tensor-js

Deep learning in the browser with WebGL and WebAssembly acceleration.

DecliningOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Cooling

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is tensor-js?

tensor-js is a deep learning library designed to run directly in web browsers. It leverages WebGL for GPU acceleration and WebAssembly for high performance, making it ideal for running complex models on client devices without server-side dependencies.

Key differentiator

tensor-js stands out as one of the few deep learning libraries optimized for client-side execution in web browsers, offering a unique blend of performance and accessibility.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Runs deep learning models directly in the browsermedium

Accelerated by WebGL and WebAssembly for high performancemedium

No server-side dependencies requiredmedium

↓ Weaknesses

Limited support for advanced deep learning modelshigh

tensor-js lacks native support for complex architectures like transformers or GANs, requiring manual implementation

Performance can degrade on lower-end devicesmedium

WebGL and WebAssembly performance is highly dependent on the device's graphics capabilities and may not be optimal on older hardware

Small community and limited third-party integrationshigh

Compared to larger frameworks like TensorFlow.js, tensor-js has fewer contributors and less third-party support for tools and libraries

Fit analysis

Who is it for?

✓ Best for

Teams building web apps where client-side processing is critical for performance or privacy reasons

Educators looking to demonstrate machine learning principles directly within a browser environment

✕ Not a fit for

Projects requiring heavy computational resources that exceed the capabilities of most browsers

Applications needing real-time, high-throughput inference on large datasets

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 tensor-js

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

View Setup Guide →