Electrosmith released the Daisy Seed2, the next generation of its audio-focused development board, this summer. The original Daisy Seed became a quiet phenomenon among makers and musicians: a stamp-sized board built specifically for real-time audio, with high-quality converters and a DSP-friendly processor, that let a hobbyist embed studio-grade sound into a homemade synth, effect pedal, or interactive sound object. The Seed2 keeps that embeddable form factor while adding processing headroom and improved audio converters — more room for the ambitious patch a builder is trying to fit.
Watch: Standalone DIY Synth With the Electrosmith Daisy Seed (YouTube)
Why a dedicated audio board matters
General-purpose microcontrollers like the Arduino and ESP32 families are wonderful for sensors and control, but real-time audio is a specialized, unforgiving workload — glitches are audible the instant your processing can’t keep up with the sample rate. The Daisy exists to remove that constraint: it pairs a capable processor with proper audio-grade converters and a development environment (including a browser-based visual patcher and support for the Pure Data and Max/gen~ ecosystems) built around making sound, not blinking LEDs. For a musician who can imagine an instrument but doesn’t want to design a circuit board from scratch, it’s the shortest path from idea to a thing that makes noise.
The scene it enables
The Daisy’s real story is the community around it — a steady stream of open-source synth modules, DIY effects pedals, and one-off sound sculptures built on the board and shared as schematics and code. The Seed2’s extra power widens what that community can attempt: denser polyphony, more elaborate effects chains, higher-fidelity output. It sits at the crossroads of this site’s music-technology and creative-hardware beats — a maker board whose whole reason to exist is helping people build instruments, and a reminder that some of the most interesting synths of the decade are being soldered together on kitchen tables.