Google Chrome 55.0.2883.75 32-64 bit Multilingual

Google Internet browser without installation.
Download Portable Chrome 32-64 bit MultiVersion Online (0.5 MB) 04/12/15
Check Stable for latest 55.x.x.x
Check Dev for latest 56.x.x.x
For XP/Vista: Download Portable Chrome 49.0.2623.112 32 bit Online (0.5 MB)

Open-source browser without installation.
Download Portable Chromium 32-64 bit Latest Online (0.8 MB) 12/05/16

SRWare Iron 54.0.2850.0 is based on the Chromium-source and offers the same features as Chrome but without the critical points that the privacy concern.
Download Portable SRWare Iron 32-64 bit Multiversion Online (0.4 MB) 24/12/15

PPAPI Flash Plugins

ChromePass Chrome Browser Password Recovery.
Download Portable ChromePass latest Online (0.5 MB) 20/11/13
To see Passwords stored in Chromium or Iron Portable, write Browser=Chromium or Browser=Iron in ChromePassPortable.ini

ChromeHistoryView Chrome Browser History Viewer.
Download Portable ChromeHistoryView latest Online (0.5 MB) 07/12/14
To see History stored in Chromium or Iron Portable, write Browser=Chromium or Browser=Iron in ChromeHistoryViewPortable.ini

Extract and run ChromePortable or ChromiumPortable or IronPortable.
If you want to add parameters, start in incognito mode, not set cache in temp, not delete cache or allow multiple instances: edit *Portable.ini.
Example: AdditionalParameters=--app=http://portableappz.blogspot.com
Settings of installed Chrome, Chromium or Iron should be preserved.