cFosSpeed is the official Internet Accelerator for ASUS, GIGABYTE, ASRock and MSI gaming products
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New version of cFosSpeed available:cFosSpeed V10.50
Improved Traffic Shaping: Maximum bandwidth, minimum ping! Download now:www.cfos.de/download
Limited offer (1000 units): As a customer of ASRock motherboards you can now save 50% when buying cFosSpeed by using this coupon code:
You are using an old version of ASRock XFast LAN! An upgrade to a new version of ASRock XFast LAN or cFosSpeed is recommended.
We have additional information for you as a customer of ASRock motherboards!
We have additional information for you as a customer of ASUS motherboards!
We have additional information for you as a customer of Gigabyte motherboards!
We have additional information for you as a customer of MSI motherboards!
Download- cFosSpeed -
Keep your internet fast during heavy upload/download
Improve your Ping for online games
Reduce audio/video streaming problems
Download- cFos Personal Net -
Web server for home users and professionals
Host your files and synchronize your data
Instant web hosting on your PC
Build your own personal cloud
WebDAV, CalDAV and CardDAV support
UPnP Media Server
Download- cFos Outlook DAV -
Cloud synchronisation of your Outlook calendar, tasks and contacts (for Outlook 2013 and 2016)
cFos Outlook DAV is an Outlook Add-in to connect to calendar and contact folders on a CalDAV/CardDAV server in the cloud.
Download- cFos IPv6 Link -
IPv6 Connectivity for XP, Vista and Windows 7
Download- cFos Broadband Connect -
Dial-Up driver for high bandwidth internet access.
Download- cFos -
Dial-in Driver for ISDN - also for modem software
for other operating systems
for other operating systems
ISDN and ATM Dial-in driver with Traffic Shaping - also for modem software
for Windows 95/98/Me (cfos-win9x-me-v721-build3039.exe, 2,9 mb)
for Windows NT 4.0 (cfos-nt4-v721-build3039.exe, 3,2 mb)
for Windows 3.x (cfos-win3x-v382c.zip, 555K)
for OS/2 (cf2_382.zip, 380K)
for DOS (cfos382.zip, 530K)
Free tools and servicesFreeware
cFosSpeed Webserver API
Get Traffic Shaping statistics, create your own configuration dialogs or status info apps.
for cFosSpeed only, 2
for cFos only
cFos Skin Classic2
The classic cFos Skin
Skin for Windows XP Luna2
Skin for Windows XP Luna
C64-styled "cFos skin" (by Markus Welz)
Liquid Crystal Skin modified by Shinnher
Shinnher's Skin with black background modified by Scott
Shinnher's Skin with grey background modified by Scott
Shinnher's Skin with transparent background modified by Scott
Liquid Crystal blue1+2
Liquid Crystal skin, blue display (by Toxic)
Slim horizontal Liquid Crystal Skin (by offchu)
Slim LC History1+2
Slim horizontal Liquid Crystal History Skin (by offchu)
cFos Text Skin2
cFos Text Skin, for those who miss the old cFos windows.
cFos Monitor Text Skin2
cFos Monitor-Text-Skin (by Maik Reiss / Hoeft and Wessel)
cFos Monitor Text Skin 5.252
cFos Monitor-Text-Skin (for cFos versions >= 5.25)
Minimal Skin (by MTiN)
Icon Skin (by Grant Brunton)
Rx/Tx Skin (+ Icon)1+2
Send/Receive Skin and Icon Skin (by Ilya Dedinsky)
Froghut Title Bar Skin1
Froghut Title Bar Skin (by Björn v. d. Osten)
cFos(Speed) skin archive with TGA files - for older versions of our programs
Traffic Analysis Icon W7
Modified Traffic Analysis Skin with background image by Msinanucler
Shinnher's Skin modified by Safak Falakaoglu
Dean's Metro Skin
Metro Skin modified for Windows 10 (by Dean)
How to create your own cFos(Speed) skin:
cFosSpeed gadget for Vista
cFosSpeed sidebar gadget for Windows Vista/7
Note: If you get a "Can't create automation object" error message after installing the gadget, please do the following:
1. Check the version number of cFosSpeed
(4.24 or higher is mandatory)
2. Reboot your system
As a service to you, we have made the following cFos/cFosSpeed localizations available for free download. Since these free expansions have been created by customers for customers, cFos Software GmbH does neither assume liability nor provide technical support for any of them.
For any questions concerning a specific localization, please do contact the author directly. However, should you come across any significant translation errors, omissions or other irregularities (intentional or otherwise), please let us know briefly so we can check up on it.
translation: Andreas Simonsen)
translation: Mohammad Salmani)
cFos beta versions
Hall of Fame
Free download of cFosSpeed, cFos IPv6 link, cFos Broadband connect and cFos Professional and also additional freeware.