Agent Frameworks

WestworldJS

A JavaScript framework for building intelligent agents and simulations.

Status
UnmaintainedNo commits in 1832 days.
Last checked
Checked · Oct 11, 2026
License
Open source
Pricing
Free tier · from $0
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What it is

WestworldJS is a cutting-edge JavaScript library designed to facilitate the creation of complex, interactive agent-based simulations. It leverages AI techniques to enable developers to build sophisticated virtual environments with minimal effort.

WestworldJS stands out as an open-source JavaScript library specifically tailored for creating AI-driven agent-based simulations, offering flexibility and ease of use without the overhead of cloud services.

When it fits — and when it doesn’t

A good fit for

  • Researchers looking to create complex agent-based models without deep AI expertise.

  • Developers interested in integrating AI-driven behaviors into interactive simulations.

Look elsewhere if

  • Projects requiring real-time, high-performance simulation with minimal latency.

  • Teams that need a fully managed service for deploying intelligent agents.

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited documentation and examples for complex use cases

    Official docs lack detailed guides on advanced AI integration

  2. 02

    Small community and limited third-party support

    GitHub issues have low engagement, few plugins or extensions available

What it does well

  • Support for building intelligent agents with AI capabilities.

  • Flexible simulation environment for complex interactions.

  • Modular design allows for easy customization and extension.

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 WestworldJS

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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WestworldJS — tracked on AI Navigator

Markdown

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