Kid3 is a free opensource tool to easily tag multiple MP3 files (e.g. full albums) without typing the same information again and again and allow you to control and edit ID3v1 and ID3v2 tags. It’s one of those things I started doing so enthusiatically and then give up after a few tracks and finally this should help me get around this.

From AWstats website: “AWStats is a free powerful and featureful tool that generates advanced web, streaming, ftp or mail server statistics, graphically. This log analyzer works as a CGI or from command line and shows you all possible information your log contains, in few graphical web pages. It uses a partial information file to be able to process large log files, often and quickly.

OpenDJMix as the name implies is a free opensource virtual DJ system which allows you to mix MP3 files and audio CD tracks. It consists of a C++ API that manages a virtual sound bus with its I/O and a Qt GUI that enables a user to mix 4 MP3 or audio CD tracks. The API has been designed to be used in all multitrack sound tools. OpenDJMix is still in Beta and looks very promising.

When you listen to digital music, your software or hardware player usually shows information about the current song, which it gets from MP3 tags or Ogg Vorbis comments. Most ripping software supports acquiring this metadata from the CDDB or FreeDB services based on a CD's disc ID. But you can also can fill in and edit metadata with tools such as EasyTag and Picard.

TrueCrypt is a free opensource software system for establishing and maintaining an on-the-fly-encrypted volume (data storage device). On-the-fly encryption means that data are automatically encrypted or decrypted right before they are loaded or saved, without any user intervention.

Sometimes you get a bunch of files that are named in an annoying way and you’d like to change the naming convention for all of them. Maybe you forgot to change the settings on your CD ripping software and it ended up creating a bunch of long file names that you don’t like.
The aptly named "rename" terminal command comes to the rescue and allows you to bulk rename files from the command line.

Asunder is a graphical Audio CD ripper and encoder for Linux. You can use it to save tracks from an Audio CD as any of WAV, MP3, OGG, FLAC, WavPack, Musepack, AAC, and Monkey's Audio files.

MediaInfo supplies technical and tag information about a video or audio file.
What information can I get from MediaInfo?
What format (container) does MediaInfo support?
What can I do with it?

A nice short and sweet command line tip today and it’s to do with finding out information about the version of the kernel you’re running. You might be asked for this information if you are asking for help somewhere or you might be messing around with your kernel.