Music Blocks is a fork of Turtle Blocks
created by Walter Bender. Turtle Blocks JS has many other contributors, you can find them from here.
Devin has contributed in functional and user interface designs.
Some of the graphics were contributed by Chie Yasuda.
Much of the initial coding of the fork from Turtle Blocks was done by Yash Khandelwal as
part of Google Summer of Code (GSoC) 2015.
Hemant Kasat contributed to additional widgets as part of GSoC 2016.
Additional contributions are being made by Tayba Wasim, Dinuka Tharangi Jayaweera, Prachi Agrawal, Cristina Del
Puerto, and Hrishi Patel as part of GSoC 2017.
Dinuka Tharangi Jayaweera
Cristina Del Puerto
Also many students contributed to Music Blocks as part of Google Code-in (2015-16 and 2016-17).