Apache Cordova cordova.apache.org

Mobile apps (iOS / Android) with with JavaScript, HTML, and CSS.

Construct construct.net

Drag and drop game builder. [Awesome]

Smear FX codemanu.itch.io

Make your 2D animations juicy by adding some smearing to them.

Pixel FX codemanu.itch.io

Create pixel art particle effects and render them to sprite sheets.

Juice FX codemanu.itch.io

Add style to your sprites and animations with ease.

Fluid FX codemanu.itch.io

Uses fluid simulation to achieve animations like explosions, blood, smoke, etc.

Sprite Illuminator codeandweb.com

Create stunning light effects with 2D sprites in your game engine.

Fire Shader in GLSL clockworkchilli.com

Fire intro shader using noise textures and masking.

Mesh Transforms ciechanow.ski

Apple's private API for manipulation of UIView meshes. [Source]

Flat and Wireframe Shading catlikecoding.com

Flat shading / wireframes using Barycentric Coordinates.

Unity Tutorial catlikecoding.com

How to add support for a bloom effect.

Weighted, Blended casual-effects.blogspot.com

Method for order-independent transparency.

C++ Papyrus caiorss.github.io

Basic to advanced topics with modern C++ examples.

Embedded Scripting Languages caiorss.github.io

Scripting languages and engines available as libraries.

C4 Engine c4engine.com

Modern console engine.

Buildbox buildbox.com

Create 3D & 2D video games without coding.

Matter.js: Chains brm.io

Chains demo using Matter.js. [Source]

Game Physics from Scratch brm.io

Starting resource for game physics.

Materialize boundingboxsoftware.com

Tool for creating materials from images to be used in games. [Source]

Let it glow! blogs.love2d.org

Article with shader code on dynamically adding outlines to characters.

Bitsquid Development Blog bitsquid.blogspot.com

Archived engine architecture, rendering and tools articles.

ODE bitbucket.org

Open Dynamics Engine, 3D rigid body physics. [Wikipedia]

Big-O Cheat Sheet bigocheatsheet.com

Big-O complexities of algorithms used in computer science.

Bensound bensound.com

Original music tracks, free with attribution. Perfect for games.

Simulation Starter Kit benmorris.itch.io

Create interactive 3D apps across a range of platforms.

BandLab Sounds bandlab.com

High-quality loops and packs used for music creation.

Cakewalk bandlab.com

Complete music production package.

3DS Max autodesk.com

Classic software for 3D modeling and rendering.

A Simple Entity Component System austinmorlan.com

Basis for an ECS in C++.

Asset Forge assetforge.io

Create 3D models and 2D sprites using building blocks.

ArmorPaint armorpaint.org

Physically-based texture painting, drop in your 3D models and paint. [Source]

AppGameKit appgamekit.com

Easy and quick game making by TheGameCreators.

Anvil anvil.works

Full-stack web apps with nothing but Python.

irrKlang ambiera.com

High level 2D/3D sound engine and audio library.

CopperLicht ambiera.com

A 3D library for WebGL. [CopperCube Editor]

AmbientCG ambientcg.com

Public domain materials for physically-based rendering.

Art of Game Design amazon.com

Teaches game design in an accessible manner.

Meshroom alicevision.org

3D reconstruction, built with the AliceVision framework. [Source]

Dithering on the GPU alex-charlton.com

Ordered dithering in glsl using 8x8 Bayer Dithering.

Symmetric Shadowcasting albertford.com

Common technique for calculating field of view.

Pixel Art Shaders alaingalvan.tumblr.com

Useful GLSL postprocessing shaders for pixel art games.

Understanding Perlin Noise adrianb.io

Analysis of Perlin Noise, written in C#. [Source]

Particle Designer 71squared.com

Powerful particle effects editor designed for macOS.

Forward+ Rendering / Tiled Forward Shading 3dgep.com

Forward rendering with tiled light culling.

3D Game Engine Programming 3dgep.com

Articles on graphics, physics, AI, I/O and more.

Postmortem: Mini Lights Out tobiasvl.itch.io

High-level guide to making a CHIP-8 emulator tobiasvl.github.io

A guide for developing a CHIP-8 interpreter, without code.

OctoJam octojam.com

An Octo-centric game jam held every October.

How to write an emulator (CHIP-8 interpreter) multigesture.net

A guide to developing a CHIP-8 interpreter in C/C++.

LowResNX lowresnx.inutilis.com

CHIP-8 interpreter and debugger programmed in BASIC inside another retro fantasy console.