自由钢琴，HTML5 技术开发的网页钢琴应用。可以自动演奏曲谱，同步显示琴键的位置。https://t.co/PW5ezmx2IZ https://t.co/gg3MyG7yuo https://twitter.com/ruanyf/status/1112968842580357125
https://t.me/noteToQoto/31
QOTO: Question Others to Teach Ourselves An inclusive, Academic Freedom, instance All cultures welcome. Hate speech and harassment strictly forbidden.
