Cecilia is an audio signal processing environment aimed at sound designers. It uses pyo as its underlying audio processing engine. It is a completely programmable sound-processing tool, with real-time interactive processing on sound files or live.
It is a good tool to explore the parameters of a new opcode in an interactive and intuitive way.
Cecilia was designed by and for musicians and sound designers. All the traditional sound processing devices are included such as EQs, compressors and delays adapted for the most simple applications and the wildest imaginable sonic contortions.
Key Features
- Music programming language.
- General sound-processing environment.
- Create your own GUI (grapher, sliders, toggles, popup menus) using a simple syntax.
- Supplied with many original builtin modules for sound effects and synthesis.
Website: ajaxsoundstudio.com/software/cecilia
Support: GitHub
Developer: Olivier Bélanger
License: GNU General Public License v3.0

Cecilia is written in Python. Learn Python with our recommended free books and free tutorials.
Related Software
| Audio Editors | |
|---|---|
| Audacity | Multi-track audio editor and recorder |
| SoX | Swiss Army knife of sound processing programs |
| LosslessCut | Swiss army knife of lossless video/audio editing |
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| Auto-Editor | Automatically edit video and audio |
| audapolis | Editor for spoken-word media with transcription |
| Kwave | Sound editor built on the KDE Frameworks 5 |
| Cecilia | Audio signal processing environment aimed at sound designers |
| GWC | Gnome Wave Cleaner |
| Snd | An advanced sound editor modeled loosely after Emacs |
| Reco | Audio recording app designed for elementary OS |
| pxtone collab | Sample-based music editor |
| Sound Recorder | Straightforward way to record and play audio with simple interface |
| mp3splt | Command-line tool to split mp3, ogg vorbis and FLAC files without decoding |
| WaveSurfer | Tool for sound visualization and manipulation |
| Sweep | Audio editor and live playback tool |
| mhWaveEdit | Simple and fast sound editor |
Read our verdict in the software roundup.
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