Free FTP and SFTP client for Windows
WinSCP is a free SFTP and FTP client for Windows, and a multi-functional tool that improves your productivity. WinSCP copies files between and remote computers using multiple protocols: FTP, FTPS, SCP, SFTP, or WebDAV. And WinSCP offers an intuitive interface. You can also automate WinSCP functionality using .NET assembly or simple batch file scripting. Use WinSCP for common operations with files and edit files directly from WinSCP using WinSCP internal text editor, or by integrating with an external text editor. WinSCP operations are not limited to individual files; WinSCP offers several ways to synchronize your remote and local directories. After connecting to a site, store site information for easy access. WinSCP integrates with Pageant (PuTTY authentication agent) for full support of public key authentication with SSH. Admins love WinSCP support for portable operation using a configuration file instead of registry entries, suitable for operation from removable media.
An extremely powerful and configurable BitTorrent client
Vuze (formerly Azureus) is an extremely powerful and configurable BitTorrent client. Search and download torrent files. Play, convert and transcode videos and music for playing on many devices such as PSP, TiVo, XBox, PS3, iTunes (iPhone, iPod, Apple TV).
A universal P2P file sharing client for Windows
Shareaza is a very powerful multi-network peer-to-peer file-sharing client supporting Gnutella² G2, Gnutella, eDonkey2000 / eMule, DC++, HTTP, FTP and BitTorrent / DHT protocols for Windows or Wine.
The pinnacle of file-sharing and chat - an innovative DC client!
ApexDC™ is an innovative Direct Connect client based on the DC++ and StrongDC++ projects. Direct Connect provides a rare blend of seamless file sharing and community based chat and messaging between users. ApexDC features plugins and scripting through Lua and much more. Both operators and users alike should find it a pleasant experience. Note: as of May 28th 2016 ApexDC is now primarily distributed as two separate installers one targetting 32bit and the other 64bit operating systems. Additionally XP compatible binaries are now only offered as a separate download from the files section.
Psi+ Project — development branch of Psi XMPP client
Psi is a cross-platform powerful XMPP client designed for experienced users. Psi+ is a development branch of Psi XMPP client. Project purpose: collection, refinement and writing new patches for transfer them to Psi upstream developers.
Low-latency, high quality voice chat for gamers
Mumble is an open source, low-latency, high quality voice chat software primarily intended for use while gaming. It includes game linking, so voice from other players comes from the direction of their characters, and has echo cancellation so the sound from your loudspeakers won't be audible to other players.
Cross-platform player and audio manager
aTunes is a powerful, full-featured, cross-platform player and manager, with support for online radios, podcasts and CD ripping.
A Portable Database
A personal database application for Maemo devices as well as PCs running Linux/UNIX, Mac OS X, and Windows. It can be used as a shopping list, password manager, media inventory, financial tracker, TODO list, address book, photo album, and more.
Kadu is a dynamically evolving instant messenger compatible with the Gadu-Gadu and XMPP protocol. It can be run on all platforms supporting the Qt toolkit.
Program for filesharing using Direct Connect and ADC protocols
EiskaltDC++ is a cross-platform program that uses the Direct Connect and ADC protocols. It is compatible with DC++, FlylinkDC++, LinuxDC++ and other DC clients. EiskaltDC++ also interoperates with all common DC hub software.
Diverse P2P Filesharing
PeerProject is a versatile peer-to-peer filesharing client and file manager. Intuitive and aesthetic while supporting many networks and features. BitTorrent, G2, Gnutella, eDonkey, DC++, IRC, http/ftp & more. Mainstream fork of Shareaza p2p, for Windows & WINE. (See Envy fork for further development.)
Allow to redirect (a.k.a. "remail") mail messages to other recipients
The Mailredirect extension for Mozilla Thunderbird and Mozilla SeaMonkey adds the ability to redirect one or more email messages to one or more recipients. The feature of email redirecting is also known as remailing or resending. The extension is an answer for https://bugzil.la/12916
SimpleCheck is a fast, low resource, server oriented, Windows System Tray based E-Mail Notification Client with a simple UI that regularly checks multiple POP3 E-Mail accounts. Many full client features; immune to viruses; use to delete SPAM mail.
Refined P2P Filesharing + BitTorrent
Envy is a powerful multi-network p2p filesharing and torrent client for Windows or Wine. A mature mainstream fork of Shareaza. Highly skinnable, with BitTorrent/DHT, G2/Gnutella², Gnutella, ED2K/eMule, DC++, http/ftp protocols -and blacklist support baked in. Let others browse your public files.
Stay in touch with all your friends on Skype, FB, G+, ICQ in one app.
ISIM messenger is everything you need to stay in touch with friends from Skype, Facebook, Google+ (Jabber) and ICQ. ISIM doesn't contains any advertisements or so much functions. What ISIM gives to you? - chatting with anyone from protocols above in nice chat window with colorfull nicks and smileys - cotnact list with avatars, availability icons, unreaded messages indicator - calling, conference, video calls (just a test at the moment) and sending files though Skype
Free instant messenger.
Free instant messenger. Support: Google Talk, Facebook chat
LanIM is C# application for LAN communication. It supports simple skins, history logging, file transfers.
Sending a fax from a PC to HylaFax Server through the Print dialog box
This project has moved to Bitbucket http://michalhavranek.bitbucket.io/wphfx/
Makes it easier to resolve TCP/IP connection errors.
"Why Can't I Connect?" makes it easier to resolve TCP/IP connection errors. Use it to diagnose connections to common server types and create generic clients and / or servers. A source tar, a 32 bit and 64 bit rpm, a 32 bit and 64 bit deb, and a 32 bit Windows install exe are available. The 32 bit Windows executable runs fine in 64 bit Windows systems. Go to: https://www.whycanticonnect.com/?q=instructions for help / instructions. Go to: https://www.whycanticonnect.com/?q=knowledge-base to make requests, report bugs, ask questions, and view solutions.