---
title: "Get started with Arcjet"
description: "Getting started with Arcjet. Quick start guide to protect your app from attacks, apply a rate limit, and prevent bots from accessing your NestJS, Next.js, Node.js, Bun, or SvelteKit app."
prev: false
next: false
#pageTitle:
#  bun: "Get started with Bun"
#  bun-hono: "Get started with Bun + Hono"
#   next-js: "Get started with Next.js"
#   node-js: "Get started with Node.js"
#   node-js-express: "Get started with Node.js + Express"
#   node-js-hono: "Get started with Node.js + Hono"
#   sveltekit: "Get started with SvelteKit"
frameworks:
  - bun
  - bun-hono
  - deno
  - nest-js
  - next-js
  - node-js
  - node-js-express
  - node-js-hono
  - remix
  - sveltekit
ajToc:
  - text: 0. Get Started
    anchor: "0-get-started"
  - text: 1. Install Arcjet
    anchor: "1-install-arcjet"
  - text: 2. Set your key
    anchor: "2-set-your-key"
  - text: 3. Add rules
    anchor: "3-add-rules"
  - text: 4. Start app
    anchor: "4-start-app"
  - text: "What next?"
    anchor: "what-next"
  - text: "FAQs"
    anchor: "faqs"
  - text: "Get help"
    anchor: "get-help"
---

import SlotByFramework from "@/components/SlotByFramework";
import FrameworkLinks from "@/components/FrameworkLinks";
import { LinkButton, LinkCard } from "@astrojs/starlight/components";
import FAQs from "/src/components/FAQs.astro";
import WhatIsArcjet from "/src/components/WhatIsArcjet.astro";

import BunStep0 from "@/snippets/get-started/bun/Step0.mdx";
import BunStep1 from "@/snippets/get-started/bun/Step1.mdx";
import BunRequirements from "@/snippets/get-started/bun/Requirements.mdx";
import BunStep2 from "@/snippets/get-started/bun/Step2.mdx";
import BunStep3 from "@/snippets/get-started/bun/Step3.mdx";
import BunStep4 from "@/snippets/get-started/bun/Step4.mdx";

import BunHonoStep0 from "@/snippets/get-started/bun-hono/Step0.mdx";
import BunHonoStep1 from "@/snippets/get-started/bun-hono/Step1.mdx";
import BunHonoRequirements from "@/snippets/get-started/bun-hono/Requirements.mdx";
import BunHonoStep2 from "@/snippets/get-started/bun-hono/Step2.mdx";
import BunHonoStep3 from "@/snippets/get-started/bun-hono/Step3.mdx";
import BunHonoStep4 from "@/snippets/get-started/bun-hono/Step4.mdx";

import DenoStep0 from "@/snippets/get-started/deno/Step0.mdx";
import DenoStep1 from "@/snippets/get-started/deno/Step1.mdx";
import DenoRequirements from "@/snippets/get-started/deno/Requirements.mdx";
import DenoStep2 from "@/snippets/get-started/deno/Step2.mdx";
import DenoStep3 from "@/snippets/get-started/deno/Step3.mdx";
import DenoStep4 from "@/snippets/get-started/deno/Step4.mdx";

import NestJsStep0 from "@/snippets/get-started/nest-js/Step0.mdx";
import NestJsStep1 from "@/snippets/get-started/nest-js/Step1.mdx";
import NestJsRequirements from "@/snippets/get-started/nest-js/Requirements.mdx";
import NestJsStep2 from "@/snippets/get-started/nest-js/Step2.mdx";
import NestJsStep3 from "@/snippets/get-started/nest-js/Step3.mdx";
import NestJsStep4 from "@/snippets/get-started/nest-js/Step4.mdx";

import NextJsStep0 from "@/snippets/get-started/next-js/Step0.mdx";
import NextJsStep1 from "@/snippets/get-started/next-js/Step1.mdx";
import NextJsRequirements from "@/snippets/get-started/next-js/Requirements.mdx";
import NextJsStep2 from "@/snippets/get-started/next-js/Step2.mdx";
import NextJsStep3 from "@/snippets/get-started/next-js/Step3.mdx";
import NextJsStep4 from "@/snippets/get-started/next-js/Step4.mdx";

