Licenses
- Standard License 2 | standardlicense2
- Public domain | publicdomain
- CC BY 4.0 | CCBY4.0
- CC BY-NC 4.0 | CCBY-NC4.0
- CC BY-NC-SA 4.0 | CCBY-NCSA4.0
- CC BY-ND 4.0 | CCBY-ND4.0
- CC BY-SA 4.0 | CCBY-SA4.0
- CC-BY-NC-ND-4.0 | CC-BY-NC-ND-4.0
- CC-BY-NC-ND
- CC BY-SA