- 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 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.
- The holograph manuscript of Zelenka’s Te Deum, ZWV 146.
- The first edition of J. Rosamond Johnson’s Nobody's Lookin' But De Owl An' De Moon, published by Jos. W. Stern.
- The first edition of Grandval’s 2 Pieces for Oboe and Piano, published by G. Hartmann.
- Various: Nothin' (#1041407)
- Siccardi: Estudios en teclas blancas (#1041406)
- Siccardi: Preludios para Yoyito (#1041405)
- Saint-Saëns: Cello Sonata No.1, Op.32 (#1041404)
- Alexander: Dedication, Op.206b (2 files)
- Chabrier: 3 Valses romantiques (#1041401)
- Grainger: At Twilight (#1041400)
- Blacher: Lysistrata, Op.34 (#1041399)
- Corrêa de Araujo: Tiento de séptimo tono, FO 7 (#1041396)
- Bedetti: Piano Concerto No.1 (#1041395)
- Levy: Excelsior (#1041412)
- Rondeau: Trumpet Canon & Fugue No.1239 (#1041398)
- St. Pierre: 4 Songs of the Sea (4 files)
- Ewell: Job's Story, A Biblical Musical (2 files)
- Anonymous: Jandźelo Boži, ty pěstonje mój, PW008 (#1040600)
- Ferrari: Elegia (#1040568)
- Ferrari: Toccata pentecostale di gravitazione (#1040451)
- Rondeau: Trumpet Canon & Fugue No.1237 (#1040449)
- Ferrari: Sonata di gravitazione (#1040446)
- Ferrari: Preludio per l'Ascensione (#1040292)
