PC System Tweak for Windows
The PC System Tweak for Windows is the best utility for modifying system settings in the Microsoft Windows operating systems. "Tweaking" an operating system refers to modifying software, hardware, or other settings that affect how the operating system works. ... PC System Tweak for Windows uses a Windows-XP interface to provide you access to over 300 Tweaks for the Microsoft Windows operating systems. ... These tweaks can be applied to Windows core operating system features. ... With PC System Tweak for Windows you can control your Windows system ,It includes many powerful tweaks and...
http://bulletproofsoft.com/download/bptw1201.exe - 5Mb - Download - Screenshot

WINner Tweak
WINner Tweak is a tools suite for tweaking, optimizing and tuning of Windows XP/2003/2000. It helps you increase performance and manage your system using various tweaks and utilities for settings including Windows, Hardware, Security, Network and Software. ... This export file can later be imported into WINner Tweak on the same computer, or to another computer with WINner Tweak. ... The import and export feature enables to create an export file, that contains specifically selected settings and tweaks.
http://winnertweak.com/downloads/WINnerTweakSetup.exe - 2Mb - Download - Screenshot

Tweak Genie
About Tweak Genie is the most powerful tweaking software for Windows with over 1000 essential and easy to perform tweaks! Introduction Tweak Genie will assist you to manipulate the hidden settings of windows according to your requirements. It gives you full control over these settings. ... Pro bundles more than 1000 different utilities in one: it was developed to combine both tweaking and optimizing features to increase the speed of your All Windows® and XP system. ... Pro - unlike other tweaking utilities, Tweak Genie ?
http://www.hitdownloads.com/softwa...al/TweakGenie6.0.1FreeVersion.exe - 620Kb - Download - Screenshot

System Optimizer And Tweaker
With System Optimizer And Tweaker you can control your Windows system ,It includes many powerful tweaks and hidden Registry settings. The simple user interface enables fast access to settings that affect the speed, security, efficiency, and convenience of your computer, System Tweaker And... "Tweaking" an operating system refers to modifying software, hardware, or other settings that affect how the operating system works. ... Whatever the Tweak, having control over them means you have more control over your operating system and how your computer works.
http://malwareremover.com/download/mrtw1200.exe - 7Mb - Download - Screenshot

PC Security Tweaker
PC Security Tweaker is a security tweaking utility you can use to tweak Windows-based computers. It is compatible with all Windows versions and lets you control which users are allowed to access your PC and the level of access each user may have. You can choose to tweak access to lots of Control... Additionally, by tweaking, you can: disable selected Start Menu items, lock and protect disk drives in My Computer, disable the DOS and command prompt, interruption boot keys, real DOS mode, Registry editing, taskbar, task manager, and network access, hide desktop icons, and much more.
http://www.pc-safety.com/download/securitytweaker.zip - 1Mb - Download - Screenshot

Tweak O Matic
Take total control of your Windows system. Includes tons of powerful system and registry tweaks that let you experience Windows the way you want. You can boost your Internet download speeds up to 300% with the built-in Internet Accelerator, enhance and personalize the Windows interface, take... This program is extremely easy to use, And if you aren't happy with a tweak you made, you can always roll back to previous settings. ... Iincludes tons of tweaks specifically designed for Windows XP, Windows 95, 98, Me, and 2000.
ftp://ftp.cyberhq.com/tweakomatic/tweakomatic.exe - 792Kb - Download - Screenshot

XPepius
XPepius is a tools suite for tweaking, optimizing, tuning and cleaning of Windows XP. It helps you increase performance and manage your system using 450+ tweaks and 5 utilities. In addition to the tweaks, the program also offers several tools (Utilities) that include a Start-Up Manager,... chm); - Drag and drop support; - And many more... ... XPepius highlight features: - Various tweaks to System, Windows, Explorer, Start menu, Desktop, Files, Drives, Control Panel and more; - Tweaks to Enhance your security and privacy; - Tweaks for Internet Explorer, Windows Media Player and Microsoft...
http://www.delphipages.com/uploads/utilities/xpepius_setup.exe - 750Kb - Download - Screenshot

Tweak PDF
The initial view of a PDF document can be tweaked. Is it a secret of PDF file? Well, we are not sure about this, and very few pieces of software can tweak PDF files. With the freeware utility Tweak PDF, you are allowed to set the initial view preferences of a PDF document, such as whether to... PDF document properties such as title, subject, author, keywords can be modified with Tweak PDF. ... You can even tweak PDF version from 1. ... 0 to 1. ... 5 for compatibility concerns, and shrink PDF files by setting the compression level and choosing the compression algorithm.
http://www.coolpdf.com/TweakPDF.exe - 317Kb - Download - Screenshot

XP Tweak
XP Tweak allows you to customize your access control settings for your Windows software. Lots of people using your computer? Don't want them changing your settings? XP Tweak is the program for you. And it's free! XP Tweak also comes with an Internet Explorer customizer, and a Windows Cleaner,... Try XP Tweak today.
http://www.econceptsoftware.com/downloads/xptweak.exe - 734Kb - Download - Screenshot

RegWorks
RegWorks is a comprehensive registry management software solution that includes registry viewer, editor, access monitor and tweaker features. The tool is absolutely essential for any system administrator who needs a fast and hassle free solution that handles various registry processing issues. ... RegWorks can also be used fine-tune predefined operating system settings, a process called tweaking. ... The program comes with a library of approximately 700 "tweakable" entries and allows to create and delete tweaks or tweak categories, import and export them, and also to search through tweaks.
http://www.regwrks.com/files/RWSetup.zip - 0b - Download - Screenshot