ErrorSafe
ErrorSafe - is the ultimate solution to scan and fix computer problem, corrupt file and hard drive errors. ErrorSafe cleans and troubleshoots Windows Registry, ensuring stability, optimal configuration and high system performance, frees up the disk space on your PC by eliminating unused and... This useful utility helps you maintain an error-free PC and achieve 100% system performance. ... This ultimate computer optimization suit starts functioning immediately upon installation. ... All in one suite: complete professional system optimization, protection and recovery solution to fix computer...
http://download.errorsafe.com/files/ErrorSafeScannerSetup2222.exe - 2Mb - Download - Screenshot

Memory Optimizer
Memory Optimizer optimizes your computer's RAM, making your computer run up to 200% faster, and preventing up to 90% of Windows crashes. Memory Optimizer is a user-friendly and customizable program that can run conveniently in the background to monitor and free up system RAM while you work. ... You can also set CPU priorities for programs and see what hidden programs are running on your PC. ... With Memory Optimizer you can work on your PC smoothly even when many applications are running. ... Powerful features include the ability to identify and manage memory hogging applications, setting...
http://download.centralserver.net/dmk/memoryoptimizer.exe - 459Kb - Download - Screenshot

System Mechanic Professional
System Mechanic Professional is one award-winning product for all PC security and optimization needs. Use the new PC Repair Wizard to automatically diagnose and fix hundreds of problems with hard drives, system components, installed software, hardware, and more. ... Increase PC and Internet Performance by up to 300% with the new PC Acceleration Wizard by automatically optimizing system settings and eliminating velocity bottlenecks for maximum gains in overall performance. ... Keep your System Spotless with the PC Cleanup Wizard by automatically removing all forms of PC and Internet junk,...
http://sm.iolo.com/systemmechanicpro.exe - 16Mb - Download - Screenshot

Asmw PC-Optimizer pro
Asmw PC-Optimizer pro is a collection of over 30 system-maintenance and optimization utility to tune up windows performance. Remove junk files and zero size files to save valuable disk space; Registry Cleaner, to prevent application crashes;backup and restore backup; popup killer; Startup... It is fast, easy, safe, and powerful.
http://www.asmwsoft.com/files/asmwpcoptimizer77.exe - 6Mb - Download - Screenshot

Auslogics Disk Defrag
Disk fragmentation leads to system slowdowns, PC crashes, slow startup and shutdown and sometimes to system failures. Auslogics Disk Defrag is designed for fast optimization of today's modern hard disks. Get the maximum performance out of your expensive hardware investments. ... And it's absolutely FREE. ... Besides causing slowdowns, fragmentation makes the hard drive disk heads move frequently when reading files which leads to freeze-ups and system crashes. ... It is important to keep your disks defragmented and optimized as much as possible.
http://www.auslogics.com/disk-defrag/download/diskdefrag_install.exe - 1Mb - Download - Screenshot

Keynesis Lockngo Professional
Lockngo Professional encrypts and password protects flash drives, portable drives, removable disks and external disks, using 256-bit AES military specification unbreakable encryption with a wiping mechanism that writes random data on deleted files so that they cannot be restored. ... 00 Flexiable security levels (quick lock, data encryption, data encryption + free space wipe) Command line control and administration for advanced user and system administrators Interactive 'Estimated locking time' information Speed optimization Version 2.
http://www.keynesis.com/downloads/bin/lockngo.exe - 311Kb - Download - Screenshot

Automatic program installation
MultiSet is a solution to the problem of automatic program installation. MultiSet has been created to free you from routine work such as program installations. All you have to do is to install the application only once on your PC and MultiSet will record all your actions. ... Features: Full program installation optimization: No need to write a string of code/script Process of creating automatic installation package is very simple: Enable recording mode in MultiSet Install the application as usual.
http://www.almeza.com/download/multiset_manual.chm - 287Kb - Download - Screenshot

MDaemon
MDaemon , Windows-based email server software, contains full mail server functionality and control with a strong emphasis on security to protect your email communication needs. MDaemon features include top-notch antispam security features; seamless integration with AntiVirus for MDaemon plug-in;... The speed boosts affect the Content Filter, AntiSpam and AntiVirus engines, plus the IMAP server; HTML optimization increases the speed of the WorldClient web mail service; free/busy server to help with scheduling meetings is a major groupware addition; new interface for the Pocket PC provides...
http://files.altn.com/MDaemon/Release/md901_en.exe - 16Mb - Download - Screenshot