Free

ml5.js

Machine learning for the browser, built for artists and students – pose estimation, image/sound classification, and custom neural nets on TensorFlow.js.

3.7 Coding
3.7 Good 3.7
Genuinely approachable ML for JavaScript developers, not just Python data scientists A code library, not a hosted product – requires JavaScript integration
Reviewed by Challenging Voice Editorial · Updated Sep 2026 How we rate
PricingFree
Free planYes
Companyml5.js (NYU ITP/IMA)
PlatformsWeb
CategoryCoding
Visits7
Last reviewedAug 2026
UpdatedSep 2026
Ask AI about ml5.js ChatGPT Claude Perplexity

Overview

ml5.js is an open-source JavaScript library that brings machine learning into the browser, explicitly aimed at being “approachable for a broad audience of artists, creative coders, and students” rather than only ML engineers. It’s built on TensorFlow.js and ships pre-built models for pose estimation (body, hand, and facial landmarks), image and sound classification, and custom neural network training.

Making browser-based ML approachable for creative coding is the real contribution – most ML tooling assumes a Python data-science background, while ml5.js targets people who already think in JavaScript and want to add gesture control, sound-reactive visuals, or classification to a creative-coding project without a separate ML pipeline. Development is led by NYU’s ITP/IMA and NYU Shanghai IMA programs, with active community contributions.

This is a code library, not a hosted product – no signup or dashboard, just an import into your own JavaScript project. It’s free and open-source, with comprehensive documentation and learning resources for people new to both ML and creative coding.

Key features

  • Pose estimation – body, hand, and facial landmarks
  • Image and sound classification models
  • Custom neural network training in-browser
  • Built on TensorFlow.js
  • Free, open-source, actively maintained by NYU ITP/IMA

Screenshots & demo

ml5.js screenshot 1

Pricing

ml5.js offers a free plan, with paid upgrades for higher limits and more features.

  • Pricing modelFree
  • Starting priceFree
  • Free planYes
Visit ml5.js

Pricing is provided as a guide. Check the official site for the latest plans.

Is ml5.js expensive?

ml5.js has no advertised paid tier. Among the 87 priced tools we list in Coding, the median entry price is $19.99 a month.

66% of Coding tools in the directory offer a free tier, and this is one of them.

Compared against every priced listing in Coding, recalculated as the catalogue changes. Method and the full market breakdown are in our AI tool pricing study.

Pros & cons

Pros

  • Genuinely approachable ML for JavaScript developers, not just Python data scientists
  • Free and open-source with strong educational documentation
  • Actively maintained with recent major-version development

Cons

  • A code library, not a hosted product – requires JavaScript integration
  • Recent major version introduced breaking API changes
  • No managed support beyond community/documentation channels

How it compares

ToolRatingFreeFromBest known for
ml5.js (this tool)3.7YesFreePose estimation – body, hand, and facial landmarks
Stockfish3.8YesFreeNNUE neural network position evaluation

Alternatives to ml5.js

1 tool matched to ml5.js on what it does, its category and its price.

Stockfish

3.8

Free, open-source, and the strongest chess engine in the world – NNUE neural network evaluation trained on millions of positions, running efficiently on a CPU.

Free Coding

Frequently asked questions

What is ml5.js?
ml5.js is an open-source JavaScript library that brings machine learning into the browser, explicitly aimed at being "approachable for a broad audience of artists, creative coders, and students" rather than only ML engineers.
Is ml5.js free?
Yes, ml5.js offers a free plan. Paid plans unlock more features and higher usage limits.
What are the best ml5.js alternatives?
The closest matches in the directory are Stockfish, compared side by side above.

Reviews

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