An awesome list of open source JUCE libraries, plugins and utilities.

Organized by category. Stats update nightly.

🟢 = updated recently
🟠 = no commit in last year
🔴 = no commit in the last 3 years

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I make more JUCEy content over at https://melatonin.dev/blog

Module Collections & Libraries

repo	description	license	⭐️	updated
drowaudio by drowaudio	Older, but very large collection of utilities by the Tracktion superstar		125	5 years🔴
Gin by FigBug	Massive collection of extras, including StackBlur, Websockets, Maps, etc	BSD 3-Clause "New" or "Revised" License	112	2 days󠀠󠀠🟢
chowdsp_utils by Chowdhury-DSP	Large collection of utilities including dsp, presets, json	GNU General Public License v3.0	86	2 days󠀠󠀠🟢
Lemons by benthevining	Collection of modules, including DMX, OSC, PLOSA	GNU General Public License v3.0	28	3 days󠀠󠀠🟢
kv-modules by kushview	Kush View's module collection includes ffmpeg, video, jack	GNU General Public License v2.0	14	7 months󠀠󠀠🟢
juce-utils by christofmuc	MIDI, i18n, and other helper classes built on top of JUCE	MIT License	11	27 days󠀠󠀠🟢
squarepine_core by SquarePine	Collection includes flexible Google Analytics, Easing functions, metering	Other	11	2 days󠀠󠀠🟢
Jaut by ElandaSunshine	Collection of lower level modules complementing JUCE		6	2 months󠀠󠀠🟢
JUMP by ImJimmi	Metering and utility classes built on top of JUCE	GNU General Public License v3.0	6	9 months󠀠󠀠🟢

Templates

repo	description	license	⭐️	updated
JUCECmakeRepoPrototype by eyalamirmusic	Large variety of JUCE 6 and CMake plugin and app templates		136	2 months󠀠󠀠🟢
pamplejuce by sudara	JUCE, CMake, Catch2, Pluginval on GitHub Actions	MIT License	62	12 days󠀠󠀠🟢
juce-plugin-ci by maxwellpollack	Cross-platform CI for JUCE audio plugins with GitHub Actions		40	4 months󠀠󠀠🟢
JUCE-CMake-Plugin-Template by anthonyalfimov	Audio Plugin Template on GitHub Actions		18	24 days󠀠󠀠🟢
juce-template by nberr	"Everything but the processing" template supporting Rust DSP	MIT License	2	23 days󠀠󠀠🟢

