PHP Standard Recommendations (PSR) based on PHP Framework Interop Group (PHP-FIG) standards recommendations for O2System Framework
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O2System PHP Standards Recommendations (PSR)

O2System PSR was build based on PHP Framework Interop Group (PHP-FIG) standards recommendations and it is edited and added by some standards recommendations for O2System PHP Framework. This repository contains a collection of PHP classes, abstract classes and interfaces classes based on the PSR-3, PSR-4, PSR-6 and PSR-7.

Based Title  
PSR-3 Logger Interface
PSR-4 Autoloading Standard
PSR-6 Caching Interface
PSR-7 HTTP Message Interface
PSR-11 Container Interface
PSR-15 HTTP Server Request Handlers
PSR-16 Common Interface for Caching Libraries

PHP Pattern Classes

  • Parent-Child Pattern Class
  • Data Storage Pattern Class
  • Factory-Prototype Pattern Class
  • Handler Pattern Class
  • Item Storage Pattern Class
  • Object Container Pattern Class
  • Object Registry Pattern Class
  • Observer Pattern Class
  • Singleton Pattern Class
  • Subject Pattern Class
  • Variable Storage Pattern Class

Composer Installation

The best way to install O2System Psr is to use Composer

composer require o2system/psr



Documentation is available on this repository wiki or visit this repository github page.

Ideas and Suggestions

Please kindly mail us at

Bugs and Issues

Please kindly submit your issues at Github so we can track all the issues along development and send a pull request to this repository.

System Requirements


Role Name
Founder and Lead Projects Steeven Andrian Salim
Documentation Steeven Andrian Salim
Github Pages Designer Teguh Rianto