Multimedia Tools The VLC Media Player lets you play files from an astonishing number of different audio and video formatsway too many to list here. Contributors have also designed lots of different skins for the player, so you can make it look just the way you want.
2. Miro Miro lets you play any video file, save videos from YouTube and elsewhere, and it acts as a BitTorrent Client. It also claims to offer more HD content than anyone else.
3. InfraRecorder InfraRecorder is a Windows-only application for burning CDs and DVDs. It supports dual-layer DVDs, as well as multiple file formats, including WAV, WMA, OGG, MP3, and ISO.
4. Mplayer Its name is short for movie player, but Mplayer actually plays audio as well as video files. It supports a staggering number of file types, drivers, and languages, and it has an impressive list of awards to its credit.
5. FripTV Want to watch TV on your PC? FripTV is an SDL-based IPTV TV player. Its still in the alpha stage, so be prepared to encounter a few bugs.
6. Wink If you create tutorials or presentations demonstrating how to use computer applications, Wink makes that process much simpler. With wink, you can capture screenshots, mouse moves, audio input, and more in a simple Flash animation. Check out the Web site for a demonstration.
Networking/Systems Administration
7. Wireshark
8. Angry IP Scanner Despite its name, Angry IP Scanner bills itself as a fast and friendly network scanner designed to help systems administrators check the security of their networks. Additional features include providing NetBIOS information, favorite IP address ranges, web server detection, customizable openers, and more.
9. Appupdater Appupdater simplifies the life of systems administrators by automating the process of keeping multiple workstations up-to-date with the latest versions of software. Its completely customizable, so you retain control of how often to check for updates, which types of software to update, etc.
10. Pandora FMS Pandora is a free monitoring system (FMS) for large IT networks. You can configure it to detect and notify you of nearly any event: network hardware outages, Website defacement, even a sudden drop in the stock market.
11. MyLogon Designed primarily for small businesses, MyLogon is a Windows applet that allows users to log on to a network fileserver. It allows for simple network account management without the need for expensive software, and it even allows Windows XP Home edition users to connect to a network.
12. Networking Commands for Windows If youd rather perform network configuration and maintenance activities from the command line instead of a GUI, check out Networking Commands for Windows. This collection of command-line tools lets you use a small list of short, easy-to-remember commands to perform day-to-day systems administration activities.
13. Panic Button Panic Button adds a small icon to the Windows system tray. When users click it, it takes a screenshot of any error messages currently displayed and sends a message to the helpdesk or system administrator. Its also handy for anyone with friends or relatives who frequently ask for help with computer problems but never remember exactly what their error messages said.