Pixactly

A pixels test to quiz your knowledge.

The Bezier Game

It’s all about the Pen Tool.

Shape Type

A letter shaping game.

Kern Type

The Kerning Game

Color

A Color Matching Game

Colorfle

Match the Colorfle in six tries. The target color is composed of three unique colors mixed together.

FlexBox Froggy

A game where you help Froggy and friends by writing CSS code!

FlexBox Defense

Your job is to stop the incoming enemies from getting past your defenses by using CSS code.

CSS Diner

A simple but fun way to learn CSS for beginner coders. There are 32 levels that will teach you the basics of how CSS selectors work.

Code Wars

Helps you improve your Swift skills by training in challenges with others.

CodinGame

Offers up fun free open-source Swift programming games to help coders learn

Apple ][

An Apple II Emulator in JavaScript

Infinite Mac

Infinite Mac is a collection of classic Macintosh and NeXT system releases and software, all easily accessible from the comfort of a (modern) web browser. Pick any version of System Software/Mac OS or NeXTStep/OPENSTEP from the 1980s or 1990s and run it (and major software of that era) within a virtual machine. You can also run a custom version with your choice of machine and virtual disks. Files can be imported and exported using drag and drop, and System 7 and onward have more advanced integrations as well – refer to the welcome screen in each machine for more details.