Embedded Real-Time Web Dashboard

Express Lens includes a zero-dependency, dark mode web dashboard accessible at /express-lens with live SSE (Server-Sent Events) streaming.

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Features

• Live Stream Feed: Push new requests instantly without page refreshes.
• Percentile Gauges: Displays p50, p90, p95, and p99 response latencies.
• Slow Request Profiler: View requests exceeding slowThresholdMs.
• Search & Filter: Filter traffic by HTTP method, path regex, or status code.
• cURL Copy & HAR Export: Copy ready-to-paste cURL strings for any request or download full HAR 1.2 JSON files.

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Mounting in Express

import { dashboardHandler } from '@codebygarv/express-lens';

app.use('/express-lens', dashboardHandler());