A PHP QR Code generator and reader with a user-friendly API
...It supports various customization options such as size, encoding, error correction, and logo embedding. The library is PSR-compliant and built for ease of use in modern PHP projects, making it suitable for generating QR codes in web apps, receipts, and authentication systems.
qrcode generation standalone (doesn't depend on external services)
...Developers can configure dimensions such as width and height when generating a code. It is best suited for older jQuery-based sites, simple web utilities, landing pages, and legacy projects that need fast client-side QR generation.