Life & fun · September 16, 2023
Super Castle Game, a JavaScript puzzle under 13 KB
I wrote this for the js13kGames game jam, and thought I'd share.
Super Castle Game, a JavaScript puzzle under 13 KB launched on September 16, 2023 with 12 votes, #1,472 of 4,228 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 3 years on.
In plain words
Super Castle Game is a JavaScript puzzle game created for the js13kGames competition, where developers build games in 13 kilobytes or less. The game is designed for casual players and puzzle enthusiasts looking for a compact, browser-based gaming experience. Its main appeal is the technical achievement of delivering engaging gameplay within extreme size constraints while maintaining quality code and playable mechanics.
written from the facts on this page · September 2026
Does a similar job
all alternatives →- KTKing Thirteen: 2048 with chess pieces, in under 13 KB2024 · js13kgames.com · ▲269
The game is vanilla JS, with SVG for graphics. Written for the js13kGames coding competition. Notes on the game design: https://mvasilkov.animuchan.net/king-thirteen
Mini Metroidvania in 13KB of JavaScript2022 · arineonshark.itch.io · ▲238As part of the annual JS13K games challenge, I've put together a pretty large (but small-in-code) Metroidvania game that fits in just 13KB of compressed Javascript. The source is available here: https://github.com/arikwex/infernal-sigil NOTE: the current head of the main branch is at 13.6KB due to quality of life patches. The legit 13KB version is tagged in github. Useful hacks: - Using Roadroller (https://github.com/lifthrasiir/roadroller) for compression - Compressing the map data as grayscale PNG paired with some code generation. - Using procedural…
Online challenge: Build a CPU from scratch2018 · nandgame.com · ▲143An educational puzzle game. Solve a series of tasks where you build increasingly powerful components. Starts with the simplest logical components and ends up with a programmable computer.
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