#5684
Cerbero is an advanced, professional malware classification and file security analysis tool for Windows, Mac and Linux platforms. It was designed to inspect the structure, code and many other things of dozens of file formats for reversing, malware triage, forensics or software development purpose.

#5604
Packing a program is the most common way developers protect their software. Therefore, in order to crack some software, the first step is to detect whether it has been packed. Detect It Easy (DiE for Short) is a very powerful and easy-to-use PE packers detection tool developed by horsicq from Germany. It has very comprehensive and functional PE packer detection functions, simple operation, and is widely used as one of the most important auxiliary tools for software cracking for now.

#4082
For files without an extension name, or some proprietary format of files that any common software cannot read/write, if you're sure it's a media file, then you can try using MediaInfo to detect its file metadata first. Alternatively, you can also direct use FileAnalysis to analyze its file type, thus determine that what software generated, encapsulated or encrypted this file.

#1817
When the disk space is tight, in addition to using some common tools to clean junk files automatically. But we also need to manually delete some huge files/folders as necessary, in order to efficiently release the disk space wasted at full blast.