Salamander Grand Piano v3 by Alexander Holm. Original library, licensed under CC BY 3.0. ChessJammer uses a selected sample set with adapted playback, pitch, velocity and envelopes. Sample provenance and checksums.
Versilian Community Sample Library (VCSL), Versilian Studios LLC and contributors. Original library, dedicated to the public domain under CC0 1.0. Selected original bass-drum, marimba, snare, tom, hi-hat and suspended-cymbal WAV files. The initial kit uses orchestral bass drum for kick and a stick-struck suspended cymbal for ride; browser playback adapts gain, pitch and release tails. Sample provenance and checksums; licence text.
Analysis by Stockfish via stockfish.js 18 lite-single, net nn-9067e33176e · GPL-3.0 · corresponding source