Blue Cat’s Flanger effect is very versatile: it may sound very metallic and harsh or on the contrary very soft. You can easily obtain a wide range of sounds with this audio plug-in. The included factory presets will make you explore the capabilities of this effect.

ispeak allows your Mac to talk! Just type whatever you want into the text field and choose from the list of over 13 voice options.

All2Mp3 is an audio converter that allows you to convert various audio files to mp3.

All2Mp3 transforms archives MPC, FLAC, APE, WV, AIFF and wav directly to mp3.

Rip is an easy to use application that will allow you to quickly extract audio traccks from your CDs to your Mac.

Soundflower is a free and easy to use Mac OS X system extension that allows applications to pass audio to other applications.

Soundflower is easy to use, it simply presents itself as an audio device, allowing any audio application to send and receive audio with no other support needed.

People love the album the art feature in iTunes, but it would be cooler if one could also see the music video to the song. Well now you can! (sort of). YouTube has a stacks and stacks of music videos on their website. iTube is a free and little Dashboard widget that gets the artist and title of the song you are playing in iTunes.

PowerCurve is a free audio plug-in that also features a visual counterpart.

Fool’s Court is actually a pair of two distinct but similarly composed soundsets for Adium. Fool’s Court Symphonic is an orchestral soundset, while Fool’s Court Simplified strips the melodies down to their bare essentials in a vibraphone arrangement.

Impromptu is a Mac OS X programming environment for sound artists and composers with an interest in live or interactive programming. Impromptu is a Scheme language environment, a member of the Lisp family of languages.

iClip Lyrics searches the playing song’s lyrics in LiricWiki.Org and adds it in the Text field of playing song in iTunes. If the lyrics have not been found, you can start a search with Google and after selecting and copying the lyrics to the clipboard, iClip Lyrics allows you to add it in the Text field of the playing song just by clicking on the button “Paste Lyric ” in the toolbar.