Dexed is a multi-platform, multi-format plugin synth that is closely modelled on the Yamaha DX7. Dexed is also a midi cartridge librarian / manager for the DX7.
Features:
Multi platform (OS X, Windows or Linux) and multi format. (VST, AU, LV2)
144 DAW automatable DX7 parameters available from one single panel.
Fully supports DX7 input and output Sysex messages; including controller change. This means that you can use this with a native DX7/TX7 as a patch editor and sysex manager.
Each operator has a realtime VU meter so you know which one is active.
Can load or save any DX7/TX7 sysex programs. It is also possible to save a single program into a different sysex file.
Synthesizer plugin for ADLMIDI and OPNMIDI (VST/LV2). This software package provides FM synthesizer plugins, based on OPL3 and OPN2 sound chip emulations. The emulations and the drivers are provided by libADLMIDI and libOPNMIDI.
control of multiple YMF262/YM2612 emulated chips
high fidelity emulation, with choice of compromise level (good fidelity / fast, excellent fidelity / slow)
synthesis of melodic and percussive instruments
bundled collection of instruments
support for dynamic parameterization and automation
rigorous implementation of the MIDI standard
multi-channel operation with General MIDI compatibility
ability to synthesize entire MIDI files out of the box
Zrythm is a cross-platform digital audio workstation designed to be featureful and easy to use. Automate almost anything with automation events using straight lines, ramps and curves, or with LFOs and envelopes. Featuring a chord pad for quickly trying out chords in a scale and a chord track to help with chord progressions.
Complete support for LV2 and VST2, with experimental support for VST3, AU, SFZ and SF2. Fully JACK aware, including support for JACK transport, ALSA, WASAPI, Windows MME, CoreMidi and CoreAudio.
Zrythm (Basic) is free software. Use, study, share and improve it freely. Available in multiple languages including English, French, Galician, Portuguese, Japanese and German.
Jalv is a simple but fully featured LV2 host for Jack. It runs LV2 plugins and exposes their ports as Jack ports, essentially making any LV2 plugin function as a Jack application.
Triceratops is an analogue style polyphonic subtractive synthesizer plugin, for use with the LV2 plugin architecture, at this time there is no standalone version. An up to date version of the LV2 library is required along with a suitable host (e.g. Qtractor, Jalv, Ardour).
Helm runs in GNU/Linux, Mac OSX and Windows. Run Helm as a standalone synthesizer or as an LV2, VST, VST3 or AU plugin. Comes in both 32-bit and 64-bit versions.
padthv1 is an old-school polyphonic additive synthesizer with stereo fx; it is based on the PADsynth algorithm by Paul Nasca, as a special variant of additive synthesis.
Features:
a pure stand-alone JACK client with JACK-session, NSM (Non Session management) and both JACK MIDI and ALSA MIDI input support;