuscript of Zelenka’s Te Deum, ZWV 145.
- The first edition of J. Rosamond Johnson’s Nobody Knows the Trouble I See, published by Oliver Ditson.
- The holograph manuscript of Grandval’s 4 Pieces for English Horn.
- Ferroud: 3 Poëmes Intimes de Goethe (#1039930)
- Rawsthorne: Cello Sonata (2 files)
- Rawsthorne: Overture: Hallé (#1039893)
- Ager: Ain't She Sweet? (2 files)
- Rawsthorne: Bagatelles (#1039871)
- Stanford: 6 Songs From the Glens of Antrim, Op.174 (#1039869)
- Stanford: Clarinet Concerto, Op.80 (2 files)
- Paganini: String Quartet No.3 (5 files)
- Grützmacher: Weihegesang, Op.65 (#1039833)
- Mozart: Sonata for 2 Pianos in D major, K.448/375a (#1039832)
- Rondeau: Trumpet Canon & Fugue No.1234 (#1039828)
- Stella: Toccatina for solo cello (#1039807)
- Sweet: La Madone (#1039611)
- Rondeau: Trumpet Canon & Fugue No.1233 (#1039314)
- Ignatov: Miniature No.2 (#1039195)
- Mahler: Symphony No.5, GMW 44 (5 files)
- Marcoux: Lux errabunda, Op.2620 (#1038531)
- Marcoux: Ritus inconcretus, Op.2619 (#1038529)
- Marcoux: Fatum immotus, Op.2618 (#1038527)
- Marcoux: Signum mutum, Op.2617 (#1038525)
