Avast antivirus is a totally free software (for a non-commercial use) and offers all that is necessary to parry virus, worms and trojans. It offers antivirus scan, firewall, intrusions detection, P2P protection... In order to use this software, you'll only have to register freely online with a valid email address.

Rapid Environment Editor (RapidEE) is an environment variables editor. It includes an easy to use GUI and replaces the small and inconvenient Windows edit box, located in the System Information section.

Dexpot is a complete virtual desktop manager, with up to 19 available desktops, Window catalogue, various Preview modes, Window moving. Also includes a variety of user interface improvements include managing window transparency, folding windows up into their title bar, right-click minimize to taskbar, and many more.

Blank And Secure is a basic tool for permanently deleting files from your hard drive by overwriting them. This makes it impossible for most data recovery tools to return deleted files to a readable format.

ServiWin utility displays the list of installed drivers and services on your system. For some of them, additional useful information is displayed: file description, version, product name, company that created the driver file, and more.

Zback is a backup and synchronize tool with a small footprint. Copy modes include update files, refresh existing files, or mirror source to target and can be run manually, from batch/script, or from the command line. Users can filter files based on extension, size, date, subdirectories and preview their backup/sync before running.

HWiNFO32 is a professional hardware information and diagnostic tool supporting latest components, industry technologies and standards.

CPU-Z is a freeware that gathers information on some of the main devices of your system.

 

YoutubeGet enables you to download videos from YouTube and automatically convert them to MP4, 3GP, AVI, WMV, or MOV format as well as video soundtracks to mp3 format.

HiDownload is a multi-threaded download manager that allows you to download individual files (or lists of files) from web and FTP sites while maximizing the potential of your internet connection. It also supports multimedia streaming and and RTSP (Real Time Streaming Protocol) with optional resume, enabling you to download movies, music and capture/record live broadcasts.