category deck
Developer Tools
4 tools · all run entirely in your browser
QR Code Generator & Scanner
Generate styled QR codes and scan with camera or file upload
Barcode Generator
Generate CODE128, EAN13, UPC-A, and CODE39 barcodes
JWT Encoder/Decoder/Verifier
Decode JWT tokens, inspect header and payload, and verify signatures
Code to Image / Code Screenshot Generator
Convert code snippets into beautiful images with syntax highlighting
Other Categories