XP Smoker
XP Smoker allows you to change various settings in the Windows Registry. These settings can improve the performance for your computer drastically. You can also stop and disable useless services in Windows XP. And in the end, you will reduce subsystem bottlenecks, increase application and boot... XP Smoker also includes a state-of-the-art Internet Optimizer that runs a series of tests to improve your Internet connection for smoking-fast surfing no matter what connection speed you have! ... Whether you use a dialup, cable, DSL, or satellite connection, XP Smoker can increase your browsing...
http://www.xp-smoker.com/downloads/xps.exe - 4Mb - Download - Screenshot

XP Smoker Pro
XP Smoker Pro allows you to change various settings in the Windows Registry. These settings can improve the performance for your computer drastically. You can also stop and disable useless services in Windows XP. And in the end, you will reduce subsystem bottlenecks, increase application and... XP Smoker Pro also includes a state-of-the-art Internet Optimizer that runs a series of tests to improve your Internet connection for smoking-fast surfing no matter what connection speed you have! ... Whether you use a dialup, cable, DSL, or satellite connection, XP Smoker Pro can increase your...
http://www.xp-smoker.com/downloads/xpspro.exe - 4Mb - Download - Screenshot

Accelerate
Slow Internet connection speeds can be frustrating, and the hardware upgrades necessary to speed your system up can get very expensive. Webroot Software offers solutions designed to help you get the most out of your current Internet connection without making costly investments in hardware upgrades. ... While the maximum transfer speed of a modem/network connection can only be changed by costly hardware upgrades, Accelerate optimizes Windows settings for data transfer over modem/network connections resulting in faster download speeds, faster web site loading, and an overall increase in web...
http://www.webroot.com/download/trial/1/accsetup1.exe - 1Mb - Download - Screenshot

Modem Booster
Tired of slow surfing speed and long waits for pages and files to download? Getting delayed responses when you are gaming online? Your modem settings are not optimized! As seen on PC Magazine, Windows Magazine WinList Winner and Top 10 Download on TechWeb. ... com for 8 months straight, Modem Booster works with all dial-up Networking ISPs and optimizes your Internet connection settings to increase your modem speed by up to 300 per cent. ... It is the only Web Accelerator that does a thorough check up of your modem settings and systematically tunes it up by matching your ISP’s settings to...
ftp://inklineglobal.net/win32/mb30.exe - 2Mb - Download - Screenshot

Optimum XP
Tweak Windows XP with Optimum XP! It makes it so easy to accelerate, secure and totally customize your Windows XP Home or Pro system with over 150 powerful tweaks and hidden Registry settings. The easy-to-use interface has descriptions right next to each tweak. ... The included features will: increase CPU priority, free up RAM, optimize hard drive space, accelerate file system performance, accelerate Internet speed, increase security and privacy, help prevent Denial of Service attacks, enhance network communications, Customize: Windows, Internet Explorer, Windows Media Player DVD...
http://www.roemersoftware.com/downld1/optimumxp.exe - 961Kb - Download - Screenshot

Bearshare Speed Optimizer
Bearshare Speed Optimizer is an innovative download acceleration program that will make your life better by speeding up Bearshare downloads and faster finding the files you want. Our new technology brings your download speed to maximum by uncovering full potential of your Internet connection and... It increases search and download speed, constantly locate more file resources, automatically continue broken download. ... Automatically clears downloaded and wrong files ? ... Automatically Hang up dial-up connection when all downloads finished ?
http://www.bearshareoptimizer.net/bearshare_speed_optimizer_22.exe - 1Mb - Download - Screenshot

OptimizeXP Internet/Network Edition
Optimize and tweak your Windows XP Internet and Network settings to increase your internet speeds and make your network more stable. OptimizeXP comes with over 20 tweaks and optimizations to ensure that your internet expierence is as good as it can be. ... Don't forget to check out the other 3 editions of OptimizeXP! ... OptimizeXP comes with free on-line support.
http://www.econceptsoftware.com/downloads/OXP_internet.exe - 703Kb - Download - Screenshot

Speed Master
Speed Master is a tool that improves your internet connection speed and prevents you from being disconnected. Default registry settings are not optimized to give maximum performance. By optimizing these settings with Speed Master, you can increase dialup modem and broadband connection... Speed Master includes the "Stay Connected". ... Speed Master supports Dial-up Modem, Lan, Cable Modem, xDSL, ISDN, T1, Cable/DSL running PPPoE or PPTP, Satellite. ... Stay connected sends a small TCP/IP packet to given URL to keep your connection active.
http://www.ctnetsoftware.com/speedmaster.exe - 2Mb - Download - Screenshot

Dr.Salman's Window Power Tools
Make your PC sky rocket, boost your Internet speed, optimize and increase your RAM and boost performance up to 300% with this best optimizing suite for Windows. Window Power Tools optimizes Windows GUI to make windows run faster, it also makes your internet connection faster and decreases... The modem dialing speed is boosted to three times as fast. ... Windows Start menu and popup menus speed up by four times. ... In addition the program gives Windows powerful security and anti-hacking features, such as restricting access to dos, games, control panel, system settings, memory settings,...
http://www.dmisoftware.com/drptools.exe - 5Mb - Download - Screenshot

NetScream
NetScream is a tool for all that allows you to modify your modem settings to increase internet performance up to 200% or higher!! No modifications to your hardware are made and all adjustments and settings are done in an easy to use interface that a child could use. ... 6/56k modem, cable modem, or DSL modem, NetScream will boost your internet connection speed. ... Most other modem enhancers promise that they work while you notice no difference at all in internet speed. ... You no longer have to put up with downloading a huge file and being disconnected in the middle of the transfer.
http://www.swiftdog.com/downloads/netscream.exe - 830Kb - Download - Screenshot