Portable-VirtualBox

Portable-VirtualBox is a free and open source software tool that lets you run any operating system from a USB stick without separate installation.

More info is available at http://www.vbox.me/

Installation

Universal (semi-manual):

1. Unpack Portable-VirtualBox-6-5-11.7z to any folder for example "D:\Portable-VirtualBox".
2. Download VirtualBox from official website: https://www.virtualbox.org/wiki/Downloads. For example VirtualBox-6.1.28-147628-Win.exe.
3. Execute Portable-VirtualBox.exe, press Search button and navigate to VirtualBox-6.1.28-147628-Win.exe.
4. Activate Extract the files for 64-bit system and Start Portable-VirtualBox... checkboxes.
5. Press OK and follow instructions.

Automatic is for version 6.1.28 (147628) currently:

1. Unpack Portable-VirtualBox-6-5-11.7z to any folder for example "D:\Portable-VirtualBox".
2. Execute Portable-VirtualBox.exe and press Download installation files of VirtualBox. Wait until download finish.
3. Activate Extract the files for 64-bit system and Start Portable-VirtualBox... checkboxes.
4. Press OK and follow instructions.

Man can use VirtualBox v5 or even v4 with 32-bit support. 32-bit is deprecated in VirtualBox v6.

Manual Update

1. Download latest VirtualBox-6.x.x-xxxxxx-Win.exe from official website.
2. Put it to Portable-VirtualBox dir.
3. Open UnpackPortable_6.cmd in notepad and edit first four lines: VER, MAJOR, MINOR, BUILD.
4. Execute UnpackPortable_6.cmd.
5. Directory VirtualBox-6.x.x-xxxxxx-Win will be created. Move it's contents to Portable-VirtualBox dir. Replace old files.

Building

1. Download and install AutoIt from official website: https://www.autoitscript.com/site/autoit/downloads/. Current stable is v. 3.3.14.5.
2. Right click Portable-VirtualBox.au3 -> Compile with options -> Compile Script. That's it!

Or see original instruction for information on how to build from source: BUILDING.