- 21 June 2026 - 258,000 works have scores or parts on Petrucci Music Library.
- 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.
- The holograph manuscript of Zelenka’s Ut queant laxis resonare fibris, ZWV 118.
- The first edition of J. Rosamond Johnson’s The Old Flag Never Touched The Ground, published by Jos. W. Stern.
- The first edition of Grandval’s 2 Pieces for Violin and Piano, published by G. Hartmann.
- The original manuscript of Holmes’s Lute Book Vol.1, MS Dd.2.11, compiled in the early 1590s.
- The first edition of Bax’s Lyrical Interlude, GP 261, published by Murdoch, Murdoch & Co.
- Strauss: Horn Concerto No.1, Op.11 (#1043363)
- Vaughan Williams: 5 Tudor Portraits (22 files)
- Mozart: Horn Concerto in E-flat major, K.447 (#1043331)
- Damoreau: Pièces de clavecin (4 files)
- Bax: Sonatina for Cello and Piano, GP 321 (2 files)
- Lang: 10 Short Preludes and Fugues (#1043228)
- Wilm: Reisebilder aus Schlesien, Op.18 (#1043227)
- Martín y Coll: Medio registro de dos tiples primer tono mano derecha, f.26v (#1043225)
- Sousa: Liberty Bell (6 files)
- Huber: Eine Lustspiel-Ouverture, Op.50 (25 files)
- Stella: 6 Organ Trios (6 files)
- Rondeau: Trumpet Canon & Fugue No.1242 (#1043106)
- Vivaldi: Concerto for Violin and Organ in D minor, RV 541 (3 files)
- Mesquita: Raios do sol (#1042944)
- Ferrari: Fuga super Tamquam sponsus (#1042866)
- Silva: Hino nacional brasileiro (#1042769)
- Mesquita: Soirée brésilienne (#1042569)
- Rondeau: Trumpet Canon & Fugue No.1241 (#1042525)
- St. Pierre: Come, My Way (#1042328)
- Mesquita: Trunfo às avessas (#1042139)
