WebSiteSniffer is described as 'Packet sniffer tool that captures all Web site files downloaded by your Web browser while browsing the Internet, and stores them on your hard drive under the folder that you choose' and is an app in the network & admin category. There are more than 10 alternatives to WebSiteSniffer for a variety of platforms, including Windows, Mac, Linux, BSD and Android apps. The best WebSiteSniffer alternative is Wireshark, which is both free and Open Source. Other great apps like WebSiteSniffer are Wget, Fiddler, WebCopy and tcpdump.
Wireshark is a premier network protocol analyzer used globally in industries and education, offering multi-platform support, deep protocol inspection, powerful display filters, and VoIP analysis. It allows both live capture and offline analysis, supporting various networks and protocols.
GNU Wget is a free software package for retrieving files using HTTP(S) and FTP, the most widely-used Internet protocols. It is a non-interactive command line tool, so it may easily be called from scripts, cron jobs, terminals without X-Windows support, etc.
Web Debugging Proxy that logs all HTTP(S) traffic for comprehensive analysis. It allows manipulation of traffic, supports scripting, and extends with .NET. Debugs virtually any application, implementing man-in-the-middle interception with self-signed certificates. Freeware, ideal for developers.
Cyotek WebCopy is a free tool for copying full or partial websites locally onto your harddisk for offline viewing.
tcpdump is a common packet analyzer that runs under the command line. It allows the user to intercept and display TCP/IP and other packets being transmitted or received over a network to which the computer is attached.
Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains. Available on macOS, iOS, Windows & Linux.
macOS application that automatically downloads websites from the Internet. It does this by asynchronously copying the site's webpages, images, PDFs, style sheets, and other files to your local hard drive, duplicating the site's directory structure.
grab-site is a crawler for archiving websites to WARC files. It includes a dashboard for monitoring multiple crawls, and supports changing URL ignore patterns during the crawl.
PCAPdroid is an android app to capture the phone traffic and analyze it remotely (e.g. via Wireshark). The traffic can be easily downloaded from a remote device thanks to the integrated HTTP server, or streamed to a remote UDP receiver.
Download web and FTP sites for offline use on Windows, with support for bulk and scheduled tasks, selective downloading, Chromium engine, password protection, social site capture, and migration of projects or settings to new systems or external media.
Discover and capture container network traffic from your comfy desktop Wireshark, using a containerized service and a Wireshark plugin.
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