Netspot is a new wireless survey software for Mac OS X. Find out what your Wi-Fi network is capable of right now, it's FREE! All you need to run your wireless site survey is your MacBook with native Wi-Fi / AirPort adapter. No special knowledge required. Exceptional simplicity, only 2 steps to get your first reports: survey Wi-Fi network and apply sleek visualizations. Download NetSpot wireless survey tool now.

This program allows you to record with your mac from any input device directly to AIFF, WAV, MP3, MP4 or AppleLossLess

InstantShot! offers classical screenshot functionality for capturing the whole screen, a portion of it or a window and also the option to make timed screenshots or to make delayed captures over time. It offers a wide range of preferences and options to fit everyone's needs.

InstantShot! creates an icon in the menu bar. Clicking on the icon, a menu will appear. Select the capture type from the menu (whole screen, a portion of screen, timed screenshot or multiple captures) or, if you want to change the save format, select the desired one from the submenus and then... capture!

Caffeine is a tiny program that puts an icon in the right side of your menu bar. Click it to prevent your Mac from automatically going to sleep, dimming the screen or starting screen savers. Click it again to go back. Right-click (or ⌘-click) the icon to show the menu.

Mac only: Wine has always been popular among Linux users for running Windows programs, but Wine is available for Mac, too—and now, free utility WineBottler can "bottle" Windows programs into separate application bundles that run as standalone Mac apps.