GitHub - denyshorman/visualkey: A tool to visually generate a private key and address with automatic balance and activity check across several EVM-compatible blockchains
Bitcoin-QR-Code-Generator.io : All You Should Know About Bitcoin QR Code Generator
Key Hunter - Bitcoin Checker - Apps on Google Play
Bitcoin Private Key Checker - YouTube
private keys finder | A Listly List
Fun fact: the cut-off "private key" QR code is an actual private key to a throwaway Bitcoin address : r/homestuck