Cat-Catch: Open-Source Browser Extension for Web Resource Sniffing

September 28, 2025 07:43:07Browser ToolsCommentsReadSeptember 28, 2025

When browsing web pages or watching videos, we often need to quickly locate audio, video, image, or script resources on the page. Maozhua (cat-catch) is an open-source browser extension specifically designed for sniffing and extracting web resources. It supports Chrome, Edge, and Firefox, featuring simple operation and comprehensive functions.

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1. What is Maozhua (cat-catch)?

Maozhua (cat-catch) is developed and maintained by the open-source project xifangczy/cat-catch. It can scan the current web page and list accessible resources, including audio and video files, images, scripts, JSON, and more. The official documentation site, cat-catch.bmmmd.com, provides detailed explanations and tutorials.

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In browser extension stores, Maozhua has been used by tens of thousands of users and has received high ratings. It has active updates and its code is open-source and transparent.

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2. Key Features

Resource Sniffing: Automatically lists the URLs of resources such as audio, video, images, and scripts on web pages.
Preview & Download: Supports resource preview, link copying, or direct downloading.
Caching & Streaming Media Parsing: Capable of processing streaming media resources like m3u8 and MPD.
Custom Filtering: Users can filter resources by type to view only the ones they need.
Privacy & Security: All operations are completed locally, with no user data uploaded.

3. Installation & Usage

Installation from Extension Stores

It can be directly installed from the Chrome, Edge, or Firefox extension stores.

EdgeChrome:https://chrome.google.com/webstore/detail/jfedfbgedapdagkghmgibemcoggfppbb

Edge:https://microsoftedge.microsoft.com/addons/detail/oohmdefbjalncfplafanlagojlakmjci

Installation from Source Code

Download the source code from GitHub.
In the browser's extension management page, select "Load the unpacked extension".

Project Links:github.com/xifangczy/cat-catch

After installation, click the Maozhua icon in the browser toolbar to start using it. It will automatically scan the current web page and display a list of resources in the interface, allowing users to filter, preview, or download them.

4. Advantages & Notes

Advantages

Concise and intuitive interface
Comprehensive functions
Cross-browser support
Open-source transparency

Notes

It may not be able to sniff encrypted or protected content.
When using it, you must comply with copyright laws and regulations, and shall not download unauthorized resources without permission.

Summary

Maozhua (cat-catch) is a lightweight and practical open-source tool, ideal for developers, media enthusiasts, or users who want to quickly extract web resources. If you need an efficient web resource sniffer, it is definitely worth a try.

文章源自resohive.com-https://resohive.com/cat-catch-open-source-browser-extension-for-web-resource-sniffing.html

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Cat-Catch: Open-Source Browser Extension for Web Resource Sniffing

1. What is Maozhua (cat-catch)?

2. Key Features