[Karl Buckland]

Check out JS1K, where JS developers have to produce demos doing absolutely anything interesting, in 1kb or less. That's just 1024 bytes of space! The contest has finished and there is now a top ten...

Apparently there are even bonus points if the code can fit into a single tweet!

The top ten:

• Legend of the bouncing beholder: http://js1k.com/demo/635
• Tiny Chess: http://js1k.com/demo/750
• Tetris (with music!): http://js1k.com/demo/730
• WOLF1K: http://js1k.com/demo/762
• Binary Clock: http://js1k.com/demo/161
• Mother Frickin' (ahem) Lasers: http://js1k.com/demo/593
• Anchor Modeling: http://js1k.com/demo/618
• Multiplayer two-sided pong: http://js1k.com/demo/41
• Morse code generator: http://js1k.com/demo/806
• Pulsing 3D Wires: http://js1k.com/demo/171

The site is currently experiencing very high traffic, so it may be off line or slow when you visit.