@overcast/browser

Overcast SRE monitoring SDK for browsers. One line — captures everything client-side.

Install

npm install @overcast/browser

Usage

import Overcast from '@overcast/browser';
Overcast.init({ apiKey: 'oc_...', serviceName: 'my-app' });

Or via CDN:

<script src="https://cdn.overcastsre.com/sdk/browser/1.0.0/overcast.min.js"></script>
<script>Overcast.init({ apiKey: 'oc_...', serviceName: 'my-app' });</script>

Automatically captures:

• All console output (log, info, debug, warn, error)
• JavaScript errors and unhandled promise rejections
• Resource loading failures (images, scripts, CSS)
• All fetch() and XMLHttpRequest calls
• Web Vitals (LCP, FID, CLS, INP)
• Slow page loads and high memory
• Rage clicks and dead clicks
• SPA navigation (pushState, popstate, hashchange)
• CSP violations
• Online/offline connectivity changes