1)   Loco4chat, funny sound clips for chat. 1.5
Play 150+ free funny sound clips during any chat & VoIP (Voice over IP), record your own funny voices and add more. 100% Free! Support: Live Messenger, Yahoo Messenger, Skype, AOL AIM, ICQ, QQ, GTalk, Xfire, TeamSpeak, Ventrilo, Camfrog & Paltak.

 2)   AV Voice Changer Software Gold 7.0.22
Change your voice in chat and in real time; record voice chat, music; enhance voice; add audio and background effects; compare changed voice to another's voice for simulation purposes; play audio files in various formats: mp3, wma, wav, ogg, etc.

 3)   PLAYXPERT 1.0
In Game Universal Chat, Tunes, Browser, and more - Alt-Tab is a thing of the past. PLAYXPERT is the next-generation in-game community management toolset for PC-based & MMO games. First of its kind to offer configurable semi-transparent overlay.