Audacity

Audacity is a free, open source software package for recording and editing sounds.
Supported operating systems:Mac OS X, Microsoft Windows, GNU/Linux, and more.

Features:

  • Record live audio.
  • Convert tapes and records into digital recordings or CDs.
  • Audio formats: Ogg Vorbis, MP3, WAV or AIFF sound files.
  • Cut, copy, splice or mix sounds together.
  • Change the speed or pitch of a recording.

Also has plugin and effect support.

WEBSITE

Fraps

Fraps is a multifunctional tool mainly used for game benchmarking and video capture.

Shows how many Frames Per Second (FPS) you are getting in a corner of your screen. Save the statistics out to disk and use them for your own reviews and applications.

Video and screenshot capture.
Take screenshots with the press of a key.There’s no need to paste into a paint program every time you want a new shot.  Your screen captures are automatically named and timestamped. Fraps can capture audio and video up to 2560×1600 with custom frame rates from 1 to 120 frames per second.

WEBSITE