Spicy Yoghurt

All about game development

Spicy Yoghurt is a small game studio. Learn how to make your own game in JavaScript and HTML5 with our free tutorials, full of live examples. Or take a break with our casual game Pixi Pop. And while you're here, check out our free browser tools.


Currently, Spicy Yoghurt is fueled solely by spare time and coffee, so every bit of support is appreciated. Please help keep this studio going by playing and sharing!

Casual games

Pixi Pop

Casual game, ready to play

Pop your way through a magical forest and save the day in this casual action game. Defeat challenging bosses and unlock new skills to become the most powerful Pixi of them all!

Highlighted projects

Free pen brushes for Affinity Designer

Available for download

Create your own pen art on a digital canvas with these high-resolution pen brushes.

Scribble

Free to-do list and notes app

Keep your to-dos, notes and plans for the week in one calm place. Use it in your browser or install it on your phone, no account needed.

Easing functions

For JavaScript and CSS

Find the right easing for your animation or game. Use our easing tool to see each one in action and make your project come to life.

Create life on the canvas

With Conway's Game of Life

Follow this tutorial to build the famous Game of Life on the canvas and watch a grid of cells evolve, generation after generation.

Folder Compare

Spot the differences between folders

Compare two folders and see right away which files were added, changed or removed. Handy for checking your builds, backups and asset folders.

Try new tutorials

Prepare a blank canvas
HTML5 game | 31 October 2026

Set up an HTML5 canvas game

Set up an HTML5 canvas for your game with JavaScript. Learn how to scale the canvas to fit any screen, without blurry graphics. By the end of this tutorial, you'll have a canvas template to start every game with, and your first graphics on the screen.

A loop in a roller coaster
HTML5 game | 31 October 2026

Create a proper JavaScript game loop

Build a smooth JavaScript game loop for the canvas with requestAnimationFrame. Learn about delta time and fixed timesteps, and measure fps with live demos. By the end of this tutorial, you'll have a complete game loop ready to use in your own game.

A handheld game console
HTML5 game | 30 October 2026

Add a start screen, a score and a game over screen

Learn how to add game states to your JavaScript game, from the start screen to game over. Keep score, give the player three lives, pause the game and save the high score. By the end of this tutorial, your bee will be dodging a swarm in a real game.

An arcade joystick
HTML5 game | 30 October 2026

Add keyboard, mouse and touch controls

Learn how to add keyboard, mouse and touch controls to your JavaScript game. Move a player smoothly with the arrow keys or WASD, drag objects with pointer events and build a virtual joystick for phones. By the end of this tutorial, you'll be flying your own bee through a swarm of other bees.

Frame-by-frame animation
HTML5 game | 30 October 2026

Draw images and sprite animations

Learn how to draw images on the HTML5 canvas with drawImage(), and turn a sprite sheet into a JavaScript sprite animation. By the end of this tutorial, you'll have a swarm of animated bees buzzing around your game, each with its own hitbox and direction.

Action and reaction in physics
HTML5 game | 30 October 2026

Collision detection and physics

Learn JavaScript collision detection for your canvas game. Check if rectangles and circles overlap, and make objects bounce off each other with simple physics. By the end of this tutorial, you'll have a small physics simulation with mass, gravity and restitution. Along the way, you can try every step in a live demo.

HTML5 game development tutorials
HTML5 game | 30 October 2026

How to make an HTML5 game

Learn how to make an HTML5 game with JavaScript, step by step and for free. Find out how a browser game works, what you need to get started and when a game engine helps. Then follow the series and build each part of your own game.

Create Conway's Game of Life on the HTML5 canvas
JavaScript | 29 October 2026

Create Conway's Game of Life in JavaScript

Create Conway's Game of Life in JavaScript on the HTML5 canvas. Learn the rules, check which cells live or die each generation and draw your own cells with the mouse. Load famous patterns like the glider gun, and get the complete code in a single HTML file.

Dice, the oldest random number generator
JavaScript | 29 October 2026

Generate random numbers in JavaScript

Generate random numbers in JavaScript with Math.random(). Get a random integer between two numbers, a random boolean or a random item from an array. Build your own random number generator, shuffle an array, give rare loot a small chance and get the same random numbers again with a seed.

News and updates

Scribble to-do list app on desktop and mobile
Spicy Yoghurt | 26 September 2026

Meet Scribble, our free to-do list and notes app

Meet Scribble, a free to-do list and notes app by Spicy Yoghurt. Plan your days and keep notes for your projects, on your computer or on your phone. There's no account to create, and everything you write stays on your own device.

Folder Compare by Spicy Yoghurt
Spicy Yoghurt | 29 August 2026

Compare folders and files right in your browser

Spicy Yoghurt has a new free tool: Folder Compare. Point it at two folders and see right away which files were added, changed or removed. Everything runs inside your browser, so none of your files ever leave your computer.

Pixi Pop now playable in your browser
Spicy Yoghurt | 22 August 2026

Pixi Pop is now playable in your browser

Pixi Pop has been ported to the web! This classic Spicy Yoghurt game is now playable straight from your browser. No app store needed. Just open a tab and start popping.

Free Affinity Designer pen brushes
Spicy Yoghurt | 19 June 2021

Free download: new pen brushes for Affinity Designer

Spicy Yoghurt has released its first brush pack for Affinity Designer. And the good news is, it's available as a free download. With these pen brushes, you can draw on a digital canvas just like you would with a real pen. Try them out now!

Vector art with Affinity Designer
Spicy Yoghurt | 6 June 2020

Hello Affinity Designer, goodbye Inkscape?

Not too long ago Spicy Yoghurt wrote about the good and the bad of the Inkscape v1.0 beta version. The open-source vector drawing software is now out of beta and officially released to the public. It made decent progress, but was it enough to stay our favorite drawing software?

Follow our journey

Day at the beach Banana-pepper Rocket trip Desert view
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