Searching openly licensed resources

The following guide uses the following keywords to refer to websites, repositories and content platforms:
- Multimedia: this means that you can find any type of media (images, sounds, video, documents and many more);
- Vector graphics: high quality graphics that don’t diminish their quality in comparison with raster images, mainly composed by icons and drawings;
- Images: websites that only offer images;
- Sounds: websites that only offer sounds and are better suited for searching this type of content.