codereader

Read QR codes and barcodes from images and videos. Drop an image or paste its link to try it — or call the HTTP API from your own code or AI assistant.

Drop an image here, paste, or click to choose PNG · JPEG · WebP · BMP · GIF · TIFF — QR, DataMatrix, Aztec, PDF417, EAN/UPC, Code 128/39/93, ITF …

engine formats

API

POST /v1/decode/imageRaw body or multipart file; returns every code with position.

GET /v1/decode/image?url=Or pass an image link; the server downloads it (POST url= works too).

POST /v1/decode/videoScans frames, de-duplicates; mode=async + SSE for long clips.

GET /openapi.jsonOpenAPI 3.1 — generate a client or import into tools.

GET /llms.txtConcise usage guide for AI assistants and agents.