machinelearn.js
Machine Learning library for web and Node.js developers
- Status
- UnmaintainedNo commits in 557 days.
- Last checked
- Checked · Oct 12, 2026
- License
- Open source
- Pricing
- Free tier · from $0
What it is
machinelearn.js is a powerful Machine Learning library designed to be used in the browser, with Node.js, or as part of any JavaScript project. It simplifies the process of implementing ML algorithms directly within your applications.
machinelearn.js stands out as a lightweight, easy-to-use machine learning library specifically tailored for JavaScript environments, offering developers the ability to implement ML algorithms directly within their projects without the need for external services.
When it fits — and when it doesn’t
A good fit for
JavaScript developers looking to integrate machine learning into web or Node.js projects without external dependencies
Projects requiring lightweight, local machine learning solutions that can run in the browser or server-side
Look elsewhere if
Developers needing real-time streaming capabilities (machinelearn.js is batch-oriented)
Large-scale production systems where performance and scalability are critical concerns
Known weaknesses
Each one links to the public issue, changelog or docs page it came from, where we have one.
- 01
Limited support for complex machine learning models
machinelearn.js primarily supports basic algorithms and may not perform well with advanced or deep learning models.
- 02
Performance issues with large datasets in browser environments
Processing large datasets directly in the browser can lead to slow performance and high memory usage, impacting user experience.
- 03
Documentation is sparse and lacks comprehensive examples
The official documentation does not provide detailed tutorials or extensive example code for complex use cases.
- 04
Limited community support and small contributor base
The project has a relatively small number of contributors, which can lead to slower issue resolution and feature development.
What it does well
Supports a wide range of machine learning algorithms
Optimized for web and Node.js environments
Easy to integrate into existing JavaScript projects
Pricing
- Free tier
- YesOpen source — free to use
- Paid from
- $0
- Model
- Flat rate
- Enterprise plan
- No
Pricing not independently confirmed — check the vendor’s page.
Performance benchmarks
How Fast Is It?
Set up machinelearn.js
Setup steps, common gotchas and what to check after 30 days.
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