JamesDSP for Linux is a feature-rich audio effects processor for Linux.
It is designed for users who want extensive control over the sound produced by applications and audio devices. The interface brings together conventional equalisation and dynamics processing with more specialised tools for spatial effects, impulse-response processing and custom DSP. Its scripting facilities also make it considerably more flexible than a straightforward system equalizer.
This is free and open source software.
Key Features
- Automatic bass enhancement analyses incoming audio and generates additional low-frequency content.
- Parametric equalizer provides detailed control over individual frequency bands.
- Graphic equalizer offers a more traditional fixed-band approach to tonal adjustment.
- AutoEQ integration can use headphone correction profiles from the AutoEQ database.
- Multiband dynamic range processing applies separate processing across different frequency regions.
- Partitioned convolution supports mono, stereo and true-stereo impulse responses.
- Crossfeed processing can make headphone listening sound less unnaturally separated.
- Multiband stereo widening provides frequency-dependent control over stereo width.
- ViPER-DDC support enables device-specific correction using compatible configuration data.
- Reverberation facilities add configurable room and ambience effects.
- Analogue modelling provides additional sound-colouring options.
- Output limiting helps prevent excessive peaks after processing.
- EEL2 scripting allows users to build custom DSP effects and processing routines.
- Integrated script editor includes syntax highlighting and code completion.
- Presets can store complete processing configurations for later reuse.
- Device-based rules can apply suitable presets when audio hardware changes.
- Command-line remote control supports scripted workflows and automation.
- D-Bus control allows other applications to communicate with the processor.
Website: github.com/Audio4Linux/JDSP4Linux
Support:
Developer: Tim Schneeberger
License: GNU General Public License v3.0

JamesDSP is written in C and C++. Learn C with our recommended free books and free tutorials. Learn C++ with our recommended free books and free tutorials.
Related Software
| Audio Effects, Mixers, and PipeWire Routing Tools | |
|---|---|
| Easy Effects | GTK audio manipulation software which includes a range of tools |
| Carla | Modular audio plugin host |
| JamesDSP for Linux | Audio effect processor for Pipewire |
| Pulsemeeter | Audio routing and mixer application |
| wiremix | Terminal mixer for PipeWire audio devices and streams |
| Melodic Mix | Simple mixer and digital signal processing application |
| LSP Plugins | Broad collection of studio-oriented plug-ins |
| Sonusmix | GTK4 audio routing and device management application |
| qpwgraph | Graph manager dedicated to PipeWire |
| pwvucontrol | Pipewire volume control |
| Pipeweaver | Audio management tool built on top of PipeWire |
| coppwr | Low-level GUI for inspecting and controlling PipeWire |
| Helvum | Graphical patchbay for connecting PipeWire audio streams |
Read our verdict in the software roundup.
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