patrickjs/javascript-data-structures — explained in plain English
Analysis updated 2026-07-17 · repo last pushed 2015-02-01
Build a task scheduler using a priority queue to order tasks by importance.
Add fast lookups to an app with a hash table instead of writing one yourself.
Use a circular buffer to reuse limited space efficiently, like a game replay log.
Join two double linked lists together for ordered data manipulation.
| patrickjs/javascript-data-structures | arata-ae/purupurupngtuber | carrycooldude/nova-ide | |
|---|---|---|---|
| Stars | 4 | 4 | 4 |
| Language | JavaScript | JavaScript | JavaScript |
| Last pushed | 2015-02-01 | — | — |
| Maintenance | Dormant | — | — |
| Setup difficulty | easy | moderate | — |
| Complexity | 2/5 | 3/5 | — |
| Audience | developer | general | vibe coder |
Figures from each repo's GitHub metadata at analysis time.
This library gives JavaScript developers a toolkit of ready-made data structures they can use in their projects without having to build them from scratch. Think of it like having a box of different organizational systems, some simple, some complex, that you can drop into your code whenever you need one. A data structure is just a way to organize and store information so you can access it efficiently. This library includes twelve different structures, ranging from basics like stacks and queues (think a stack of plates, or a line at a coffee shop) to more advanced ones like trees and hash tables. Each structure has its own strengths depending on what you're trying to do. For example, a priority queue lets you store items where some items are more important than others, while a circular buffer is useful when you have limited space and want to reuse it efficiently. The library hides the internal complexity behind a consistent interface, so you don't need to understand how each one works under the hood, you just call methods like fromArray() to load data or toArray() to get your data back out. This would be useful for someone building applications where performance matters. If you're working on something like a task scheduler (where some tasks need to run before others), a game with physics simulation, or any system that needs fast lookups or organized data flow, having these structures available saves you from reinventing the wheel. Instead of spending time implementing a binary search tree correctly, you can use the one provided and focus on your actual application logic. To use it, you download the JavaScript file, add it to your project, and start creating instances of whatever structure you need, the example in the README shows creating two double linked lists and joining them together. The library includes documentation and code examples to help you understand which structure fits your use case.
A JavaScript library with 12 ready-made data structures like stacks, queues, trees, and hash tables that you can drop into your project.
Mainly JavaScript. The stack also includes JavaScript.
Dormant — no commits in 2+ years (last push 2015-02-01).
Setup difficulty is rated easy, with roughly 5min to a first successful run.
Mainly developer.
This repo across BitVibe Labs
double-check against the repo, no cap.