TXQR (Transfer via QR) is a protocol and set of tools and libs to transfer data via animated QR codes. It uses fountain codes for error correction.

See related blog posts for more details:

• Animated QR data transfer with Gomobile and Gopherjs
• Fountain codes and animated QR

Reader iOS app in the demo (uses this lib via Gomobile): https://github.com/divan/txqr-reader

Also see cmd/txqr-tester app for automated testing of different encoder parameters.

MIT