NetSetMan is a network settings manager which can easily switch between 6 different, visually structured profiles. Pre-prescribing network settings, you no longer have to write them again when you change your network connection (for example, when you connect your home computer at work, in cafes, or frequent switching between providers).
Hamachi will allow you to establish secure direct connections to PC's that are not accessible otherwise due to the restrictions in network setup.
LanTopolog is an application that provides physical network topology discovery, visualization and monitoring.
LanHelper can scan network at high speed and it can even detect writable or read-only shared folders with the powerful and special engine. Boot (wake up) or shut down or lock your PCs.
NetworkSearcher is a powerful utility designed to search local area network (LAN) for all kinds of files. In contrast to other LAN scanning programs, Network Searcher allows to view all hidden shares and search in them.
Avidemux - is a free video editor designed for simple cutting, filtering and encoding tasks. It supports many file types, including AVI, DVD compatible MPEG files, MP4 and ASF, using a variety of codecs.
Gom Player is a multimedia player which can play most of the differently encoded video formats that include AVI, DAT, MPEG, DivX, XviD, and plus more) with its own built-in codec system.
HWiNFO32 is a professional hardware information and diagnostic tool supporting latest components, industry technologies and standards.
Notepad++ is a free source code editor (and Notepad replacement), which supports several programming languages, running under the MS Windows environment.
Thunderbird is an email client from Mozilla, the organisation better known for the Firefox web browser which has a great deal to offer.