Loader/action error tracking and uptime monitoring for Remix apps.
What breaks on Remix sites
Common failure modes
Loader 500s cascading into root ErrorBoundary
Session cookie domain mismatch after custom-domain switch
Form action POSTs blocked by stale CSRF tokens
Where these sites usually run
Vercel
Fly.io
Cloudflare Workers
Netlify
How Lemwatch detects a Remix stack
Lemwatch fingerprints your stack on the first check — for Remix that means __remixManifest payload and /build/ asset paths. Once detected, the Remix preset turns on the checks that matter for this stack and skips the ones that produce noise.