Instruments

repo	description	license	⭐️	updated
BespokeSynth by BespokeSynth	Cross-Platform Modular synth instrument/environment	GNU General Public License v3.0	3129	4 days󠀠󠀠🟢
helio-workstation by helio-fm	One music sequencer for all major platforms, desktop and mobile	GNU General Public License v3.0	2423	21 days󠀠󠀠🟢
dexed by asb2m10	Yamaha DX7 FM multi patform / multi format plugin	GNU General Public License v3.0	2131	2 minutes󠀠󠀠🟢
helm by mtytel	Free, Open source, cross platform 32-voice polyphonic synth	GNU General Public License v3.0	2059	4 years🔴
surge by surge-synthesizer	A very active open source rebuild and extension of the classic	GNU General Public License v3.0	2051	1 day󠀠󠀠🟢
giada by monocasual	Your Hardcore Loop Machine	GNU General Public License v3.0	1220	3 hours󠀠󠀠🟢
vital by mtytel	The popular spectral warping wavetable synth is open source	GNU General Public License v3.0	973	2 months󠀠󠀠🟢
OB-Xd by reales	Virtual Analog modelled Oberheim OB-X with a few extras	GNU General Public License v3.0	456	3 months󠀠󠀠🟢
typebeat by kofigumbs	MacOS only Rust-backed Keyboard sequencer, sampler, and synth	GNU Affero General Public License v3.0	357	3 months󠀠󠀠🟢
odin2 by TheWaveWarden	24-voice polyphonic synth with filter emulations and modulation matrix	GNU General Public License v3.0	346	2 days󠀠󠀠🟢
ADLplug by jpcima	2 FM synths based on OPL3 and OPN2 sound chip emulations	Boost Software License 1.0	325	6 months󠀠󠀠🟢
monique-monosynth by surge-synthesizer	Mono synth with morph mixer	Other	257	13 minutes󠀠󠀠🟢
tunefish by paynebc	Virtual Analog synth	GNU General Public License v3.0	200	1 year🟠
Magical8bitPlug2 by yokemura	8-bit gaming console synth	GNU General Public License v3.0	193	4 months󠀠󠀠🟢
juicysfplugin by Birch-san	Soundfont synthesizer	GNU General Public License v3.0	129	4 months󠀠󠀠🟢
ChowKick by Chowdhury-DSP	Kick synthesizer based on old-school drum machine circuits	BSD 3-Clause "New" or "Revised" License	98	28 days󠀠󠀠🟢
shortcircuit-xt by surge-synthesizer	Sampler	GNU General Public License v3.0	64	13 minutes󠀠󠀠🟢
tuning-workbench-synth by surge-synthesizer	Simple microtonal synth	GNU General Public License v3.0	32	4 months󠀠󠀠🟢
Hera by jpcima	June 60	GNU General Public License v3.0	29	10 months󠀠󠀠🟢
SN76489 by FigBug	Sega Master System Sound Chip emulation	GNU Lesser General Public License v2.1	28	2 years🟠
PAPU by FigBug	Gameboy PAPU emulation	GNU General Public License v2.0	27	8 months󠀠󠀠🟢
bitKlavier by Princeton-CDH	Bitklavier is a digital prepared piano	GNU General Public License v3.0	25	2 months󠀠󠀠🟢
BlackBird by khrykin	Single Oscillator synth	GNU General Public License v3.0	23	1 year🟠
SID by FigBug	Commodore 64 SID emulation	GNU General Public License v3.0	18	2 years🟠
Voc by FigBug	Vocal synth emulates glottis and shape of vocal tract	GNU Lesser General Public License v2.1	16	2 years🟠
aeolus_plugin by Archie3d	Pipe organ emulator VST/AU	GNU General Public License v3.0	15	2 months󠀠󠀠🟢
RP2A03 by FigBug	Nintenodo RP2A03	GNU Lesser General Public License v2.1	12	2 years🟠
VermeerMonosynth-1 by mohragk	Monosynth VST on JUCE 5	GNU General Public License v3.0	6	2 years🟠
BatSynth by Emmet-Hayes	2 oscillators with 13 wave shapes		4	1 year🟠

Effects

repo	description	license	⭐️	updated
SmartGuitarAmp by GuitarML	Neural Network WaveNet modelled guitar amps	Apache License 2.0	960	4 months󠀠󠀠🟢
AnalogTapeModel by jatinchowdhury18	Physical Modeling for Analog Tape Machines	GNU General Public License v3.0	723	6 months󠀠󠀠🟢
ChowMatrix by Chowdhury-DSP	Inifinitely growable tree of delay lines	BSD 3-Clause "New" or "Revised" License	200	6 months󠀠󠀠🟢
SmartGuitarPedal by GuitarML	Neural Network WaveNet modelled guitar pedals	Apache License 2.0	155	11 months󠀠󠀠🟢
Schrammel_OJD by JanosGit	Audio plugin model of a modern classic overdrive pedal	GNU General Public License v3.0	89	6 months󠀠󠀠🟢
CHOW by Chowdhury-DSP	Digital Distortion	GNU General Public License v3.0	47	2 years🟠
slPlugins by FigBug	Large plugin collection from socalabs	BSD 3-Clause "New" or "Revised" License	44	2 months󠀠󠀠🟢
PhaseVocoder by stekyne	Phase Vocoder		40	8 months󠀠󠀠🟢
quantumVerb by QVbDev	Convolution Reverb	GNU General Public License v3.0	38	4 years🔴
repitch by maxwellpollack	MIDI controlled harmonizer		36	4 months󠀠󠀠🟢
simple-reverb by szkkng	Simple reverb	GNU General Public License v3.0	32	17 days󠀠󠀠🟢
RoomReverb by cvde	Algorithmic reverb plugin	GNU General Public License v3.0	22	2 months󠀠󠀠🟢
mda-plugins-juce by hollance	Old school MDA freeware plugins reimplemented in JUCE	Other	22	5 months󠀠󠀠🟢
NEL-19 by Mrugalla	High-fidelity random vibrato (windows only)	GNU General Public License v3.0	20	19 days󠀠󠀠🟢
jg-granular by szkkng	Streaming granular synthesis effect	GNU General Public License v3.0	14	17 days󠀠󠀠🟢
mverb by FigBug	Dattorro’s figure-of-eight reverb	GNU General Public License v3.0	9	1 year🟠
OvertoneFilter by lukemcraig	Emphasize MIDI-selected harmonics of an audio signal		8	2 years🟠
IEMPluginSuite	Large suite of plugins, including Ambisonic

