You should always store your private GPG Keys in a secure and durable way. One of the most durable ways is still printing it to paper. That's what this tool does for you.
- Convert a GPG private key to one (or multiple - depending on the data length) QR Codes
- Embedd QR Codes in a page that can directly be printed
- Runns completely locally and therefore makes sure your keys are not exposed to anybody