v1.0.0 · Chrome · MV3 · ~15 KB

NetBrief

Network request summary at a glance. Monitor, group, and analyze every request your page makes — without opening DevTools.

Grouped Network Summary

Request Groups 47 requests · 1.2 MB
XHR / Fetch
12 reqs · 340 KB
Script
8 reqs · 520 KB
Stylesheet
3 reqs · 85 KB
Image
18 reqs · 210 KB
Font
4 reqs · 45 KB
Failed
2 reqs — 404, 503
47
Live badge count updates
as requests flow in

Real-Time Monitoring

Captures every network request as it happens. See live counts update in the extension badge without opening DevTools.

FREE

Group by Type

Requests automatically sorted into XHR, Script, Stylesheet, Image, and Font groups. Instant clarity on what your page loads.

FREE

Count & Size per Group

See the number of requests and total transfer size for each group. Spot bloated categories at a glance.

FREE

Failed Request Highlighting

4xx and 5xx errors are highlighted in red. Never miss a broken API call or missing asset again.

FREE

Badge Count

The extension icon shows the live request count. A quick visual indicator of page network activity.

FREE

Auto-Clear on Navigation

Request data resets automatically when you navigate to a new page. Always a clean summary for the current page.

FREE

Waterfall Timing

Visualize request timing with a waterfall chart. See DNS, connect, TLS, TTFB, and download phases for each request.

PRO

Slow Request Detection

Automatically flags requests exceeding configurable thresholds. Find performance bottlenecks without manual analysis.

PRO

Export JSON & Markdown

Export the full request summary as structured JSON or readable Markdown. Perfect for reports, audits, and bug tickets.

PRO

Request Blocking Rules

Block specific URLs or patterns from loading. Test how your page behaves without analytics, ads, or third-party scripts.

PRO

Duplicate Detection

Spots duplicate requests to the same URL. Eliminate redundant API calls and wasted bandwidth.

PRO

Domain Breakdown

See requests grouped by domain. Understand which third-party services your page depends on and how much they cost.

PRO