Metering

repo	description	license	⭐️	updated
Frequalizer by ffAudio	Equalizer using JUCE's dsp module	BSD 3-Clause "New" or "Revised" License	222	5 months󠀠󠀠🟢
ff_meters by ffAudio	LED meters for JUCE audio buffers	BSD 3-Clause "New" or "Revised" License	87	9 months󠀠󠀠🟢
sound_meter by SoundDevelopment	Resizable efficient peak meters	MIT License	15	9 months󠀠󠀠🟢

Midi

repo	description	license	⭐️	updated
SendMIDI by gbevin	Cross-platform tool to send MIDI messages from the command line	GNU General Public License v3.0	489	4 months󠀠󠀠🟢
stochas by surge-synthesizer	Probabilistic sequencer	GNU General Public License v3.0	248	2 months󠀠󠀠🟢
ReceiveMIDI by gbevin	Cross-platform tool to monitor and receive MIDI messages on the command line	GNU General Public License v3.0	199	4 months󠀠󠀠🟢
KnobKraft-orm by christofmuc	The free modern cross-platform MIDI Sysex Librarian	GNU Affero General Public License v3.0	91	29 days󠀠󠀠🟢
SuperVirtualKeyboard by vsicurella	Microtonal keyboard layout	The Unlicense	27	1 year🟠
b-step by surge-synthesizer	Chord sequencer	Other	19	14 minutes󠀠󠀠🟢
ripchord by trackbout	Cross platform plugin to create and remix chord progressions	GNU General Public License v3.0	15	1 month󠀠󠀠🟢
Midi-Bass-Pedal-Chords by stfufane	Map chords to your MIDI bass pedal		10	4 months󠀠󠀠🟢
librearp.gitlab.io	Pattern based arepeggiator

UI

repo	description	license	⭐️	updated
fontaudio by fefanto	Icon toolkit for audio with permissive licensing	MIT License	201	1 year🟠
foleys_gui_magic by ffAudio	WYSWYG plugin editor letting you create JUCE GUIs without coding	Other	165	16 days󠀠󠀠🟢
animator by bgporter	Animation module implementing classic easing curves and some new ones	MIT License	23	3 days󠀠󠀠🟢
hack_audio_gui by HackAudio	Hack Audio's custom components	Other	20	4 years🔴
Resvg4JUCE by JanosGit	Wrapper for the resvg rendering library	Mozilla Public License 2.0	14	1 month󠀠󠀠🟢
juce-widgets by christofmuc	Unsorted collection of "widgets"	MIT License	7	21 days󠀠󠀠🟢
numberbox by szkkng	Clean Ableton style "slider" with tutorial	GNU General Public License v3.0	4	17 days󠀠󠀠🟢
modern-dial by szkkng	Nice clean example of a rotary "slider"	GNU General Public License v3.0	4	17 days󠀠󠀠🟢
bbcode-editor by SoundDevelopment	TextEditor descendant that accepts BBCode	MIT License	1	2 months󠀠󠀠🟢

Tooling & Debugging

repo	description	license	⭐️	updated
FRUT by McMartin	The OG way to setup CMake with JUCE (pre JUCE 6)	GNU General Public License v3.0	300	3 months󠀠󠀠🟢
pluginval by Tracktion	Cross-platform plugin testing and validation	GNU General Public License v3.0	230	7 months󠀠󠀠🟢
juce-toys by jcredland	LLDB helpers. Comoponent, buffer and value tree debuggers and more	MIT License	86	3 months󠀠󠀠🟢
melatonin_audio_sparklines by sudara	Display audio as ASCII waveforms on the console and in your tests	MIT License	67	3 months󠀠󠀠🟢
DSP-Testbench by AndrewJJ	Test your dsp with signal sources, routing, analysis and monitoring	MIT License	34	7 months󠀠󠀠🟢
melatonin_inspector by sudara	Inspect your JUCE components ala Web Inspector	MIT License	9	1 month󠀠󠀠🟢

