- 30 May 2013 - IMSLP is happy to announce the availability of a "score similarity" feature, created by Vladimir Viro, which will show other pieces similar to a particular IMSLP file. Files with this feature enabled will show an extra item in the gear-icon dropdown menu. A description of the methodology can be found here.
- 2 April 2013 - 234,000 scores.
- 2 April 2013 - 66,000 works have scores or parts on Petrucci Music Library.
- 2 April 2013 - IMSLP now has 23,000 recordings.
IMSLP stands for International Music Score Library Project
. The logo is a capital letter A, taken from the very first press-printed book of polyphonic music, the Harmonice Musices Odhecaton
, published in 1501. Its printer, Ottaviano Petrucci
, is this library's namesake.