Virtual Box portable

Cross-platform virtualization without installation.
Download Portable VirtualBox MultiVersion Online (0.5 MB)
In first screen enter: 4.2.6-82870
Extension Pack available

Extract and run VirtualBoxPortable.
Settings of installed VirtualBox should be preserved.

Disk SpeedUp

A Powerful disk defrag tool to analyse, defrag and optimize disk for peak performance

Disk SpeedUp

• 

• • Quick and Optimized Disk Defrag.

    Defrag Automatically and Intelligently.

    User-friendly Interface and Interactive Drive Map.

    Small and Lightweight.

    Customized Presets.

• Download Now1.4 for Windows | Update: June 1, 2011

Light Image Resizer 4.4.1.2 Multilingual

Manage your digital photos without installation.
Download Portable ImageResizer Online (0.3 MB)
In first screen enter: 4.4.1.2

Portable ImageResizer Online will download setup and extract files.

Extract and run ImageResizerPortable.
You can add switches (App\ImageResizer\switches.txt) with AdditionalParameters in ImageResizerPortable.ini.
Settings of installed ImageResizer should be preserved.

special thanks to portableappz