MegaVST is a free VST plugins directory, download free virtual instrument and audio effects that you can use to create a music.
VST (Virtual Studio Technology) is a software interface that integrates software audio synthesizer and effect plugins with audio editors and recording systems developed by Steinberg. Here you can find the free ones, and use it on Digital Audio Workstation software to produce a music.
DSK Overture is a Classic orchestra virtual instruments from DSK Music. With this orchestra VSTi you can play full 4 layer sounds, or 4
SoundKeys Cellofan is a Virtual Cello Plugin from SoundKeys VST. a Simple plugin but have a realistic sound.
OMB1 is designed to provide a clean and easily adjustable electric bass. With 4 choice of bass styles, including: Finger, Pick, Slap and Mute.
The MDA Piano is a Virtual Instrument from MDA-VST.com. This plugin is free and open source. There are 8 presets that you can choose,
DVS Guitar is a Virtual Instrument from Dream Vortex Studio. VST plugin is based on a sampled guitar and includes Overdrive, Reverb and Flanging.