Unless stated otherwise on an individual release page, all material on Rive is released under the Attribution-NonCommercial-ShareAlike Creative Commons license.
You are free to share and remix the work with attribution to the original author, which is typically Eucci or AODL, represented in both cases by Jeffrey P Shell. You must not use the work for commercial purposes without contacting Rive for explicit consent (which will likely be granted). And finally, you must share alike by releasing the work only under the same or similar license to this one, unless explicitly granted otherwise.
See the Attribution-NonCommercial-ShareAlike (cc-by-nc-sa) for full details.
For all licensing issues, please email Rive or the artist involved (who retains all rights on the actual music).
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.