import NodeJsStep0 from "@/snippets/get-started/node-js/Step0.mdx";
import NodeJsStep1 from "@/snippets/get-started/node-js/Step1.mdx";
import NodeJsRequirements from "@/snippets/get-started/node-js/Requirements.mdx";
import NodeJsStep2 from "@/snippets/get-started/node-js/Step2.mdx";
import NodeJsStep3 from "@/snippets/get-started/node-js/Step3.mdx";
import NodeJsStep4 from "@/snippets/get-started/node-js/Step4.mdx";

import NodeJsExpressStep0 from "@/snippets/get-started/node-js-express/Step0.mdx";
import NodeJsExpressStep1 from "@/snippets/get-started/node-js-express/Step1.mdx";
import NodeJsExpressRequirements from "@/snippets/get-started/node-js-express/Requirements.mdx";
import NodeJsExpressStep2 from "@/snippets/get-started/node-js-express/Step2.mdx";
import NodeJsExpressStep3 from "@/snippets/get-started/node-js-express/Step3.mdx";
import NodeJsExpressStep4 from "@/snippets/get-started/node-js-express/Step4.mdx";

import NodeJsHonoStep0 from "@/snippets/get-started/node-js-hono/Step0.mdx";
import NodeJsHonoStep1 from "@/snippets/get-started/node-js-hono/Step1.mdx";
import NodeJsHonoRequirements from "@/snippets/get-started/node-js-hono/Requirements.mdx";
import NodeJsHonoStep2 from "@/snippets/get-started/node-js-hono/Step2.mdx";
import NodeJsHonoStep3 from "@/snippets/get-started/node-js-hono/Step3.mdx";
import NodeJsHonoStep4 from "@/snippets/get-started/node-js-hono/Step4.mdx";

import RemixStep0 from "@/snippets/get-started/remix/Step0.mdx";
import RemixStep1 from "@/snippets/get-started/remix/Step1.mdx";
import RemixRequirements from "@/snippets/get-started/remix/Requirements.mdx";
import RemixStep2 from "@/snippets/get-started/remix/Step2.mdx";
import RemixStep3 from "@/snippets/get-started/remix/Step3.mdx";
import RemixStep4 from "@/snippets/get-started/remix/Step4.mdx";

import SvelteKitStep0 from "@/snippets/get-started/sveltekit/Step0.mdx";
import SvelteKitStep1 from "@/snippets/get-started/sveltekit/Step1.mdx";
import SvelteKitRequirements from "@/snippets/get-started/sveltekit/Requirements.mdx";
import SvelteKitStep2 from "@/snippets/get-started/sveltekit/Step2.mdx";
import SvelteKitStep3 from "@/snippets/get-started/sveltekit/Step3.mdx";
import SvelteKitStep4 from "@/snippets/get-started/sveltekit/Step4.mdx";

[Arcjet](https://arcjet.com/) helps developers protect their apps in just a few
lines of code. Bot detection. Rate limiting. Email validation. Attack
protection. Data redaction. A developer-first approach to security.

This guide will show you how to set up a simple API server protected by Arcjet.

<FrameworkLinks title="Choose a framework" client:load />

## 0. Get Started

<SlotByFramework client:load>
  <BunStep0 slot="bun" />
  <BunHonoStep0 slot="bun-hono" />
  <DenoStep0 slot="deno" />
  <NestJsStep0 slot="nest-js" />
  <NextJsStep0 slot="next-js" />
  <NodeJsStep0 slot="node-js" />
  <NodeJsExpressStep0 slot="node-js-express" />
  <NodeJsHonoStep0 slot="node-js-hono" />
  <RemixStep0 slot="remix" />
  <SvelteKitStep0 slot="sveltekit" />
</SlotByFramework>

