euroshield 1 is a bare Eurorack module board that turns a Teensy 3.x development board into a programmable Eurorack synthesizer module, with two audio/CV inputs, two audio/CV outputs, and MIDI I/O via 3.5mm jacks. It requires a separately-purchased Teensy board and is programmed with Arduino/Teensyduino; this original euroshield has been discontinued.
The QUAID GIGASLOPE is a four-channel multi-mode modulator where each channel outputs a variable staged slope that can act as a complex envelope, flexible LFO, or step sequence with up to 13 stages.
A fully analog modular synthesizer system from England featuring a customizable module selection, 1V/octave CV compatibility, and Doepfer A-100 format compatibility.
RackBrute 3U is a comprehensive Eurorack housing, transport, and protection solution. Featuring configurable positions, dependable power supply, and maximum practicality, you can be assured your precious modules will be well guarded.
RackBrute 6U is an all-inclusive Eurorack case ensuring the total security of your modules and maximum practicality in all conditions of use. Its multi- position configuration and included dependable power supply make it the true specialist solution.
Hexmix VCA is a compact six channel VCA with a unique response curve range from logarithmic to linear and to exponential using a pot. All outputs are routed to output six to act as a mixer, with a normalization of each one to remove each channel from the Mix.
Kickall is a 6HP compact synth voice that features everything needed to make a big fat kick. The module has been designed with a kick synthesis patch in mind.
MEX is a gate expander for the Muxlicer sequencer. It adds a new line of gates to Muxlicer's sequence, where each step can be independently set to one of three modes: off, output the same number of gates as Muxlicer, or send just one gate. Multiple MEX units can be daisy-chained together to create entire sets of different gate patterns running in parallel.
The Noise Plethora is a 14HP multitimbral noise module combining three digital sound generators with three analog multimode filters. Two algorithm-based channels (A and B) offer dozens of selectable noise textures with dual CV-controlled X/Y parameters and filter CV, while channel C provides simultaneous white noise, gritty granular noise, and filtered noise outputs. Open-source Teensy firmware enables ongoing expansion of the algorithm library.
Oneiroi is a 30HP experimental full-stereo synthesizer voice by Befaco for ambient pads, drones, and cinematic sound design. It combines three oscillators (Sine, Wavetable/Supersaw, and a 5-second stereo Looper), a multimode filter, resonator, delay, and reverb in one module. A built-in randomizer generates instant patches at three intensity levels, and the looper supports Sound On Sound layering from external input or the module's own output.
Percall is a 12HP percussive envelope and VCA module that shapes four audio sources into percussive hits using four voltage-controlled amplifiers with dedicated decay envelopes. Each channel features a CV-controllable decay time and per-channel volume, with a normalized mix output for building percussion submixes. A global Strength input adds dynamic control across all channels simultaneously, and choke controls link channel pairs for realistic hi-hat behavior.
RANDOM8 is an eight-channel random voltage generator created in collaboration between Befaco and Mylar Melodies, packed into just 8HP. Each channel features independent looping controls, a pitch quantizer with 16 scale options, slide, probability, and offset controls. It functions simultaneously as a pitch sequencer, CV animator, and LFO, enabling performers to cycle between looping and evolving voltages with a single button press.
The Befaco VC ADSR is a voltage-controlled ADSR envelope generator built around a dual-transistor current mirror circuit for smooth, musical response. Each stage (Attack, Decay, Sustain, Release) is voltage controllable via dedicated CV inputs, and the module provides gate outputs for every stage of the envelope. A curve control lets users sweep continuously between linear and logarithmic/exponential response shapes.
The Buchla 100 Series is a classic modular analog synthesizer system produced from approximately 1963 to the early 1970s, featuring voltage-controlled modules and innovative touch-plate keyboards for electronic music creation.
The Buchla 200 Series is an advanced modular voltage-controlled analog synthesizer system dubbed 'The Electric Music Box' for its ability to interface analog circuitry with digital computers.
The Buchla 200e is a 21st century analog modular synthesizer system that combines classic 70s design with modern improvements including MIDI control, patch memory storage, and digital hybridization.
The Buchla 400 is a 1982 compact synthesizer featuring six voices with digital oscillators and a simplified panel layout in a solid wood cabinet, eliminating the patch cords of modular systems.
The Buchla 700 Series, released in 1987, was the first Buchla synthesizer to implement MIDI control, featuring 12 voices and 48 digital oscillators with advanced computer integration.
Voltage Modular is a virtual modular synthesizer environment for Windows and macOS, designed from the ground up to address the shortcomings of other virtual modular synth instruments.
The system that launched the Eurorack format, Doepfer's A-100 is a fully analog modular synthesizer offering over 65 interchangeable modules for virtually unlimited sound design.
The E-mu Modular Systems were custom-built analog modular synthesizers produced in limited quantities from 1973 to 1981, featuring drift-free oscillators and clean filter designs that competed with ARP and Moog modular instruments.
Quadrant 2 is a modular effects plugin that functions as both an audio processor and a self-generating sound source, built for experimental sound design and electronic music production. It provides 50 configurable modules — including oscillators, sequencers, effects, and utilities — connected via a graphical patching system with virtual patch cables.
Maths is an analog computer designed for music by Make Noise. It is the do-it-all analog function generator for eurorack modular synthesizers, combining the functionality of envelope generators, LFOs, slew limiters, attenuators, and more in a single 20 HP module.
