20 Free Keyboard VST Plugins

Dexed is a free FM synth plugin by Digital Suburban that models the sound and features of the classic Yamaha DX7. It offers six operators, real-time VU meters, and 144 automatable parameters, giving music makers detailed control over tone, pitch, and modulation.

Dexed also works as a DX7 patch editor and SysEx manager, letting users load, save, and organize sounds from original hardware. With DX7 and TX7 compatibility across Windows, Mac, and Linux, it delivers authentic FM tones for keys, basses, and electronic textures.

TAL–Bassline offers a classic analog-style bass experience in a modern plugin format for Windows and Mac. It recreates the sound and feel of vintage hardware with a warm tone shaped by its special -18dB low-pass filter and responsive nonlinear envelopes.

This synth includes band-limited oscillators, a sub-oscillator, and a simple arpeggiator to craft smooth basslines or sharp acid tones. With features like unison mode, MIDI automation, and precise control of sliders, TAL–Bassline helps producers build solid, character-rich low-end sounds quickly.

Soft Piano offers a warm, gentle piano tone recorded at Air Edel Studios in London. The felt layer between the hammers and strings creates a soft, intimate sound that works well for emotional tracks, film scoring, or quiet background parts in any project.

This plugin keeps things simple with clear controls for tone, dynamics, and expression. Its single sound layer delivers a natural, realistic feel that blends easily in mixes, making it a reliable choice for music creators who want an authentic and focused piano sound.

LABS Modular Piano offers a blend of acoustic warmth and electronic texture. Created from a felted upright Schimmel piano and a Wurlitzer, its sounds run through modular gear and analog effects to produce a moody, atmospheric tone with a slightly industrial feel.

With twelve sound options, you can move from soft, emotional tones to more experimental textures. Reverb, delay, and expressive controls let you shape your music’s mood, making this plugin useful for ambient tracks, cinematic scoring, or creative sound design.

Tunefish4 is a compact virtual analog synthesizer made by Brain Control for Windows, Mac, and Linux. It combines additive wavetable synthesis with a range of filters and effects to create diverse sounds. The plugin supports polyphony, modulation options, and flexible noise control for sound design.

It includes adjustable effects like chorus, flanger, delay, reverb, EQ, distortion, and formant for shaping tones. With two LFOs, two ADSRs, and a modulation matrix, creators can craft leads, basses, or ambient textures. Tunefish4 delivers detailed control in a small, efficient package.

Helm offers a free and open-source way to make electronic sounds on your computer. It works on Windows, Mac, and Linux, either on its own or as a plugin in most major formats. With two main oscillators, filters, and effects, Helm gives flexible control over your sound design.

Its clear layout includes a step sequencer, modulation options, and visual tools like an oscilloscope for quick feedback. Since it’s open-source, you can study, modify, and share it as you like. Helm is a reliable choice for exploring synthesis and building original electronic sounds.

Salamander Piano offers the rich and expressive tone of a Yamaha C5 Grand Piano, sampled across 16 velocity layers for realistic sound detail. It includes simple ADSR and pan controls, letting you shape the attack, sustain, and stereo placement to match your music style.

This plugin is great for creating bright rock or pop piano parts that stand out in a mix. Available for Windows and Mac in both 32-bit and 64-bit formats, Salamander Piano delivers a clean, smooth playing experience without the cost of commercial libraries.

Piano One offers the sound of a Yamaha C7 concert grand piano through a blend of sampling and modeling. It delivers a natural tone with quick response, capturing both the body and brightness of a real grand piano. Its small file size allows for quick load times.

This plugin includes controls for reverb, tone, pedal noise, and dynamics to shape the piano’s feel and sound. Users can also expand its features with optional add-ons for deeper tone and style changes. Piano One provides a solid piano experience suited for many music projects.

TAL–Elek7ro offers a classic analog-style sound in a simple virtual synth design. It features two main oscillators, a sub-oscillator, and noise control for shaping tones. With options like hard sync, FM, and a flexible filter section, it handles clean leads or gritty basses easily.

Its envelopes and LFOs react quickly, letting producers create energetic movement or subtle detail. The plugin includes 80 presets and runs on both Windows and Mac systems. Designed for rich, punchy tones, TAL–Elek7ro gives music creators an easy way to build warm, analog-style sounds.

Beat Black Mamba offers a rich selection of dark and cinematic sounds designed for producers who need quick inspiration. Built on the Beat Zampler engine by Synapse Audio, it supports SFZ files and delivers layered pads, haunting textures, and deep bass tones ready to use in any project.

Its interface includes filters, LFOs, envelopes, and a range of effects like delay, reverb, and chorus to shape each sound. The built-in arpeggiator and step sequencer add movement and rhythm, making it a practical tool for creating atmospheric or dramatic music.

