oya-ann
A lightweight artificial neural network library for JavaScript
Pricing
Free tier
Flat rate
Adoption
↘CoolingLicense
Open Source
Data freshness
Aging · Jun 8, 2026Overview
What is oya-ann?
Oya-ann is a pure JavaScript artificial neural network library that allows developers to build and train models directly in the browser or on the server. It's ideal for projects requiring deep learning capabilities without external dependencies.
Key differentiator
“Oya-ann stands out for its simplicity and pure JavaScript approach, making it ideal for educational purposes and lightweight projects without external dependencies.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
API requires Python-specific patterns, TypeScript SDK is community-maintained
v0.1 to v0.2 migration required rewriting chain definitions
Pure JavaScript implementation may not be optimized for heavy computations compared to native libraries or WebAssembly
GitHub repository has low activity with few contributors and limited documentation examples
Fit analysis
Who is it for?
✓ Best for
Developers who need a lightweight, pure JavaScript solution for neural networks in browser or server-side projects
Educators and students looking to understand deep learning through hands-on implementation
✕ Not a fit for
Projects requiring high-performance GPU acceleration as oya-ann is CPU-based
Large-scale production applications where performance optimization is critical
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
Alternatives
Works well with
Next step
Get Started with oya-ann
Step-by-step setup guide with code examples and common gotchas.