JavaScript Algorithms and Data Structures

What it does

I’ve recently launched JavaScript Algorithms and Data Structures repository on GitHub with collection of classic algorithms and data-structures implemented in ES6 JavaScript with explanations and links to further readings and YouTube videos.

• DS
  Data Structures and Algorithms in JavaScript2019 · github.com · ▲369
• CO
  Collection of animated algorithms and data structures2020 · chrislaux.com · ▲139
• AA
  Algorithms and Data Structures Implemented in JavaScript2019 · github.com · ▲34
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  DS IN JS2020 · ▲2

  Data Structure and Algorithms in JavaScript

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  JavaScript.com2015 · ▲217

  A free resource for learning and developing in JavaScript

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  Algorithms and Data Structures in TypeScript – Free Book (~400 Pages)Mar 2026 · amoilanen.github.io · ▲65

  I started writing this book 10 years ago in JavaScript, got through a few chapters (asymptotic notation, basic techniques, start of sorting), and then abandoned it. Recently I picked it back up, converted everything to TypeScript, and used AI (Zenflow [1] + Claude Opus 4.6) to complete the remaining chapters. I provided the structure, direction, and initial chapters; the AI generated the bulk of the remaining content under a spec-driven workflow. The book covers roughly a first 1-2 year CS curriculum: sorting, dynamic programming, graph algorithms, trees, heaps, hash tables, and more. All…

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