Internet

AIM was AOL's once-dominant instant messaging client, discontinued in 2017.

ApexDC++ is a Windows client for the Direct Connect peer-to-peer file-sharing network.

Becky! Internet Mail is a lightweight, commercial email client for Windows popular in Japan.

BitComet is a free BitTorrent and HTTP/FTP download client for Windows.

BulletProof FTP is a commercial FTP client for Windows.

CuteFTP is a commercial FTP/SFTP client for Windows used for uploading and managing files on remote servers.

DC++ is a free, open-source client for the Direct Connect peer-to-peer file-sharing network.

Digsby was a discontinued multi-protocol instant messaging and social network client for Windows.

Download Accelerator Plus is a Windows download manager that splits downloads into segments to speed them up.

eMule is a free peer-to-peer file-sharing client for the eDonkey and Kad networks.

Eudora was a once-popular email client for Windows and Mac, discontinued in the early 2010s.

FileZilla is a free, open-source FTP, FTPS and SFTP client available for Windows, Mac and Linux.

FlashFXP is a commercial FTP/SFTP client for Windows.

FlashGet is a download manager for Windows that accelerates and organizes downloads.

Forte Agent was a Windows email and Usenet newsgroup client.

FTP Commander is a free FTP client for Windows for uploading and managing remote files.

Gmail Notifier is a small Windows utility that alerts users to new Gmail messages from the desktop.

Google Chrome is Google's cross-platform web browser built on the Chromium engine.

Google Talk was Google's discontinued instant messaging and VoIP client, later replaced by Hangouts.

ICQ was one of the earliest widely used instant messaging clients on the internet.

iMesh was a peer-to-peer file-sharing and instant messaging client for Windows.

LimeWire was a peer-to-peer file-sharing client for the Gnutella network, shut down in 2010.

Internet Explorer was Microsoft's web browser bundled with Windows from 1995 until it was retired in favor of Microsoft Edge.

Microsoft Outlook is an email client and personal information manager, part of the Microsoft Office suite.

Miranda IM is a lightweight, multi-protocol instant messaging client for Windows.

mIRC is a popular shareware IRC (Internet Relay Chat) client for Windows.

Firefox is Mozilla's free, open-source, cross-platform web browser.

Netscape Navigator/Browser was one of the earliest commercial web browsers, discontinued in 2008.

Opera is a cross-platform web browser known for built-in features like a free VPN and ad blocker.

Outpost Firewall was commercial personal firewall software for Windows.

PuTTY is a free SSH, Telnet and serial console client for Windows.

QIP was a popular instant messaging client in Russia, originally built around the ICQ protocol.

FeedDemon was a discontinued RSS feed reader for Windows.

Safari is Apple's default web browser for macOS and iOS.

Skype is a Microsoft-owned voice, video calling and instant messaging application.

SmartFTP is a commercial FTP, FTPS, SFTP and WebDAV client for Windows.

Soulseek is a peer-to-peer file-sharing network and client focused on music.

TeamViewer is remote desktop and remote access software for Windows, Mac and Linux.

The Bat! is a commercial email client for Windows known for its security features.

Vuze (formerly Azureus) is a feature-rich BitTorrent client for Windows, Mac and Linux.

Windows Explorer (File Explorer) is the built-in file management application in Windows.

Windows Firewall is Microsoft's built-in network firewall for Windows.

Windows Live Messenger (MSN Messenger) was Microsoft's instant messaging client, discontinued in 2013.

WinSCP is a free SFTP, FTP and SCP client for Windows with a dual-pane file manager interface.

WS_FTP is a commercial FTP client for Windows.

Yahoo! Messenger was Yahoo's instant messaging client, discontinued in 2018.

uTorrent is a lightweight, widely used BitTorrent client for Windows.