Dexed
Digital Suburban / asb2m10 · Free
Dexed is a free open-source Yamaha DX7-style FM synthesizer and cartridge librarian for Windows, macOS, and Linux in VST, AU, and LV2 formats.
The essential free DX7-style FM synth — accurate enough for classic digital tones and SysEx banks, limited mainly by 1980s FM workflow rather than sound quality.
Am besten für: Producers who want authentic DX7 electric pianos, basses, bells, and FM textures without buying hardware or a paid FM flagship.
Pros
- Free, open-source DX7-modeled FM with multi-platform support
- Loads classic DX7 SysEx cartridges and acts as a librarian
- Accurate digital EP, bass, bell, and brass FM tones
- Runs on Windows, macOS, and Linux (VST, AU, LV2)
Cons
- DX7-style editing is still operator-matrix deep for beginners
- No modern multi-engine extras like wavetable or sample layers
- UI is functional rather than a contemporary design showcase
Überblick
Dexed is a free, open-source multi-platform FM synthesizer closely modeled on the Yamaha DX7. It exists so that the defining digital instrument of the 1980s — electric pianos, metallic basses, glassy bells, and brittle brass — is available to anyone without hunting vintage hardware or paying for a boutique recreation. Alongside the synth engine, Dexed doubles as a DX7 SysEx cartridge librarian, which is why collectors and patch archivists treat it as infrastructure as much as an instrument.
It excels at authentic FM timbres and patch interchange. Load a classic DX7 bank and you are hearing the language of 1980s pop, R&B, and soundtrack work: the EPs, the plucks, the mallet tones. Because it speaks SysEx, decades of community and commercial cartridges remain usable. Cross-platform builds (Windows, macOS, Linux) and VST/AU/LV2 support mean it fits nearly any serious setup, including free/open DAW stacks.
The trade-offs are the same ones the DX7 always had. Six-operator FM is powerful and unforgiving; parameter names like frequency ratio and envelope rates do not teach themselves. Dexed does not try to be a modern multi-engine synth — no wavetables, no sample layer, no giant effect rack. If you want guided FM with a visual matrix and factory polish, FM8 or a modern hybrid like Phase Plant / Surge XT may be faster for new sound design.
Against its alternatives, FM8 is the paid, friendlier FM workstation inside the NI ecosystem. Phase Plant and Surge XT are broader hybrid synths that include FM among many other engines. Reaktor is a modular playground, not a DX7 specialist. Choose Dexed when you specifically want free, accurate DX7-style FM and SysEx compatibility — it remains the standard open answer to that brief.
Spezifikationen
- Type
- FM synthesizer (Yamaha DX7 model) + SysEx librarian
- License
- Free / GPL v3 open source
- Synthesis
- 6-operator FM (DX7-style)
- Cartridge tools
- MIDI cartridge librarian/manager for DX7 SysEx
- Formats
- VST, AU, LV2 (platform-dependent); standalone builds
- Platforms
- Windows, macOS, Linux
Zuletzt geprüft 2026-07-09
FAQ
Is Dexed free?
Yes. Dexed is free software licensed under the GPL v3. You can download it from the official project site and GitHub.
Does Dexed load DX7 patches?
Yes. Dexed can load classic Yamaha DX7 SysEx banks and also works as a cartridge librarian/manager for DX7-format data.
What formats does Dexed support?
Dexed is multi-format: VST, AU, and LV2 depending on platform, plus standalone builds on Windows, macOS, and Linux.
Dexed vs Native Instruments FM8?
Dexed is free and closer to classic DX7 architecture and SysEx. FM8 is a paid NI instrument with eight operators, a more visual matrix, large preset library, and modern effects — easier for deep design if you already own Komplete.
Direkte Konkurrenten
Dexed vs — head-to-head specs, price, and Dubspot Score.