coding-standard

ECS runs PHP-CS-Fixer and PHP_CodeSniffer as a single, parallel fast tool with zero dependencies. Run on PHP 7.2+

Slevomat Coding Standard for PHP_CodeSniffer provides many useful sniffs

[DEPRECATED] Object Calisthenics rules for PHP_CodeSniffer

Development repository for the Symfony coding standard

[Deprecated] Use ECS that includes this set with more new rules

Magento Coding Standard

The coding standard of the Doctrine project.

A coding standards for enterprise system

Nette Coding Standard code checker & fixer

MO4 Coding Standard Rules for Codesniffer based on Symfony Coding Standards.

PHP coding standard used in Alma Career projects, but usable anywhere else

Webimpress Coding Standard for PHP_CodeSniffer

Source code for the https://kcs.library.kary.us

Enforcement kits for BARR-C, Barr Group's Embedded C Coding Standard: clang-format, clang-tidy, compiler gates, CI, and AI-generator context

🧼 A common coding standard for @ramsey's PHP libraries.

PHP hard mode

CDN77 Coding Standard, defensive and strict, based on Doctrine standard https://github.com/doctrine/coding-standard

Self-improving skills library + layered coding-standards system for AI-assisted development (Claude Code, OpenCode, and any agent that reads markdown)

Explore the performance nuances of common JavaScript operations with this benchmark testing repository. Compare deep cloning methods, loop constructs, condition checks, bitwise operations, and arithmetic calculations. Optimize your code and make informed decisions based on real-world performance metrics.

WordPress Coding Standard Setup Guideline