Frameworks

repo	description	license	⭐️	updated
Camomile by pierreguillot	A meta-plugin that embeds Pure Data	GNU General Public License v3.0	702	7 months󠀠󠀠🟢
HISE by christophhart	The open source framework for sample based instruments	Other	580	7 months󠀠󠀠🟢
react-juce by JoshMarler	Cross-platform native apps with React.js and JUCE	MIT License	568	2 months󠀠󠀠🟢
Chataigne by benkuper	Real-time communication and syncing with many other technologies	GNU General Public License v3.0	450	16 days󠀠󠀠🟢
cabbage by rorywalsh	Framework for developing plugins with the Csound programming language	GNU General Public License v3.0	330	3 days󠀠󠀠🟢
PlugData by timothyschoen	Pure Data as a plugin, with a new GUI	GNU General Public License v3.0	227	2 days󠀠󠀠🟢
ysfx by jpcima	JSFX hosting library incl. example plugin	Apache License 2.0	50	9 days󠀠󠀠🟢
plugincollider by asb2m10	Plugin that embeds SuperCollider	GNU General Public License v3.0	22	13 days󠀠󠀠🟢

DSP

repo	description	license	⭐️	updated
Audio-Effects by juandagilc	Collection of Audio Effects examples from a book		475	1 year🟠
pitch_detector by adamski	Pitch estimation based on YIN		93	2 months󠀠󠀠🟢
juce_faustllvm by olilarkin	JUCE Module for embedding the libfaust JIT compiler		30	2 years🟠
SimpleVocoder by Stenzel	Leaky autocorrelation vocoder		10	7 months󠀠󠀠🟢
sst-filters by surge-synthesizer	Surge filters as a separate library	GNU General Public License v3.0	7	21 days󠀠󠀠🟢
JUCE_SoundTouch by eyalamirmusic	Wrapper around the SoundTouch tempo/pitch library	GNU Lesser General Public License v2.1	4	1 year🟠
sst-waveshapers by surge-synthesizer	Surge waveshapers as a separate library	GNU General Public License v3.0	3	1 month󠀠󠀠🟢

Networking & Cryptography

repo	description	license	⭐️	updated
RestRequest by adamski	JUCE module for making HTTP requests to REST APIs	MIT License	40	1 year🟠
yum_CredentialManager by Yum-Audio	MacOS Keychain and Windows CredentialManager integration	MIT License	8	3 months󠀠󠀠🟢

Graphics & Video

repo	description	license	⭐️	updated
foleys_video_engine by ffAudio	A video engine to load, play, assemble and write video	Other	41	1 year🟠
CustomMatPlot by franshej	MatPlotLib implementation in JUCE	MIT License	24	1 month󠀠󠀠🟢
vulkan-cpp-library by parawave	Windows 10 Vulkan support for JUCE 6	Other	16	1 year🟠
juce_bgfx by Archie3d	bgfx rendering example for JUCE		3	3 months󠀠󠀠🟢
juce_nanovg by timothyschoen	NanoVG graphics module for JUCE		3	3 months󠀠󠀠🟢

Testing

repo	description	license	⭐️	updated
juce-end-to-end by Focusrite-Novation	End to end functional testing via js	Apache License 2.0	36	11 days󠀠󠀠🟢
TestsTalk by Sinecure-Audio	Catch2 Examples from ADC 2020 talk		12	1 year🟠
melatonin_parameters by sudara	Log parameter conversion and formatting example with tests	MIT License	4	6 days󠀠󠀠🟢
melatonin_audio_block_test_helpers by sudara	Catch2 matchers for JUCE's AudioBlock	MIT License	4	6 months󠀠󠀠🟢

Educational

repo	description	license	⭐️	updated
juce-cookbook by tobanteAudio	JUCE Cookbook	Other	57	2 years🟠
juceSynthFramework by TheAudioProgrammer	Build a JUCE synth step by step with Josh		52	3 years🔴
plugin-ci-example by jatinchowdhury18	JUCE plugin CI examples for Gitlab, GitHub, Azure	BSD 3-Clause "New" or "Revised" License	11	7 months󠀠󠀠🟢

