Unofficial tools for getting everything out of Proton Photos. Proton Drive/Photos has no bulk "download my whole library" button and no export API, so these drive the web UI itself from the browser console: select a batch of photos, click download, wait for the zip, repeat - with a resumable, conservative-by-design state model, and a way to independently verify nothing got missed.
Not affiliated with or endorsed by Proton. This works by reading Proton Photos' current web
UI (data-testid attributes, DOM structure, CSS classes on the transfers panel). If Proton