mkQR

Generate QR codes in SVG, EPS, PNG, JPEG, TIFF — RGB or CMYK. Multiple URLs come back as a ZIP.

One QR code per line. Multiple lines → downloads a ZIP.
Foreground color (background is white by default).

API: POST /api/qrcode with JSON { "urls": ["https://…"], "format": "svg", "colorspace": "cmyk", "color": "0,0,0,100" }. Returns the file, or a ZIP for multiple URLs.