Hosts & DAWs

repo	description	license	⭐️	updated
pedalboard by spotify	A Python library and host for manipulating audio	GNU General Public License v3.0	3382	24 days󠀠󠀠🟢
tracktion_engine by Tracktion	The one, the only, the engine that JUCE was once extracted from	Other	756	5 months󠀠󠀠🟢
Element by kushview	The audio plugin host that isn't a DAW!	GNU General Public License v3.0	634	24 days󠀠󠀠🟢
DawDreamer by DBraun	Python DAW with full cross platform support	GNU General Public License v3.0	410	1 day󠀠󠀠🟢
RenderMan by fedden	Interactive "command line" host backed by Maximilian	The Unlicense	278	11 months󠀠󠀠🟢
OwlPlug by DropSnorz	Cross-platform plugin manager	GNU General Public License v3.0	118	17 days󠀠󠀠🟢
PluginRunner by jatinchowdhury18	Run audio through a plugin from the CLI on windows	Do What The F*ck You Want To Public License	13	2 years🟠
Plugalyzer by CrushedPixel	Command-line VST3, AU and LADSPA plugin host for easier debugging of audio plugins	GNU General Public License v3.0	10	6 days󠀠󠀠🟢

Integrations

repo	description	license	⭐️	updated
luce by peersuasive	LUA GUI module (unmaintained)		124	6 years🔴
JucyFluttering by audiooffler	Flutter for iOS and Android frontend	GNU General Public License v3.0	79	1 year🟠
popsicle by kunitoki	Bridging JUCE to python	Other	70	27 days󠀠󠀠🟢
osmid by llloret	MIDI <-> OSC conversion used by Sonic Pi	Other	59	2 years🟠
AbletonLink_JuceSampler by ianacaburian	Ableton Link syncing		46	3 years🔴
clap-juce-extensions by free-audio	CLAP plugin support	MIT License	20	3 days󠀠󠀠🟢
freesound-juce by MTG	Freesound.org API implementation	MIT License	17	7 months󠀠󠀠🟢
jlv2 by lvtk	LV2 plugin hosting	Other	12	4 months󠀠󠀠🟢
aap-juce by atsushieno	Android Audio Plugin (AAP) support with lots of plugin ports	GNU General Public License v3.0	9	1 month󠀠󠀠🟢

Machine Learning

repo	description	license	⭐️	updated
KlonCentaur by jatinchowdhury18	Analog guitar pedal emulation using the RTNeural real time framework	BSD 3-Clause "New" or "Revised" License	219	11 months󠀠󠀠🟢
ddsp-vst by magenta	Realtime DDSP Neural Synthesizer and Effect	Apache License 2.0	121	17 days󠀠󠀠🟢
rave_vst by acids-ircam	Realtime Audio Variational autoEncoder (RAVE) packaged as a vst	Other	76	20 days󠀠󠀠🟢
micro-tcn by csteinmetz1	Efficient real-time modeling of analog dynamic range compression	Apache License 2.0	75	3 days󠀠󠀠🟢
TensorFlowVST by Cyril-Meyer	Example of using a TensorFlow Keras model in a VST		2	9 months󠀠󠀠🟢

Hardware

repo	description	license	⭐️	updated
push2-display-with-juce by Ableton	Ableton Push 2 display example (archived repo)	MIT License	127	11 months󠀠󠀠🟢
juce_serialport by cpr2323	Access hardware serial ports or USB virtual serial ports		25	3 months󠀠󠀠🟢
PolarDesigner by AustrianAudioGmbH	control the polar pattern of your OC818 or other dual-diaphragm mic	GNU General Public License v3.0	16	2 months󠀠󠀠🟢
meeblip-controller by rclement	Midi controller for the Meeblip Anode synth	GNU General Public License v3.0	10	3 years🔴
AmbiCreator by AustrianAudioGmbH	Record first-order Ambisonics using two OC818 microphones		6	1 year🟠
StereoCreator by AustrianAudioGmbH	Create different stereo set-ups with one or two OC818 microphones	GNU General Public License v3.0	2	10 months󠀠󠀠🟢

Networking

repo	description	license	⭐️	updated
audiogridder by apohl79	Offload dsp processing to remote computers	MIT License	544	18 days󠀠󠀠🟢
JammerNetz by christofmuc	Host a jam session over the internet	GNU Affero General Public License v3.0	41	8 months󠀠󠀠🟢

Forks

repo	description	license	⭐️	updated
juce_emscripten by Dreamtonics	Port of JUCE for the browser via Emscripten	Other	84	2 years🟠
JUCE_ARA by Celemony	JUCE fork that provides Audio Random Access (ARA) support	Other	32	4 months󠀠󠀠🟢
JUCE by soundradix	Fork with AAX AudioSuite support and other features and fixes	Other	16	16 days󠀠󠀠🟢

150 entries as of 2022-06-12