lossless compression/decompression performance

54. O&O Defrag V8.0 Starter-Kit (1 Server + 25 Prof. Edition, Update)
These significant performance gains save time and money, which is why both experts and users say that O&O Defrag is the most important tool for optimum performance from Windows. O&O Defrag V8.0 solves performance and stability problems caused by fragmented hard disks.
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Platform: Windows NT, Windows 2000, Windows XP, Windows Server 2003
Language: English, German
Vendor: O&O Software GmbH

56. AdvancedPack R3.5 (UPGRADE)
The Advanced Plugin Package is an extension to visualJockey. It features several useful and professional visual plugins to enhance your performance.
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Platform: Windows 2000, Windows XP, Windows 98, Windows ME
Vendor: Green Hippo Ltd

57. Advance System Optimizer

ASOv2 includes 30+ tools to supercharge your PC's performance, and more than 200 tweaks to customize Windows to your liking, and improve its performance. Be it a businessman who wants that Windows is optimized for the applications used daily, a home user who wants to improve computer performance and postpone the purchase of a new machine, a network administrator/computer consultant who investigates and corrects performance problems in users' computers, ASOv2 has all the tools.

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Platform: Windows NT, Windows 2000, Windows XP, Windows 98
Vendor: Systweak

58. AusLogics BoostSpeed

Increase your Windows performance, optimize system memory; It's a powerful, all in one system performance and Internet optimizer suite. With the help of this utility you can tune up your Internet connection to its maximum performance regardless of its type.

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Platform: Windows NT, Windows 2000, Windows XP, Windows 98, Windows ME, Windows Server 2003
Vendor: AusLogics, Inc

59. Vidfern RAD.VRML
* Good Extendibility: RAD.VRML supports external plugins and files. Good Performance: It has the ability of creating external node files for better performance.
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Platform: Windows 95, Windows NT, Windows 2000, Windows XP, Windows 98, Windows ME, Windows Server 2003
Vendor: Vidfern Software, Ltd.

60. Vehicle Manager
Vehicle Manager is a tool that keeps track of vehicle maintenance, fuel records, insurance info, warranty info, performance data, and also includes a task manager so that you always know when maintenance is due.
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Platform: Windows 95, Windows NT, Windows 2000, Windows XP, Windows 98, Windows ME
Vendor: Colin Pennington

61. RegCompact.NET
Unlimited Single User License For Any Version 1.x Of RegCompact.NET A serial number will be delivered to you electronically. RegCompact.NET will enhance your WindowsXP system's performance by optimizing the arrangement of data stored in your system's registry hives.
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Platform: Windows XP
Vendor: ExperimentalScene