International Piano Players Club
Global, user submitted map of public and semi-public pianos
競合・代替製品
MusicMap
Genealogy and history of popular music genres (1870-2016)
Show HN: PaperMono, e-ink fridge magnet shopping list with mobile web page
Fridge magnet shopping list on an M5Stack PaperMono (ESP32-S3, e-ink touchscreen), synced with a phone web app over Wi-…
Virtual Piano Keyboard
Play and practice the piano online
Birthday Piano
Send a song and a wish for someone's birthday
Airport Pianos
Crowd-sourced site for finding and donating pianos in airports worldwide.