kontra
ect-bin
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kontra
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JS13kGames: a game jam under 13kB
https://straker.github.io/kontra/ Kontra is a lightweight JavaScript gaming micro-library specially optimized to be used for the js13kGame competition. Kontra aims to implement basic game components like asset loading, user inputs, loading loops, and sprites. This allows developers to spend less time worrying about smaller components and only focus on their personal game designs.
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Cat Goric: Escape from the Warp Chamber - Post-Mortem
I was still in doubt about using Kontra or Replay as the game engine. Still, in the end, I decided to use Kontra for having more built-in features I needed, and also because I had used it in a previous js13k game.
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Build a tiny game for JS13K with Kontra.js
If you've never done anything like this, or even coded much JavaScript before, it can be a little intimidating. Here's a quick little tutorial how to build this suh-weeet game using Kontra.js (a tiny game library made just for JS13) plus a few lines of code:
ect-bin
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Cat Goric: Escape from the Warp Chamber - Post-Mortem
And compressed final code even more with Roadroller (reduced 1.3 KB in the zip). And used ECT to recompress the zip (reduced 300 KB).
What are some alternatives?
aseprite - Animated sprite editor & pixel art tool (Windows, macOS, Linux)
roadroller - Roadroller: Flattens Your JavaScript Demo
piskel - A simple web-based tool for Spriting and Pixel art.
jasmid - UNMAINTAINED. A MIDI file reader and synthesiser in Javascript
React - The library for web and native user interfaces.
node-bestzip - Provides a `bestzip` command that uses the system `zip` if avaliable, and a Node.js implimentation otherwise.
squoosh - Make images smaller using best-in-class codecs, right in the browser.
mish-lee-13k - Companion code for DEV.to article on building tiny games for JS13K with Kontra.js.
create-pubsub - A tiny Event Emitter and Observable Store: https://npm.im/create-pubsub
js13k-2021 - Game created for the Js13kGames competition from 2021.
vite - Next generation frontend tooling. It's fast!