Sony Unpack

If you are familiar with firmware patching, you probably know that modifying certain firmware packages requires special tools.
Fortunately, given that the interest for this practice is increasing, nowadays you can find a large palette of software solutions that can help you accomplish your tasks easily. One of these tools is Sony Unpack.
Please be aware that this utility has been designed to work with SLT and NEX Sony DSLR cameras firmware packages.

Portable command line application

Since it is portable, this program does not require you to install it on your computer. Additionally, it does not create any extra files or folders on your PC, nor does it tamper with your registry entries.
This tool can be exclusively run through Windows' native Command Prompt utility. Therefore, it does not offer you a Graphical User Interface, nor interactive functions whatsoever.

Unpacks firmware packages

You can rely on this utility if you need a quick way of decompressing SLT or NEX Sony DSLR camera firmware packages on your computer.
In order to accomplish that, you need to provide it with a corresponding file and include it as an argument when executing the application. Also, you can specify a destination folder if you want to. Otherwise, the application automatically creates one in the same folder as its executable component.

No configuration required

Since its sole purpose is to help you decompress the contents of a firmware package file on your computer, this tool requires you to perform no additional configuration.
On the downside, it does not come with any form of help documentation, so turning to a user guide in case you encounter any difficulty while operating its functions is not possible.

Portable command line application that can help you decompress firmware package files

As a conclusion, Sony Unpack is a lightweight, handy application that can help you unpack SLT and NEX firmware packages quickly and efficiently. It comes with a Command Line Interface (CLI), no configuration is needed when operating its functions and no help manual is provided to you.