Command-line tool written in Python that will analyze your entire hard drive searching for files that cause the "ACL found but not expected" errors in disk utility, and remove all ACL from them.

Ueer friendly troubleshooting assistant for Mac OS X. With AppleJack you can troubleshoot a computer even if you can't load the GUI, or don't have a startup CD handy. AppleJack runs in Single User Mode and is menu-based for ease of use.

With Battery Health, you can easily see all the important information about your MacBook's battery, such as current charge level, battery capacity, power usage, number of times it has been charged and much more!

Free utility for MacBook, PowerBook and iBook owners that monitors virtual all battery health parameters and displays them in an easy-to-read format. Simply double-click the Battery Health Monitor icon to see exactly how your battery is feeling.

Checks for problems that could be preventing Compressor from operating correctly. It checks for missing files, incorrect permissions, an invalid hostname, and attempts to manually start the qmasterd process.

GUI/Wrapper for the selftest command of Glucas. This command can be used to stress test a CPU and its cooling system.

Observes filesystem changes using the same underlying API as Spotlight. Example use could be to determine what files are changed via software installation, preferences, etc.

Network troubleshooting toolkit for debugging Internet service problems and optimizing performance. Featuring 23 integrated tools, IPNetMonitorX is designed to help you quickly locate where the problem is and gather data which can be used to solve the problem.

Application will check your preference files (both in your user’s preference folder and the system’s preference folder) for corruption by using the “plutil” command line tool.

Utility to diagnose and repair problems with the OS X printing system. Also includes tools for deleting extra printer drivers, installing or deleting PPD files, deleting old spool files, backing up and restoring the printing system, and resetting the printing system.

Diagnostic application checks if two folders or disks are perfectly synchronized, i.e. if they have exactly the same contents. Useful when creating backup copies of valuable files, or when making sure that two computers or mobile devices work on the same set of data.

Diagnostic application assisting you in the detection of cooling or power supply problems. So you can verify if all components (CPUs, sensors, cooling subsystem, power supply unit, battery unit) are working correctly when they are pushed to their design limits.

Updates TechTool Deluxe for the AppleCare Protection Plan. TechTool Deluxe is a powerful diagnostic utility that allows you to test your computer's critical system components, and repair your computer's disk structure and rebuild its directories as necessary.

Update for TechTool Pro 3 diagnostic and repair utility. This program will update TechTool Pro 3 for PPC to v3.0.9.

Time Machine error reporting program. Do you get those Time Machine Error alert messages and wonder why? Run TM Error Logger after you get the Time Machine error and you will get a report showing which file or folder caused the error.

Watt is a calibration tool for your Mac battery. The battery needs to be recalibrated from time to time to keep the onscreen battery time and percent display accurate, and to keep the battery operating at maximum efficiency.

WhatRoute is a network diagnostic utility designed for Macintosh computers. Primarily it provides a Traceroute function, but can also perform Ping, Domain Name Service queries, Whois queries and monitor the traffic to and from your computer.