Quick Start

Installation

Choose the package for your framework:

# For Hono
npm install @jfungus/ratelimit-hono

# For Express
npm install @jfungus/ratelimit-express

# For H3/Nitro
npm install @jfungus/ratelimit-h3

# For Nuxt
npm install @jfungus/ratelimit-nuxt

Package Guides

Each package has detailed documentation:

@jfungus/ratelimit-hono - Hono & Cloudflare Workers
@jfungus/ratelimit-express - Express.js
@jfungus/ratelimit-h3 - H3 & Nitro
@jfungus/ratelimit-nuxt - Nuxt 3

Configuration Options

All packages share these common options:

Option	Type	Default	Description
`limit`	`number`	`100`	Maximum requests per window
`windowMs`	`number`	`60000`	Window duration in milliseconds
`algorithm`	`'fixed-window' \| 'sliding-window'`	`'sliding-window'`	Rate limiting algorithm
`store`	`RateLimitStore`	`MemoryStore`	Storage backend
`keyGenerator`	`function`	IP-based	Function to generate client key
`skip`	`function`	-	Function to skip rate limiting
`handler`	`function`	429 response	Custom rate limit response
`dryRun`	`boolean`	`false`	Log but don’t block

Next Steps

Algorithms - Learn about fixed vs sliding window
Stores - Use Redis or other distributed stores
@jfungus/ratelimit-unstorage - Storage adapter for production