BizHawk is a multi-system emulator written in C#
Audio Editor
Icecast and Shoutcast broadcasting client
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
A feature packed DJ console and internet radio client for Linux users
Musician-oriented Linux distro
Play SoundTracker media on your computer.
Automatic normalizer + EQ for audio files
sound recording gui
Highly portable CD/DVD/BluRay command line recording software
Free yourself
USB soundcard on STM32F103C8T6 and TLV320AIC23B
Summary
Change pitch or tempo on the fly!