r/synthdiy is a subreddit with 64k members. The community frequently discusses diy, synth, eurorack, modular, and looking for a, and they frequently recommend/review soldering iron, circuit simulator, and microcontroller, and the most common flair used is modular, arduino, components, video, and standalone.
building, modifying and repairing synthesizers
Popular Topics in r/synthdiy
#1
Diy
111 posts
#2
Synth
94 posts
#3
Eurorack
57 posts
#4
Modular
47 posts
#5
Looking For A
40 posts
#6
Midi
39 posts
#7
Circuit
36 posts
#8
Module
32 posts
#9
Pcb
26 posts
#10
Power
22 posts
Products Discussed in r/synthdiy
Soldering Iron
39 reviews
#1
Hakko
4.6★ from 14 reviews
#2
Weller
4.2★ from 6 reviews
#3
Pinecil
4.5★ from 4 reviews
Circuit Simulator
9 reviews
#1
CircuitLab
4.0★ from 3 reviews
#2
LTspice
4.3★ from 3 reviews
#3
Falstad Circuit Simulator
3.5★ from 2 reviews
Microcontroller
8 reviews
#1
Arduino
4.0★ from 2 reviews
#2
Teensy
4.0★ from 2 reviews
#3
Daisy Seed
4.0★ from 1 review
Flair Used in r/synthdiy
#1
modular
: "Wooden Modular with burnt-in labels"
19 posts
#2
arduino
: "I built a simplified, compact 6-knob digital synth— curious what synth DIY folks think!"
16 posts
#3
components
: "Free 3D components library"
15 posts
#4
video
: "Is this too small? I made this tiny tracker"
10 posts
#5
standalone
: "ESP32-S3 Analogue modelling Synth build"
7 posts
#6
workshop
: "Finally found a balance"
4 posts
#7
course
: "I wrote an illustrated guide to designing an analog kick drum circuit from scratch"
3 posts
#8
schematics
: "The BA-33 analog synthesizer (simple acid bassline synthesizer anyone can make - schematics included)."
3 posts
Member Growth in r/synthdiy
Yearly
+10k members(18.5%)
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About
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Last updated: June 15, 2026