Linux

Charlatan is a free virtual analog (VA) synthesizer with focus on sound quality and easy usability. Thanks to its streamlined UI, Charlatan never gets in your way when you like to move fast in your production workflow.
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Unlock the iconic sound of the legendary Roland TB-303 on your Windows, MacOS, or Linux system. This VST3, LV2, and AU compatible plugin is a Juce port of Robin Schmidt’s renowned Open303 DSP engine, bringing you the perfect TB-303 clone.
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TAL-NoiseMaker is an improved version of TAL-Elek7ro and has a completely new synth engine and a lot of improvements in sound and usability.
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Oxe FM Synth is an open source VST 2.4 instrument plugin for Windows, Linux and Mac OS X.
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Dexed is a multi platform, multi format plugin synth that is closely modeled on the Yamaha DX7.
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Protoverb is an experimental reverb based on the idea of a "room simulator". Most algorithmic reverbs try to avoid resonances or model the reflections of sound from a rooms walls.
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LoudMax is a Look-Ahead Brickwall Loudness Maximizer Plugin with a clean transparent sound. It is designed to retain the original character of the music as much as possible even at high compression levels.
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Regency offers a novel method of synthesis, based off traditional phase distortion synthesizers...
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Among the features are pitch shifting on the feedback, asymetric ping pong, reverse delay, and more...
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Up to four modules can be added to any one of the four bands. As of writing, there are 16 modules available to choose from...
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The free Lost-Tapes effect plugin is based on tape emulation, but does not model any specific hardware model...
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PaulXStretch is designed for a radical transformation of sounds. It can turn audio into hours or days of ambient soundscape in a smooth and beautiful way.
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