Bleep' - is a free VSTi synthesizer plug-in for Windows which inspired by the sound of MOS Technology SID. At the same time Bleep' is not emulator of this chipset but only partially similar to its architecture.

Main features:
* 3 oscillators with four waveforms: sawtooth, triangle, pulse (with PW) and noise
* Each oscillator has own detuner, ADSR envelope and multimode LP/BP/HP filter
* Multimode LFO synced with BPM and with Random mode
* Modulator Envelope Generator
* Pseudo arpeggiator
* Overall multimode filter
* Adjustable degrader
* Built-in preset manager with ability to patch name editing
In addition, VST automation and full MIDI Learning are supported.