A compact desktop virtual modular synthesizer from Clavia that uses companion PC software for visual patch design, offering deep synthesis capabilities in a minimal four-knob hardware interface.
The Nord Modular is a virtual modular synthesizer from Clavia that combines a compact 25-key velocity-sensitive keyboard with a computer-based patch editor offering over 100 modules. Patches are created graphically on a connected PC or Mac using the Nord Modular Editor, then stored in the keyboard's internal memory for standalone performance.
The Lifeforms Systems 301 is a complete analog modular synthesizer system by Pittsburgh Modular featuring the Lifeforms SV-1 dual oscillator synthesizer voice and the Lifeforms KB-1 pressure-sensitive keyboard controller. It functions as a stand-alone synthesizer with a hardwired signal path while remaining fully patchable for advanced sound design. The powered case provides 112hp of additional Eurorack space for expansion modules.
Roland's professional analog modular synthesis system offering over 20 interchangeable modules, allowing musicians to design fully customized signal paths for sound creation and processing.
The Roland System 700 was a flagship professional modular analog synthesizer produced from 1976 to 1982, designed to compete directly with large-format Moog and ARP modular systems. Its main console featured three VCOs, two VCFs, two VCAs, two LFOs, and integrated effects, with five optional expansion blocks for extensive customization. Notable users include Vangelis, Hans Zimmer, Vince Clarke, and Aphex Twin.
The RSF Modular Model 11 is a rare analog modular synthesizer created by French company RSF (Ruben & Serge Fernandez) in 1976. This towering monophonic system features three oscillators and resembles the ARP 2600 in architecture and capability. It excels at generating dense bass, growls, and textured tones through its generous overdriven sounds and punchy ADSR and filter sections.
The Serge Modular is an analog modular synthesizer system designed by French electronic musician Serge Tcherepnin, first produced in 1974 in Los Angeles. Featuring unique designs such as the Wave Multiplier module and banana plug patching, it offers a compact and cost-effective alternative to Buchla and Moog systems. Production continues today through Sound Transform Systems, which acquired Serge's circuit designs in 1993.
The Quad Modular Filter is a limited edition analog filter processor from Sherman Electronics, with only 100 units produced worldwide. It combines four independent Filterbanks into one sleek modular machine with enhanced features, extensive patching flexibility, and classic wood side panels. Each filterbank has separate inputs and can operate independently or be linked together for combined filtering with up to 96dB slope capability.
Fantastic for fun experimentation, happy accidents and creative inspiration. Two independent envelope generators that can be pinged by external sources, with extensive envelope shaping options and cycle length multiplication/division capabilities.
4ms Spectral Multiband Resonator is an innovative multiband resonant filter, created in collaboration with 4ms as a Modular expansion. It features six channels of resonant bandpass filters, and can process audio like a classic resonant filter, vocode, re-mix tracks, harmonize and so much more.
Eurorack in your computer. A modular synthesizer plug-in developed in partnership with Doepfer, featuring component-modeled versions of seven analog hardware modules.
A compact semi-modular analog synthesizer from Sonicsmith featuring a single VCO with square and triangle waveforms, a dedicated LFO, two VCAs, and patch points for integration with other analog gear, powered by a standard 9V DC supply.
Synthesizers.com Portable Systems are USA-made classic-styled custom analog modular synthesizers designed for portability and road use. Available in QSP22 (22-space) and QSP44 (44-space) cabinet configurations, they use the same form factor as Moog modulars with an upgraded power supply. The systems feature stable oscillators, ladder and state variable filters, a 14-bank fixed filter bank, and 24-step analog sequencers that can be daisy-chained.
Synthesizers.com Rack Mount Systems are contemporary analog modular synthesizers offered in pre-configured rack configurations compatible with Moog modular standards. The QSR8 is an 8.75-inch frame accommodating eight single-width modules, while the QSR24 consists of three stacked QSR8 units in a wooden enclosure. These systems feature hyper-modularity allowing any module to be placed anywhere without rewiring, including power modules.
Synthesizers.com Studio Systems are custom analog modular synthesizers built in the USA using Moog-compatible form factors with modern reliability and upgraded power supplies. Available in QSS22 (22-space) and QSS44 (44-space) wood cabinet configurations with an optional 5-octave MIDI-to-CV keyboard, the systems feature hyper-modularity allowing unrestricted module placement. They deliver classic analog synthesis with modern engineering, making them a practical alternative to vintage modular systems.
Virtual Eurorack studio providing a complete modular synthesis environment. Includes 30+ built-in modules, access to 2000+ community modules via the VCV Library, polyphonic cables, module preset sharing, and total patch recall.
Professional version of the virtual Eurorack studio with DAW plugin support. Runs as a VST2, VST3, Audio Unit, or CLAP plugin inside any major DAW, with up to 16 audio I/O channels, MIDI I/O, parameter automation, and offline rendering.
The Wiard Modular System is a contemporary analog modular synthesizer featuring extensive patching capabilities with numerous knobs and LEDs. Affordable individual modules begin under $400, and each can function independently with other vintage analog CV/Gate equipped instruments. The system holds up to six modules with over 20 combined functions in a single rack.
This catalog is open source. View or improve the data on GitHub. View on GitHub