sylnsfar/qrcode W

Only supports basic ASCII characters and common punctuations, excluding Unicode or special symbols, which restricts use for international text or complex data encoding.

Requires near-square pictures and careful version selection for large images, as noted in Tips, which can lead to poor results if not followed, adding complexity.

Lacks advanced features like automatic error correction for damaged codes or support for QR code variants beyond standard types, focusing solely on visual enhancements.

Tied to Python 3 and specific library dependencies, making it unsuitable for environments where Python is unavailable or where lightweight, cross-language solutions are preferred.