All data are under Public Domain Dedication and License (PDDL).
There are no restrictions to use for PDDL, though attribution is always nice :)
You are free to:
- To Share: To copy, distribute and use the database.
- To Create: To produce works from the database.
- To Adapt: To modify, transform and build upon the database.
Read more about are thought process for choosing PDDL here: https://datasf.org/blog/data-license-liberation-day/