Geonkick is a synthesizer that can synthesize elements of percussion such as kicks, snares, hit-hats, shakers, claps and sticks. It can also play and mix samples.

This package provides the Rakarrack effects as LV2 plugins. The ports are done such that hopefully when Rakarrack gets an active maintainer these will get merged into the original project.

A semi-modular software synthesizer and fx plugin

MusicBrainz Picard is a music tagging application, supporting multiple formats, looking up tracks through metadata and audio fingerprints.

A Python interface to Last.fm and other API-compatible websites such as Libre.fm.

EasyTAG is an application for viewing and editing tags in audio files. It supports MP3, MP2, MP4/AAC, FLAC, Ogg Opus, Ogg Speex, Ogg Vorbis, MusePack, Monkey's Audio, and WavPack files.

Spectacle is a real-time spectral analyzer using the short-time Fourier transform, available as LV2 audio plugin and JACK client.

This package provides Python bindings for the Libdiscid library. The main purpose is the calculation of Disc IDs for use with the MusicBrainz database. Additionally the disc Media Catalog Number (MCN) and track International Standard Recording Code (ISRC) can be extracted.

Musicbrainzngs implements Python bindings of the MusicBrainz web service. This library can be used to retrieve music metadata from the MusicBrainz database.

ArtyFX is an LV2 plugin bundle of artistic real-time audio effects. It contains a bitcrusher, delay, distortion, equalizer, compressor, and reverb.

TuxGuitar is a guitar tablature editor with player support through midi. It can display scores and multitrack tabs. TuxGuitar provides various additional features, including autoscrolling while playing, note duration management, bend/slide/vibrato/hammer-on/pull-off effects, support for tuplets, time signature management, tempo management, gp3/gp4/gp5 import and export.

This package provides the LV2 plugin "GxSlowGear", a slow gear audio effect to produce volume swells.

SooperLooper is a live looping sampler capable of immediate loop recording, overdubbing, multiplying, reversing and more. It allows for multiple simultaneous multi-channel loops limited only by your computer's available memory.

Jack-keyboard is a virtual MIDI keyboard, a program that allows you to send JACK MIDI events (i.e. play) using your PC keyboard.

Wolf Shaper is a waveshaper plugin with a graph editor. It is provided as an LV2 plugin and as a standalone Jack application.

Mutagen is a Python module to handle audio metadata. It supports ASF, FLAC, M4A, Monkey’s Audio, MP3, Musepack, Ogg FLAC, Ogg Speex, Ogg Theora, Ogg Vorbis, True Audio, WavPack and OptimFROG audio files. All versions of ID3v2 are supported, and all standard ID3v2.4 frames are parsed. It can read Xing headers to accurately calculate the bitrate and length of MP3s. ID3 and APEv2 tags can be edited regardless of audio format. It can also manipulate Ogg streams on an individual packet/page level.

Synthv1 is an old-school subtractive polyphonic synthesizer with four oscillators and stereo effects.

Power Tab Editor 2.0 is the successor to the famous original Power Tab Editor. It is compatible with Power Tab Editor 1.7 and Guitar Pro.

Seq24 is a real-time MIDI sequencer. It was created to provide a very simple interface for editing and playing MIDI loops.

This is the C implementation of the ORCΛ language and terminal livecoding environment. It's designed to be power efficient. It can handle large files, even if your terminal is small.

Orca is not a synthesizer, but a flexible livecoding environment capable of sending MIDI, OSC, and UDP to your audio/visual interfaces like Ableton, Renoise, VCV Rack, or SuperCollider.

This set of LV2 plugins is a port of the internal modules found in Alsa Modular Synth. These plugins are used to create modular synthesizers and contain: VCO, VCF, VCA, LFO, slew limiter, envelopes, sample and hold, etc.

ZynAddSubFX is a feature heavy realtime software synthesizer. It offers three synthesizer engines, multitimbral and polyphonic synths, microtonal capabilities, custom envelopes, effects, etc.

LMMS is a digital audio workstation. It includes tools for sequencing melodies and beats and for mixing and arranging songs. LMMS includes instruments based on audio samples and various soft sythesizers. It can receive input from a MIDI keyboard.

MediaFile is a simple interface to the metadata tags for many audio file formats. It wraps Mutagen, a high-quality library for low-level tag manipulation, with a high-level, format-independent interface for a common set of tags.