> psearch -c audio synth
accessibility/speech-dispatcher Common interface to speech synthesis
audio/arss Additive Image Synthesizer (convert audio to images, images to audio)
audio/beast Powerful music composition and modular synthesis application
audio/bristol Vintage synthesiers emulation for electric pianos and organs
audio/csound Sound synthesizer
audio/csound6 Sound synthesizer
audio/espeak Software speech synthesizer
audio/festival Multi-lingual speech synthesis system
audio/festvox-don British English male voice for Festival speech synthesis system
audio/festvox-russian Russian male voice for Festival speech synthesis system
audio/flite Small run-time speech synthesis engine
audio/fluidsynth Real-time software synthesizer based on the SoundFont 2 specifications
audio/fluidsynth-dssi Wrapper for FluidSynth allowing it to function as a DSSI plugin
audio/gervill Generic sound synthesizer for Java
audio/gstreamer-plugins-flite Gstreamer flite run-time speech synthesis engine plugin
audio/gstreamer1-plugins-flite Gstreamer flite run-time speech synthesis engine plugin
audio/hexter DSSI softsynth that models the sound generation of a Yamaha DX7
audio/linux-mbrola MBROLA speech synthesizer for Linux
audio/mbrolavox Voices for MBROLA voice synthesizer
audio/pd MIDI-capable real-time audio processor/synthesizer
audio/qsynth Qt fluidsynth front-end application
audio/rsynth Speech synthesizer
audio/spiralsynth MIDI-capable synthesizer for X
audio/spiralsynthmodular Object-oriented modular softsynth/sequencer/sampler
audio/terminatorx Realtime audio synthesizer that allows you to "scratch" on audio data
audio/timidity MIDI to PCM software synthesizer
audio/whysynth Versatile softsynth implemented as a DSSI plugin
audio/wildmidi Simple software midi player and core softsynth library
audio/xsynth-dssi Classic analog style software synthesizer
audio/zynaddsubfx Realtime software synthesizer