Screenshot of a sign language learning app. The arms, hands and fingers are represented by colored rectangles. The french sign for for no is visible. The app has a side panel which contains buttons for the language, sign language, to change and reset the view, to load another dictionary file. In a panel on the top, the sign is selected and a description and translation to English, French and German is shown. There is also a field to filter the signs, buttons to step through the list of signs and buttons to pause and restart an animation.
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