Documentation

Everything you need to start capturing browser reports and routing them to your observability stack.

Reporting API App is a lightweight service that captures browser-side errors using the W3C Reporting API and routes them to your existing observability tools. Just add a few HTTP headers to your site, and you'll instantly know when your users encounter CSP violations, deprecated features, or browser interventions.

Quick Start

Getting Started

Set up your first application in minutes. Learn how to configure HTTP headers and start receiving browser reports.

Explore Documentation

Report Types

9 report types: CSP, SRI, NEL, deprecations, interventions, crashes, COOP/COEP, permissions, and document policy.

Integrations

Connect to AppSignal, custom webhooks, and Google Chat to route reports to your stack.

Report Types Reference

Learn how to configure HTTP headers for each type of browser report:

CSP Violations – Content Security Policy violations
Integrity – Subresource Integrity (SRI) failures
Network Errors – Network Error Logging (NEL)
Deprecations – Deprecated API usage warnings
Interventions – Browser intervention reports
Crash Reports – Tab crash and OOM reports
Cross-Origin Isolation – COOP/COEP violations
Permissions Policy – Feature policy violations