Alternatives and similar repositories for surge

Users that are interested in surge are comparing it to the libraries listed below

• mtytel / vital
  Spectral warping wavetable synth
  ☆1,825Updated 2 years ago
• mtytel / helm
  Helm - a free polyphonic synth with lots of modulation
  ☆2,447Updated 3 years ago
• zynaddsubfx / zynaddsubfx
  ZynAddSubFX open source synthesizer
  ☆1,065Updated last week
• michaelwillis / dragonfly-reverb
  A set of free reverb effects
  ☆1,018Updated last year
• christophhart / HISE
  The open source framework for sample based instruments
  ☆1,276Updated last week
• Tracktion / tracktion_engine
  Tracktion Engine module
  ☆1,325Updated 3 weeks ago
• asb2m10 / dexed
  DX7 FM multi plaform/multi format plugin
  ☆3,129Updated last week
• DISTRHO / Cardinal
  Virtual modular synthesizer plugin
  ☆2,699Updated last month
• webprofusion / OpenAudio
  A list of open source audio software projects (Apps, Plugins and Libraries). Please contribute more links or open source your own plugins…
  ☆2,356Updated last week
• monocasual / giada
  Your Hardcore Loop Machine.
  ☆1,888Updated this week
• jatinchowdhury18 / AnalogTapeModel
  Physical modelling signal processing for analog tape recording
  ☆1,243Updated 6 months ago
• free-audio / clap
  Audio Plugin API
  ☆2,043Updated 3 months ago
• falkTX / Carla
  Audio plugin host
  ☆1,874Updated 2 weeks ago
• kushview / element
  Element Audio Plugin Host
  ☆1,418Updated this week
• airwindows / airwindows
  This contains all the Airwindows audio open source code
  ☆999Updated this week
• iPlug2 / iPlug2
  C++ Audio Plug-in Framework for desktop, mobile and web
  ☆2,152Updated this week
• steinbergmedia / vst3sdk
  VST 3 Plug-In SDK
  ☆1,835Updated 4 months ago
• plugdata-team / plugdata
  Pure Data as a plugin, with a new GUI
  ☆1,998Updated last month
• steinbergmedia / vstgui
  A user interface toolkit mainly for audio plug-ins
  ☆958Updated last week
• VCVRack / Rack
  The virtual Eurorack studio
  ☆4,232Updated 5 months ago
• TheWaveWarden / odin2
  Odin 2 Synthesizer Plugin
  ☆716Updated last month
• pure-data / pure-data
  Pure Data - a free real-time computer music system
  ☆1,860Updated last month
• jerryuhoo / Fire
  This is a mutiband distortion plugin.
  ☆586Updated last week
• olilarkin / awesome-musicdsp
  A curated list of my favourite music DSP and audio programming resources
  ☆2,751Updated 7 months ago
• muse-sequencer / muse
  MusE is a digital audio workstation with support for both Audio and MIDI
  ☆724Updated last week
• bitwig / dawproject
  Open exchange format for DAWs
  ☆900Updated 3 months ago
• DISTRHO / DPF
  DISTRHO Plugin Framework
  ☆767Updated 2 weeks ago
• apohl79 / audiogridder
  DSP servers using general purpose computers and networks
  ☆838Updated last year
• csound / csound
  Main repository for Csound
  ☆1,390Updated this week
• kmatheussen / radium
  A graphical music editor. A next generation tracker.
  ☆1,012Updated this week