Top rated in System Tools

Surprise: a small, empty window with no instructions, options, or preferences.

Access Fast User Switching via slim menubar items.

Amac Keylogger for Mac records keystrokes, websites, passwords, IPs and screenshots, and sends log emails for remote monitoring.

Utility app that hides & quits all running apps & now has an eject all button for flash drives & DMG's.

Quickly move and resize windows without bringing them to the foreground.

Organize your Dock quickly and easily with Dock Spacer, a Mac OS X Leopard native app.

PADEdit helps medical scientists modify & view PAD-files for PVS exchange.

Small menubar app that turns 1-2 computers into dozens, allowing for home leisure, work, and coffee shop use.

Dropping files into attachment boxes is easier than browsing or typing filenames.

Trí is a tiling window manager with features like sharing cursor, quickly arranging windows and using shortcuts to move/resize windows.

Investigate Mac OS X internals: what apps are running, which files and ports are open, and more.

Viewer for UNIX 'apropos' command to quickly find system/library functions and view their man pages.

GUI for Apple's Xserve Remote Diagnostics.

RAID Alert monitors RAID systems, informs users of changes, and sends notifications via email, dialogs, and sounds.

Free binary clock for OS X. Download it and get a unique way to check time!

Flex/Adobe AIR app to sync with Basecamp and work offline.

EverFinder helps quickly find Evernote notes with Mac OS X 10.7+ and a 64-bit processor.

This patch solves Mac OS X Lion 10.7 incompatibility of Portable Apps, such as Safari, Mail, SyncPAppX, Abiword, etc.

Free, open source cocoa wrapper for Fortune which displays fortunes in a semi-transparent window.

PySlice helps create data sets & tracks progress of models, keeping total under user-set limit.