10zebra (https://10zebra.app/) supports the production of a short film from photos or video clips, from storyboarding to “text to video”, “image to video” or “video to video” generation or by applying a Ken Burns effect to photos.
Collaborative via the possibility of remixing or collective creation. MP4 or archive export.

Free and unlimited beta (automatically renewed announced credits).

Images for testing: Deasley page on Pexels.