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DaisySeedProjects (Guitar Pedal framework)

Firmware for Terrarium (PedalPCB)

Multi-effect pedal framework by Keith Shepherd that abstracts the hardware so a library of effect modules runs on the PedalPCB Terrarium and the author's own 125B and 1590B Daisy Seed pedal designs.

by Keith Shepherd (bkshepherd)

ActiveSource: openMIT
Daisy Seed Guitar Pedal Board · Keith Shepherd · via youtube.com · linked from github.com
Distribution
Prebuilt image you flash yourself
Source
github.com https://github.com/bkshepherd/DaisySeedProjects

Description

The software project is the Guitar Multi-Effect Pedal; three hardware designs are documented alongside it (125B with OLED and relay bypass, 1590B SMD and 1590B through-hole). Recent releases add effect chains, a Dattorro plate reverb, harmonic tremolo, a Keeley Halo-style dual echo, and Neural Amp Modeler profiles. v1.6.1 was released 2026-09-26.

Install notes

Flash a release build to the Daisy Seed, or build the Software/GuitarPedal project for your hardware target.

Version history

DaisySeedProjects (Guitar Pedal framework) version history
VersionDate
v1.6.12026-09-26
v1.6.02026-06-10
v1.5.52026-05-16

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