7z is no doubt a feature-rich and powerful archiver (claimed to offer the highest compression ratio). Here at HowtoForge, we have already discussed how you can install and use it. But the discussion was limited to basic features that you can access using the 'function letters' the tool provides.
Midnight Commander (mc) also has a good compressed file viewer, although I consider this a bit of cheating since mc is a file manager, albeit a text-based one.Also, if all you want is to see what's inside compressed archives, you could learn the "view" command for each compressor.
A lot of people are compressing files with RAR, sending compressed files with RAR and so on. ZIP is more standard and works on all platforms. Windows users have ZIP included and Linux users have no trouble with that file format.
Incremental Journaling Backup Utility and Archiver. zpaq is a free and open source incremental, journaling command-line archiver for Windows, Linux and Mac OS/X. Incremental means that when you back up your hard drive, for example: zpaq add e:\backup.zpaq c:\* then only those files whose last-modified date or size has changed since the previous backup are added.
Large Text Compression Benchmark. Matt Mahoney Last update: Oct. 26, 2018. history. This competition ranks lossless data compression programs by the compressed size (including the size of the decompression program) of the first 10 9 bytes of the XML text dump of the English version of Wikipedia on Mar. 3, 2006. About the test data.
Scott Hanselman is a former professor, former Chief Architect in finance, now speaker, consultant, father, diabetic, and Microsoft employee. He is a failed stand-up comic, a cornrower, and a book author.