The PHP Interpreter
Simple and light-weight 3D game engine
The standalone version Blade Template Engine without Laravel
Phaser is a free and fast 2D game framework for making HTML5 games
Smarty is a template engine for PHP
Pterodactyl® is a free, open-source game server management panel
Elegant PHP web application framework with expressive syntax
A re-implementation of Freelancer
An extensible micro-framework for PHP
A social networking engine in PHP/MySQL
Dedicated Game Server Hosting and Scaling for Multiplayer Games
Framework to facilitate communication in the Unity game engine
Provides a tight integration of Twig into Symfony full-stack framework
A guide for how to use your smartphone to code anywhere at anytime
Godot game template and component-based framework
Modern PHP user login and management framework++
HTML to PDF converter for PHP
An elegant Go board and SGF editor for a more civilized age
3D game engine/framework in C, with Luajit and Python bindings now
RenderDoc is a stand-alone graphics debugging tool
A list of Game Development resources to make magic happen
A PHP library to support implementing representations
An ultra-lightweight blogging engine, written in PHP
A powerful yet easy-to-use PHP micro-framework
Skript is a Bukkit plugin which allows server admins