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Base library for a lexer that can be used in Top-Down, Recursive Descent Parsers.

HTML to PDF converter for PHP

Twig, the flexible, fast, and secure template language for PHP

Provides mechanisms for walking through any arbitrary PHP variable

Fast request router for PHP

QR Code Generator

Beautiful and understandable static analysis tool for PHP

Barcode generator in PHP that is easy to use, non-bloated and framework independent.

Native PHP template system

A PDF conversion and form utility based on pdftk

The easiest way to match data structures like JSON/PlainText/XML against readable patterns. Sandbox:

Build native desktop applications with PHP only

PHPUnit extensions and rules for PHPStan

PHP library to generate linear and bidimensional barcodes

Official R&OS PHP Pdf repository

Validation classes for a wide range of domains, and the ability to chain validators to create complex validation criteria

Programmatically filter and normalize data and files

DotKernel's PSR-7 REST style API built around the Mezzio API skeleton.