JSMLT

Node.js machine learning toolkit for classification and clustering with visualization support.

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is JSMLT?

JSMLT is a Node.js library that provides tools for machine learning tasks such as classification and clustering. It supports data visualization through VisualML.io, making it easier to interpret results.

Key differentiator

JSMLT stands out as a lightweight, self-hosted machine learning toolkit specifically designed for Node.js developers who need to perform classification and clustering tasks without the overhead of larger frameworks.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Classification and clustering algorithmsmedium

Integration with VisualML.io for data visualizationmedium

Node.js compatibilitymedium

↓ Weaknesses

Steep learning curve for non-Python developershigh

API requires Python-specific patterns, TypeScript SDK is community-maintained

Frequent breaking changes between versionsmedium

v0.1 to v0.2 migration required rewriting chain definitions

Limited algorithm support compared to established libraries like scikit-learnhigh

JSMLT lacks advanced algorithms for regression and anomaly detection

Performance issues with large datasetsmedium

Benchmarks show slower processing times compared to native Python libraries on equivalent tasks

Fit analysis

Who is it for?

✓ Best for

Node.js developers who need to integrate machine learning into their projects without external dependencies.

Projects requiring both clustering and classification capabilities within a single library.

✕ Not a fit for

Developers looking for real-time streaming data processing

Applications that require extensive GPU support

Cost structure

Pricing

Free Tier

Available

Open source — free to use

Starts at

$0

Model

Flat rate

Enterprise

None

Performance benchmarks

How Fast Is It?

Ecosystem

Relationships

Next step

Get Started with JSMLT

Step-by-step setup guide with code examples and common gotchas.

View Setup Guide →