napi-rs

Build compiled Node.js add-ons in Rust using Node-API.

EstablishedOpen SourceLow lock-in

Pricing

Free tier

Flat rate

Adoption

Stable

License

Open Source

Data freshness

Aging · Jun 8, 2026

Overview

What is napi-rs?

napi-rs is a framework for building compiled Node.js add-ons in Rust via the Node-API, enabling high-performance native modules with ease of use and safety benefits of Rust.

Key differentiator

napi-rs stands out by providing a seamless way to leverage Rust's performance and safety features within the Node.js ecosystem, making it ideal for developers seeking high-performance native modules.

Capability profile

Capability Radar

Ease of StartEcosystemValueMaturityFlexibilityScale Ready

Honest assessment

Strengths & Weaknesses

↑ Strengths

Simplified Rust bindings for Node.js APIsmedium

Safety and performance benefits of Rustmedium

Compatibility with the latest Node.js versionsmedium

↓ Weaknesses

Steep learning curve for developers unfamiliar with Rusthigh

Requires understanding of Rust's ownership and borrowing system, which can be complex for those coming from other languages

Limited community support compared to more established frameworksmedium

Smaller user base means fewer resources and slower response times for issues and feature requests

Complex setup process involving multiple build toolshigh

Requires setting up Rust toolchain, Node.js environment, and potentially additional dependencies like CMake or Cargo

Performance overhead due to FFI (Foreign Function Interface) callsmedium

While Rust offers performance benefits, the overhead of crossing language boundaries can introduce latency in certain scenarios

Fit analysis

Who is it for?

✓ Best for

Rust developers looking to integrate their code with Node.js applications

Projects requiring high-performance native modules without sacrificing Rust's memory safety features

✕ Not a fit for

Developers who prefer using pure JavaScript or TypeScript for all project components

Teams that require extensive support for legacy Node.js versions

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

Works well with

Next step

Get Started with napi-rs

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

View Setup Guide →