- 26 September 2023 - 224,000 works have scores or parts on Petrucci Music Library.
- 26 September 2023 - 730,000 scores.
- 24 September 2023 - IMSLP now has 80,000 recordings.
- 3 September 2023 - 223,000 works have scores or parts on Petrucci Music Library.
- The first edition of Medtner’s Piano Sonata, Op.22, published by Russischer Musikverlag.
- The first edition of Cook’s 3 Negro Songs, published by Schirmer.
- The first edition of Kinkel’s 6 Lieder, Op.15, published by Jacob Eck & Lefebvre.
- The holograph manuscript of Zelenka’s Beati omnes, ZWV 94.
- The first edition of Jerome Kern’s Look for the Silver Lining, published by T.B. Harms.
- Spencer: Dites-le-moi! (#878431)
- Spencer: Les afficheuses (#878384)
- Spencer: Examen de médecine (#878373)
- Spencer: Le droguiste (#878367)
- Spencer: L'amour pour tous (#878360)
- Trabaci: Ricercate, & altri varij capricci, Libro 1 (#878348)
- Schoenberg: 3 Pieces for Chamber Orchestra (#878329)
- Buxtehude: Jubilate Domino, BuxWV 64 (#878328)
- Buxtehude: Jesu, meine Freud und Lust (#878327)
- Höller: 2 Piano Sonatinas, Op.58 (#878326)

- Perez-Lete: Prelude No. 1 In D Major (#878244)
- Perez-Lete: Eden, Op. 4 (#878229)
- Girtain IV: Hills of Lodi (#878220)
- Girtain IV: Suite No.1 (#878219)
- Girtain IV: Canción del Destino (#878217)
- Ferrari: Ceremonial Suite (#878175)
- Anisimoff: The Musical 'Hot Cash' (2 files)
- Pape: L'Enfant et le 4e Monde (#878044)
- Ferrari: Preludio della Memoria (#877982)
- Ferrari: Preludio Puer Natus (#877981)
