Ampla Versio
Official stereo VCA and envelope firmware.
- Distribution
- Prebuilt image you flash yourself
- official
- vca
- envelope
- utility
- filter
Noise EngineeringEurorack & modular
10 HP stereo effects and DSP platform with swappable firmwares
Versio is a 10 HP Eurorack effects and DSP module from Noise Engineering, built on an Electrosmith Daisy Seed (STM32H750). It has stereo audio inputs and outputs, seven knobs, two three-way switches, a button and gate input, and CV inputs for the knobs. Because the controls are assigned in software, printable or hot-swappable panel overlays label the same hardware differently for each effect.

Versio is one 10 HP hardware module. Every firmware in Noise Engineering's library runs on any Versio, and swapping is free: connect over USB in a WebUSB browser (Chrome, Edge or Opera) at the Firmware Swap page, noiseengineering.us/portal/firmware. Desmodus, Ampla, Electus, Imitor, Lacrima, Melotus, Polydactyl, Ruina and the rest are firmwares, not separate hardware, although several were originally sold as separately panelled modules under those names. Hot-swap overlays and printable panels show each firmware's controls. Noise Engineering supports third-party Versio firmware built with libDaisy (the FAQ points to examples in the libDaisy repository) or Max gen~ via Oopsy; the hot-swap feature only works with official firmware, so returning from a third-party image needs the button combo swap. Most community images install by selecting a custom file on the swap page; some (Cithara Versio) need the Daisy bootloader flow from flash.daisy.audio. The official library is closed source. The community index also lists closed binaries that are only linked from ModWiggler threads (Megatron, Campestria, Multi Versio, Reticulum, Praetereo, Repetit, Proteus); they are not catalogued here because those threads could not be checked. SUPA Versio (EMƎ) is another third-party firmware, covered in a Noise Engineering guest post, but its download links sit on the author's Linktree and were not verified. Third-party Versio firmware does not run on Alia or Legio, which are different hardware.
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Official stereo VCA and envelope firmware.
Microtonal sympathetic string resonator. Strings are tuned to 12-EDO or one of eight chosen microtonal tunings, with step subsets from scales, mode rotation and feedback controls.
by TricksterSam
| Version | Date | Notes |
|---|---|---|
| tag | 2026-06-23 | The release tag is literally named "tag". |
Official reverb firmware: a tail-generator reverb that builds long synthetic tails.
Official clock-synced atmosphere generator (NE: clocked atmosphere generator).
Official formant filter firmware.
Live-focused multi-effect hosting four curated effects (glitch / fragment, tape, WASH delay, reverb). Sold as a Gumroad download.
by Acidclank
Official granular chord resynthesizer.
Official experimental delay firmware.
Clockable stereo delay with delay times up to 60 seconds, ping-pong, cross and stereo routing, skew between channels, probabilistic reverse, freeze and a DJ filter in the feedback path.
| Version | Date |
|---|---|
| v1.0.0 | 2026-10-14 |
Official autowah firmware with distortion, billed by Noise Engineering as the devil's autowah.
Official granular texturizer firmware.
Official multiband dynamics processor firmware.
Nine-mode stereo distortion ported from Audiority's Pyros plugin, with pre-distortion low cut, post-distortion high cut, bias, bipolar feedback and a radio mode.
by Audiority
| Version | Date | Notes |
|---|---|---|
| 1.0 | undated | Released April 2026 per the product page. |
Dub-style spring reverb with a tape echo in front, a steep low-cut tone control, a throw button and gate for one-shot sends, and clean, tape or valve colouring of the reverb. Also released as a macOS AU/VST3 plugin.
by Jesse Bauer
| Version | Date | Notes |
|---|---|---|
| v2026.10.07-0671d22 | 2026-10-07 | First public release. |
| v2026.10.06-a6c70a4 | 2026-10-06 | Pre-public test build. |
| v2026.10.02-cef6a77-candidate-F | 2026-10-02 | Pre-public candidate, marked as a prerelease. |
| v2026.10.01-1d18fce | 2026-10-01 | Pre-public test build. |
Official stereo multi-distortion firmware.
Capture-and-recall performance processor with a tape mode (loop, splice, echo, wow and flutter, wear) and a granular mode that stores audio at reduced sample rates, with eight retention strata of increasing decimation.
| Version | Date | Notes |
|---|---|---|
| main @ 752e48d | 2026-10-13 | No tagged releases; this is the latest commit. |
Lo-fi vinyl and cassette simulator inspired by the Roland SP-404, with wow and flutter pitch fluctuation and a compressor with trigger-in ducking. Sold as a Gumroad download.
by Acidclank
Stereo granular and beat-repeat effect with Granular, Repeat and Cloud effect modes, Forward, PingPong and Reverse grain modes, and a buffer of about 90 s.
by DUB-Russell
| Version | Date |
|---|---|
| 1.1 | undated |
Official simple delay firmware.
TB-303 emulator for Versio, a trimmed port of Robin Schmidt's Open303 with switchable parameter ranges for the original, Devilfish-mod and Synthdad modes.
Dual stereo looper (loop 1 with seamless crossfade, loop 2 with click-avoid fades) built with the Max gen~ to Oopsy workflow.
by s3g
Tape-delay emulation with fuzz and an envelope follower controlling the fuzz, built in Max gen~. Turn Fuzz and Fuzz mix fully counter-clockwise before first use.
by onoma2
| Version | Date |
|---|---|
| TapeoVersio_05.bin | undated |
Three independent loopers for Versio, built in Max gen~.
by onoma2
| Version | Date |
|---|---|
| TriwalkmaVersio_05.bin | undated |
Filter bank processor for Versio, distributed as binaries through a Drive folder and announced in a Reddit r/modular post, both linked from the community firmware index.
by ericxgao
Port of Mutable Instruments Rings to Versio, distributed as binaries through a shared Drive folder linked from the community firmware index.
by ericxgao
Beta FM and ring-modulation macro oscillator for kicks, snares, hats, percussion and chord stabs. Five octaves of pitch; V/Oct tracking needs a calibration that is not implemented yet.
| Version | Date |
|---|---|
| V0 | undated |