Image: reddit.com · Video still: I had an idea for an airgapped file transfer mechanism
Air-gapped phone to phone file transfer with flashing QR codes
A proof of concept that sends files between phones without a shared network by rapidly flashing QR codes, built with Claude Code.
Credits
Earliest dated source:
The full story
While building a cached web app MP3 player with Claude Code, the poster wanted a phone to phone file transfer that did not need the phones on the same network. They realised rapidly flashing QR codes might work.
They built a working proof of concept with Claude Code in one night. The post gives no further detail on how it works.
How it was done
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Sources
From a short post by the maker, so the details are as they tell them.
- Reddit: I had an idea for an airgapped file transfer mechanismReddit poster: AlstrophPosted
The maker's post on r/ClaudeAI.
If it disappears: archived copy of Reddit: I had an idea for an airgapped file transfer mechanism (opens in a new tab)