Afrokeyz Lite offers a simple way to create modern African-inspired beats. It includes six ready-to-play presets such as pianos, guitars, and marimbas designed for styles like Afrobeats, R&B, Dancehall, and Lo-fi. Each sound is crafted to bring warmth and rhythm to your tracks.

The plugin provides controls for reverb, ADSR, LFO, glide, pitch, and filter adjustments, giving producers the flexibility to shape their sound. Compatible with both Mac and Windows, Afrokeyz Lite works in all major DAWs, making it an accessible choice for music creators.

Sixth Month June offers a classic analog synth sound inspired by vintage keyboards like the Roland Juno 6. It includes sawtooth and pulse wave oscillators, a noise generator, and a smooth low-pass filter for shaping tone. The built-in arpeggiator helps create rhythmic note sequences automatically.

This plugin also features chorus and delay effects that add depth and space to your sounds. With envelope and LFO controls for movement and tone shaping, Sixth Month June gives producers tools to craft warm pads, bright leads, and retro-inspired textures on Windows systems.

Big Blue Piano is a free electric piano plugin for Windows created by Daniel Smith Music. It recreates the classic Fender Rhodes tone with a smooth and expressive sound. The plugin uses the mod-wheel and aftertouch to shape vibrato, giving players responsive and natural control.

Its simple design focuses on performance rather than visuals, offering just a clean on-screen keyboard and clear labeling. Big Blue Piano is a solid choice for adding warm, emotional electric piano tones to tracks without complicated settings or extra features.

Keyzone Classic offers a collection of sampled piano sounds, including the Yamaha Grand, Steinway Grand, Rhodes, and basic electric piano. It gives music creators a simple way to add realistic piano tones to their projects without needing large sound libraries or complex setups.

The plugin includes built-in reverb, modulation, and an ADSR envelope for shaping each note’s feel. With options to adjust attack, sustain, and pitch, it helps users create anything from bright leads to soft background layers across many music styles.

OP-X offers the classic warmth of vintage analog synths in software form. Using six independent voices, it recreates the character and depth of legendary hardware units. The 12dB filter stays rich even at high resonance, making pads, leads, and bass lines come alive with smooth tone and texture.

OP-X Free includes 11 selected sounds and a streamlined interface for quick access to core features. For more control and sound variety, users can upgrade to OP-X Player or the full OP-X version. Together, they form a clear path from simple preset use to deep analog-style sound design.

Juno 6 is a free analog-style synthesizer plugin for Windows that recreates the sound of the classic Roland Juno 6/60. It includes features like a chorus effect, arpeggiator, adjustable tuning, and filters that let you shape warm pads, bright leads, or deep bass tones.

Juno 6 offers simple controls such as DCO, LFO, VCF, and ENV to adjust sound movement, tone, and dynamics. Its built-in keyboard and hold function make it easy to experiment with vintage-style sounds that fit well in retro, pop, or electronic tracks.

City Piano Crisp offers the rich tone of a sampled Baldwin Baby Grand Piano in a simple, free VST for Windows and Mac. With four velocity layers, it delivers a natural and balanced sound that works well across many musical styles and recording setups.

It includes easy controls for attack, decay, sustain, release, volume, and pan, allowing you to shape your sound quickly. City Piano Crisp is a practical choice for creating expressive piano parts without complex setup or heavy processing.

ODsay offers a classic analog synth experience that recreates the sound and feel of the ARP Odyssey. It includes two oscillators for shaping warm, duophonic tones with sawtooth, square, and pulse waves. Extras like ring modulation and noise generation let you build gritty or smooth sound textures.

Its filters and envelope controls allow precise tone shaping, from sharp resonant sweeps to mellow leads. With modulation options like LFO, sample-and-hold, and glide, ODsay gives music creators the tools to design expressive, vintage-style synth sounds for any project.

Anti-Transpirant offers an analog-style synthesizer experience for Windows users, designed by TubeOhm. It includes core tools such as oscillators, filters, LFOs, and ADSR controls to shape sound in detailed ways. The built-in sequencer adds motion by creating evolving mono patterns and rhythmic ideas.

This plugin focuses on expressive high-frequency effects like Filter FM, ring modulation, and PWM. With options for tuning, delay, and noise textures, it can produce both smooth tones and experimental sounds. It’s well suited for music creators looking to explore classic synth timbres with modern flexibility.

June-21 offers the warm, classic sound of the Roland Juno and MKS-50 in a free, open-source plugin. It includes over 50 presets and tools such as LFO rate, pulse wave, and delay controls, helping producers shape tones ranging from soft pads to bright leads.

With controls for chorus, filters, and envelopes, June-21 gives users room to adjust their sound for any style. Its clear layout and faithful emulation make it a strong choice for those seeking vintage character with flexible sound design options.