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Hex Editor - edit your binary now! ;)
Hex Editor - an application for editing the binary data, the data is represented in the "raw" - as a sequence of bytes.
Since Hex Editor is quite a versatile tool it is not possible to describe all variants of it's use. Use your fantasy;-)
This is a tool for engineers. If You don't know what for use it - please DO NOT INSTALL and DO NOT RATE this app.