UltraDefrag is an open source disk defragmenter for Windows NT 4.0 and later operating systems. It makes use of the same defragmenting API used by many other windows defrag utilities, both open and closed source. However, UltraDefrag has many features that makes it unique. Firstly it has a kernel mode driver that does most of the work, secondly is the ability to run the application at boot up time in a manner similar to chkdsk. This allows for faster defragmentation time and the ability to defragment all files including system files. It can also defrag single file or multiple directory and can generate a list of all fragmented files.

Task Coach is a simple open source todo manager to manage personal tasks and todo lists. It grew out of Frank’s frustration that well-known task managers, such as those provided with Outlook or Lotus Notes, do not provide facilities for composite tasks. Often, tasks and other things todo consist of several activities. Task Coach is designed to deal with composite tasks.

Easily backup, synchronize, or restore your files to another drive, FTP server, ZIP file, networked drive, or removable media.
Highly configurable, SyncBackSE includes: open/locked file copying; fast backups; detailed and easy to read log files; email results; simulated backups and restore; file filters; sub-directory selection; copy verification; background backups; auto-close of programs; easy and expert modes; profile groups; compare files, and an extensive context sensitive help file. As well as an “Easy Mode” for essential backup, restore, and synchronization tasks, SyncBackSE has an ‘Expert Mode’ that delivers advanced functionality. If you need to backup to an FTP server or network and email the results this is where you’ll fine-tune the software. SSL (implicit and explicit), MODE Z compression, and one-time-passwords are supported.

Sumatra PDF is a slim, free, open-source PDF viewer for Windows. Sumatra has a minimalistic design. Simplicity has a higher priority than a lot of features. It’s small and starts up very fast. It’s designed for portable use: it’s just one file with no external dependencies so you can easily run it from external USB drive.

Revo Uninstaller helps you to remove any unwanted application installed on your computer. With its advanced and fast algorithm to scan before and after uninstall of an application you can remove unnecessary files, folders and registry keys left over in your computer. Even if you have a broken installation Revo Uninstaller scans for application’s data on your hard disk drives, Windows registry and shows all found files, folders and registry items so you can delete them.

Pidgin is an instant messaging program for Windows, Linux, BSD, and other Unixes. You can talk to your friends using AIM, ICQ, Jabber/XMPP, MSN Messenger, Yahoo!, Bonjour, Gadu-Gadu, IRC, Novell GroupWise Messenger, QQ, Lotus Sametime, SILC, SIMPLE, and Zephyr. Pidgin can log in to multiple accounts on multiple IM networks simultaneously. This means that you can be chatting with friends on AIM, talking to a friend on Yahoo Messenger, and sitting in an IRC channel all at the same time. Pidgin supports many features of the various networks, such as file transfer, away messages, and typing notification. It also goes beyond that and provides many unique features. A few popular features are Buddy Pounces, which give the ability to notify you, send a message, play a sound, or run a program when a specific buddy goes away, signs online, or returns from idle; and plugins, consisting of text replacement, a buddy ticker, extended message notification, iconify on away, spell checking, tabbed conversations, and more.

PeaZip is a reliable solution for most of the archive types you may met, and will help you in finding the right tool for a wide range of specific needs. PeaZip can extract most of archive formats both from Windows and Unix worlds: currently 87 file extensions are supported ranging from mainstream 7Z, RAR, TAR and ZIP to experimental ones like PAQ/LPAQ family, currently the most powerful compressor available. For archive creation, PeaZip supports a wide range of compression and encryption standard, from fastest to most powerful ones, and allows to export job definition as scripts to bridge the gap between GUI and console applications, and let the user pick the best of the two worlds.

Are you tired of changing your network configuration every day on your notebook or computer? NetSetMan is a network settings manager which can easily switch between 6 different, visually structured profiles including: IP Address, Subnet Mask, Default Gateway, Preferred & Alternate DNS Server, Computer Name, Workgroup, DNS Domain, WINS Server, Default Printer, Run Scripts.

Mp3tag is a powerful and yet easy-to-use tool to edit metadata (ID3, Vorbis Comments and APE) of common audio formats. It can rename files based on the tag information, replace characters or words from tags and filenames, import/export tag information, create playlists and more. The program supports online freedb database lookups for selected files, allowing you to automatically gather proper tag information for select files or CDs.

HelpNDoc is an easy to use yet powerful and intuitive tool to create html help files and help web sites. HelpNDoc provides a clear and efficient interface to build the most amazing html help files without worrying about the inner working of help file generation. You just have to enter your text in the built-in word processor and hit the “Compile” button to obtain a fully functional help file which looks exactly as you designed it. Forget about bloated user interfaces and incomprehensible tools. HelpNDoc has been engineered to provide the most advanced functionalities in their simplest form: creating html help files is usually a painful process but thanks to HelpNDoc you may surprise yourself enjoying it! You know how to use windows explorer and your favorite word processor? Then you already know how to use HelpNDoc. It’s that easy! Add to that many powerful features such as live spell checking in a fully WYSIWYG environment and you’ll begin to imagine how fast and easy it will be for you to create your next help file and how professional it will look like.