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js13kGames

JavaScript coding competition for HTML5 Game Developers.

Js13kGames is a JavaScript coding competition for HTML5 Game Developers. The fun part of the compo is the file size limit set to 13 kilobytes. It runs between August 13th and September 13th, online since 2012.

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Support email

contact@js13kgames.com

Our third js13kGames Community Soundtrack is here already
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Our third js13kGames Community Soundtrack is here already

#soundtrack #music #audio #community
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1 min read
js13kGames 2025 voting is open!
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js13kGames 2025 voting is open!

#voting #js13k #javascript #competition
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2 min read
js13kGames 2025 voting criteria updated
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js13kGames 2025 voting criteria updated

#gamedev #competition #javascript #js13k
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Online category with WebSocket relay in js13kGames 2025
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Online category with WebSocket relay in js13kGames 2025

#javascript #js13k #online #gamedev
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2 min read
The js13kGames 2025 competition has started!
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The js13kGames 2025 competition has started!

#competition #gamedev #badluck #js13k
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3 min read
The js13kGames 2025 countdown is on!
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The js13kGames 2025 countdown is on!

#gamedev #javascript #countdown #competition
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js13kGames 2024 swag with t-shirts and gadgets is shipped
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js13kGames 2024 swag with t-shirts and gadgets is shipped

#js13kgames #js13k #swag #tshirt
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js13kGames 2024 t-shirts galore: full print, originals, and retro!
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js13kGames 2024 t-shirts galore: full print, originals, and retro!

#competition #js13k #gamedev #anniversary
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