BeepComp is an app that helps you create nice chiptunes.
Write text… compose beep music!

Features:

• Text editor
• Easy MML-inspired syntax
• 9 music and 1 drum channels
• Effects (delay, LFO, envelope etc.)
• Export to mp3, wav, ogg files
• Coping + pasting to/from outside text
• Waveform selection (sine, square, sawtooth, triangle etc.)

hiromorozumi.com/beepcomp
sourceforge.net/projects/beepcomp