Apps similar to SynthEdit include VCV Rack, which is free and open source. Other options are Pure Data, Max/MSP, PraxisLIVE and DISTRHO Cardinal. You can choose from more than 10 Music Production Apps like SynthEdit for Windows, Mac, Linux, the web and Android.
Axiom is an extremely flexible node-based real-time audio synthesizer. It operates standalone or as a VST instrument/effect and features a highly configurable, modular canvas where controls can be arranged and routed visually and their code can be edited using a simple but...
FlowStone is a visual programming tool that allows you to create your own standalone programs quicker and more easily than ever before.
Maize Sampler 2 is a cross-platform tool for sound developers to create sample-based virtual instruments.
Taiwan
Hexen is a virtual modular Eurorack synthesizer for Android featuring 50+ modules in an accessible, touch-focused interface. All of the internal signal paths in Hexen have 32 bit resolution and are clocked at 48KHz. The final rendered audio is 16 bit 48KH.
United States
Twist is a node-based audio synthesizer that lets you create sound effects and soundtracks. Its modular nature makes it possible to produce any kind of sound by just "connecting the dots". It's built with C++ and available for Windows and Linux desktops.
United States
NimSynth is a cross-platform, modular synthesis workstation built with Nim (programming language).
Aalto is a semi-modular software synthesizer with an innovative, patchable UI, distinctive sounds, and a charming personality.
United States
SonicBirth is a visual design software for building Audio Unit plugins. It can be used both as a host within other DAW apps and as a tool to build and export plugins. It also comes bundled with compressors, reverbs and other plugins as well as pre-constructed circuits to help...
Canada
