A database of free and open images. The usage rights are in the tagging. All of them are at minimum CC-BY-SA. The ones we have had drawn specifically for training are tagged CC0. In other words you can use them without having to try to track attribution.
https://www.notion.so/unfoldingword/Frustrated-Translator-Laptop-png-4f20b59b41ec40baad83c71119570215?pvs=4#fb4ab2c9926e467a84eb17fcec608d6d
Medium skin toned man buttoning coat.jpg
3 People with different colored skin.jpg
Man buttoning coat - black.jpg
Roman soldier kneeling-bowing.jpg
rough sketch of internal organs.jpg
2 Elephants trunks interlocked.jpg
