Wikimedia Commons is a media file repository making available public domain and freely-licensed educational media content (images, sound and video clips) to everyone, in their own language.
Creative Commons licenses provide a flexible range of protections and freedoms for authors, artists, and educators.
The GNU General Public License (GNU GPL or GPL) is the most widely used free software license, which guarantees end users (individuals, organizations, companies) the freedoms to use, study, share (copy), and modify the software.
The WTFPL is a very permissive license for software and other scientific or artistic works that offers a great degree of freedom. In fact, it is probably the best license out there.
twemoji-image-picker is an application like Mac's built-in emoji keyboard for twemoji. Twemoji is licensed under CC-BY 4.0!.
Hearonymus is a free audio guide app for smartphones & a platform hosting many professional audio guides across areas like arts, culture and tourism.
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