## 1. Install Arcjet

In your project root, run the following command:

<SlotByFramework client:load>
  <BunStep1 slot="bun" />
  <BunHonoStep1 slot="bun-hono" />
  <DenoStep1 slot="deno" />
  <NestJsStep1 slot="nest-js" />
  <NextJsStep1 slot="next-js" />
  <NodeJsStep1 slot="node-js" />
  <NodeJsExpressStep1 slot="node-js-express" />
  <NodeJsHonoStep1 slot="node-js-hono" />
  <RemixStep1 slot="remix" />
  <SvelteKitStep1 slot="sveltekit" />
</SlotByFramework>

### Requirements

<SlotByFramework client:load>
  <BunRequirements slot="bun" />
  <BunHonoRequirements slot="bun-hono" />
  <DenoRequirements slot="deno" />
  <NestJsRequirements slot="nest-js" />
  <NextJsRequirements slot="next-js" />
  <NodeJsRequirements slot="node-js" />
  <NodeJsExpressRequirements slot="node-js-express" />
  <NodeJsHonoRequirements slot="node-js-hono" />
  <RemixRequirements slot="remix" />
  <SvelteKitRequirements slot="sveltekit" />
</SlotByFramework>

## 2. Set your key

[Create a free Arcjet account](https://app.arcjet.com) then follow the
instructions to add a site and get a key.

<SlotByFramework client:load>
  <BunStep2 slot="bun" />
  <BunHonoStep2 slot="bun-hono" />
  <DenoStep2 slot="deno" />
  <NestJsStep2 slot="nest-js" />
  <NextJsStep2 slot="next-js" />
  <NodeJsStep2 slot="node-js" />
  <NodeJsExpressStep2 slot="node-js-express" />
  <NodeJsHonoStep2 slot="node-js-hono" />
  <RemixStep2 slot="remix" />
  <SvelteKitStep2 slot="sveltekit" />
</SlotByFramework>

## 3. Add rules

This configures Arcjet rules to protect your app from attacks, apply a rate
limit, and prevent bots from accessing your app.

<SlotByFramework client:load>
  <BunStep3 slot="bun" />
  <BunHonoStep3 slot="bun-hono" />
  <DenoStep3 slot="deno" />
  <NestJsStep3 slot="nest-js" />
  <NextJsStep3 slot="next-js" />
  <NodeJsStep3 slot="node-js" />
  <NodeJsExpressStep3 slot="node-js-express" />
  <NodeJsHonoStep3 slot="node-js-hono" />
  <RemixStep3 slot="remix" />
  <SvelteKitStep3 slot="sveltekit" />
</SlotByFramework>

<SlotByFramework client:load>
  <BunStep4 slot="bun" />
  <BunHonoStep4 slot="bun-hono" />
  <DenoStep4 slot="deno" />
  <NestJsStep4 slot="nest-js" />
  <NextJsStep4 slot="next-js" />
  <NodeJsStep4 slot="node-js" />
  <NodeJsExpressStep4 slot="node-js-express" />
  <NodeJsHonoStep4 slot="node-js-hono" />
  <RemixStep4 slot="remix" />
  <SvelteKitStep4 slot="sveltekit" />
</SlotByFramework>

The requests will also show in the [Arcjet dashboard](https://app.arcjet.com).

## What next?

<SlotByFramework client:load>
  <Fragment slot="next-js">
    <LinkCard
      title="Protect your entire site from bots with middleware"
      href="/bot-protection/quick-start#3-add-bot-protection"
    />
  </Fragment>
</SlotByFramework>
<LinkCard
  title="Customize allowed bots"
  href="/bot-protection/identifying-bots"
/>
<LinkCard title="Learn how Arcjet works" href="/architecture" />
<LinkCard title="Set up tests for your rules" href="/testing" />

## FAQs

<FAQs />

## Get help

Need help with anything? [Email us](mailto:support@arcjet.com) or [join our
Discord](https://arcjet.com/discord) to get support from our engineering team.