Synthesizer V uses IcoMoon - Free. IcoMoon - Free (https://icomoon.io/#preview-free) is licensed under the Creative Commons Attribution-ShareAlike 4.0 International license. To view a copy of this license, visit https://creativecommons.org/licenses/by/4.0/legalcode. A human-readable summary (and not a substitute for) the license is also available here https://creativecommons.org/licenses/by/4.0/. 