Stop chasing bugs.
Let Janitor fix them.

Janitor doesn't just catch errors—it fixes them.
Auto-detects runtime crashes and opens a PR with the solution in seconds.

Trusted in production by

CheckoutForm.tsx

Runtime Error

// Calculate total cart value

const total = items.reduce(...)

TypeError: Cannot read properties of undefined (reading 'reduce')

const total = items?.reduce(...) || 0

Fixed by Janitor

const total = items.reduce(...)

No complex instrumentation. Janitor sits quietly in your build pipeline until it's needed.

Add the Janitor package to your Next.js project. It weighs less than 5kb.

Wrap your next.config.js. We hook into the build process to catch runtime exceptions.

When an error occurs in production, Janitor analyzes the stack trace and opens a PR.

terminal

1. Install Package

➜npm install @janitor/next

2. next.config.js

import { withJanitor } from '@janitor/next'

/** @type {import('next').NextConfig} */
const nextConfig = {}

export default withJanitor(nextConfig)

Deploy anywhere. Whether you use Vercel, AWS, Railway, or bare metal, simply connect your logs via CLI or webhook.

Not generic AI. Trained specifically on Next.js, Remix, and React internals to solve cryptic framework-specific errors.

Hands-free fixing. For high-confidence solutions, Janitor automatically modifies code and opens a Pull Request for review.