HAR Viewer

© 2025 Luka Uzel — Open sourced under the MIT License.

loCode V1.0.0 built with ❤️ using Symfony, Alpine.js, Bootstrap and Docker

Thu. 5 March 2026 10:05

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HAR Viewer

The HAR (HTTP Archive) viewer allows you to analyze network traffic captured from browser developer tools.

How to Export HAR

  1. Open browser DevTools (F12)
  2. Go to Network tab
  3. Reload the page
  4. Right-click → "Save all as HAR with content"

Features

  • Summary: View total requests, size, timing, and success rate
  • Filter: Search by URL or filter by method/type
  • Sort: Click column headers to sort
  • Details: Click any request to view headers and timings
  • Export: Export filtered data as CSV