Net Log Viewer

Self-hosted build of Chromium's official Net Log Viewer. Drop a NetLog JSON file (exported via chrome://net-export/) into the Web UI and visualize the entire network event log. Features - 100% client-side parsing — NetLog data never leaves your browser - Full chrome://net-internals tab set: Events / Timeline / DNS / HTTP cache / Sockets / QUIC / SPDY / Alt-Svc / Proxy / Reporting / Modules - Source filtering, timeline zoom, event-type filtering Useful for: - Debugging Chrome network issues (DNS, TLS handshake, connection reuse) - Investigating proxy / QUIC / SPDY behavior - Analyzing mobile-exported NetLogs on a PC Upstream: https://chromium.googlesource.com/catapult/+/refs/heads/main/netlog_viewer/ Official deploy: https://netlog-viewer.appspot.com/ This wrapper repo: https://github.com/microlazy-apps/lazy-netlog-viewer