Wireshark

Wireshark is the world's foremost network protocol analyzer. It lets you capture and interactively browse the traffic running on a computer network. It is the de...

Free Open Source Mac Windows Linux BSD

Wget

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...

Free Open Source Mac Windows Linux BSD

Fiddler

Fiddler is a Web Debugging Proxy which logs all HTTP(S) traffic between your computer and the Internet.

Free Windows

WebCopy

Cyotek WebCopy is a free tool for copying full or partial websites locally onto your harddisk for offline viewing. WebCopy will scan the specified website and...

Free Windows

tcpdump

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...

Free Open Source Mac Windows Linux BSD

Offline Explorer

MetaProducts Offline Explorer is a Windows NT/2000/XP/2003/Vista program that allows you to download an unlimited number of your favorite Web and FTP sites for later...

Commercial Windows

grab-site

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...

Free Open Source Mac Linux

SiteSucker

macOS application that automatically downloads websites from the Internet. It does this by asynchronously copying the site's webpages, images, PDFs, style sheets...

Commercial $ $ $ Mac iPhone

apptalk.ninja

App and device communication diagnostics tool for better bug tracking & QA. An easy-to-use tool that monitors http, BLE and iBeacon communication over-the-air...

Freemium iPhone iPad

WebZip

WebZIP Offline Browser - a fast and easy way to download, store and browse Web sites offline.

Commercial Windows

Wysigot

Wysigot is far more than just a simple off-line browser! It captures the entire contents of your sites, with their scripts, flashes, cookies etc., but offers...

• Discontinued The program is no longer updated. Last version, 6.1, released in January 2009, can be still downloaded from the official website.

Freemium Windows

WinWSD

It downloads websites for offline browsing. * Downloading files from FTP and HTTP servers * Finding and changing links in HTML, CSS, JS and SWF files *...

Free Windows

AirSnare

AirSnare is another tool to add to your Wireless Intrusion Detection Toolbox. AirSnare will alert you to unfriendly MAC addresses on your network and will also alert...

• Discontinued The official website is no longer available. Last version, 1.5, released in May 2006, can be still downloaded from Download.com

Free Windows

Website Ripper Copier

Website Ripper Copier (WRC) is an all-purpose, high-speed website downloader software to save website data. WRC can download website files to your hard drive for...

Commercial Windows

SiteCrawler

SiteCrawler is a website downloading application that lets you capture entire sites or selected portions, like image galleries. It features powerful settings that no...

Free Mac