Item logo image for Event Sniffer

Event Sniffer

Item media 2 (screenshot) for Event Sniffer
Item media 1 (screenshot) for Event Sniffer
Item media 2 (screenshot) for Event Sniffer
Item media 1 (screenshot) for Event Sniffer
Item media 1 (screenshot) for Event Sniffer
Item media 2 (screenshot) for Event Sniffer

Overview

DevTools extension for capturing JSON POST requests and filtering event data in real time.

Event Sniffer is a Chrome DevTools extension for inspecting JSON-based POST requests. Filter network traffic by URL, extract and view specific keys from analytics or telemetry payloads, and debug real-time client data such as user actions, events, or custom metrics. Ideal for developers working with systems like Google Analytics, Segment, or custom tracking APIs.

Details

  • Version
    2.0
  • Updated
    September 2, 2025
  • Offered by
    Craig Brickhill
  • Size
    96.9KiB
  • Languages
    English
  • Developer
    CRAIG BRICKHILL
    19 Welwitschia Avenue Durban North 4051 ZA
    Email
    comix1@gmail.com
    Phone
    +27 84 570 0300
  • Trader
    This developer has identified itself as a trader per the definition from the European Union and committed to only offer products or services that comply with EU laws.

Privacy

Manage extensions and learn how they're being used in your organization
The developer has disclosed that it will not collect or use your data.

This developer declares that your data is

  • Not being sold to third parties, outside of the approved use cases
  • Not being used or transferred for purposes that are unrelated to the item's core functionality
  • Not being used or transferred to determine creditworthiness or for lending purposes

Related

OpenLink Structured Data Sniffer

4.6

Reveals structured metadata (Microdata, RDFa, JSON-LD, Turtle, etc.) embedded within HTML documents.

m3u8 Sniffer TV - Find and Play HLS Streaming URLs

4.4

Grabs m3u8 webRequests from visited web pages and provides options for using them.

API Sniffer Pro – Monitor, Inspect & Document APIs

5.0

Professional API monitoring, documentation, and code generation tool for developers — 100% local, no data collection.

RequestScope

5.0

Monitor network requests and API failures with real-time insights

JSON Explorer DevTools

0.0

Advanced JSON exploration tool for DevTools with multiple view modes

HttpWatch: HTTP Debugger

2.5

A clearer, easier-to-use network panel for Chrome: requests grouped by page and headers explained. Requires HttpWatch for Windows.

webQsee: AI Debugging with Session Replay & Network Capture

4.9

Record network, console and session replays, then ask AI what broke, with evidence you can click. Use our AI or bring your own.

Official GSAP Sniffer

5.0

Detects if a website uses the GSAP animation library

Network Request Sniffer

0.0

Перехват и сохранение всех XHR/Fetch запросов из вкладки Network

User Agent Switcher, URL sniffer

3.7

This extension can switch the user agent of a browser. and it allows you to find all HTTP URLs.

API Sniffer Pro

1.0

Capture, search, export, and replay API calls (fetch & XHR). Live view, filters, curl export, sessions, dark mode.

API Sniffer

0.0

方便追蹤API回傳的JSON內容的工具

OpenLink Structured Data Sniffer

4.6

Reveals structured metadata (Microdata, RDFa, JSON-LD, Turtle, etc.) embedded within HTML documents.

m3u8 Sniffer TV - Find and Play HLS Streaming URLs

4.4

Grabs m3u8 webRequests from visited web pages and provides options for using them.

API Sniffer Pro – Monitor, Inspect & Document APIs

5.0

Professional API monitoring, documentation, and code generation tool for developers — 100% local, no data collection.

RequestScope

5.0

Monitor network requests and API failures with real-time insights

JSON Explorer DevTools

0.0

Advanced JSON exploration tool for DevTools with multiple view modes

HttpWatch: HTTP Debugger

2.5

A clearer, easier-to-use network panel for Chrome: requests grouped by page and headers explained. Requires HttpWatch for Windows.

webQsee: AI Debugging with Session Replay & Network Capture

4.9

Record network, console and session replays, then ask AI what broke, with evidence you can click. Use our AI or bring your own.

Official GSAP Sniffer

5.0

Detects if a website uses the GSAP animation library

Google apps