Top 21 Python signal-processing Projects

signal-processing

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1. pyAudioAnalysis

   1 11 6,120 1.7 Python

   Python Audio Analysis Library: Feature Extraction, Classification, Segmentation and Applications

   

2. Sevalla

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3. audio-reactive-led-strip

   2 7 2,773 0.0 Python

   :musical_note: :rainbow: Real-time LED strip music visualization using Python and the ESP8266 or Raspberry Pi

   

4. pywt

   3 2 2,264 7.8 Python

   PyWavelets - Wavelet Transforms in Python

   

5. NeuroKit

   4 1 1,894 9.0 Python

   NeuroKit2: The Python Toolbox for Neurophysiological Signal Processing

   

6. ruptures

   5 1 1,878 4.7 Python

   ruptures: change point detection in Python

   

7. madmom

   6 2 1,474 2.9 Python

   Python audio and music signal processing library

   

8. pyo

   7 2 1,385 7.7 Python

   Python DSP module

   

9. InfluxDB

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10. ObsPy

    8 0 1,243 8.2 Python

    ObsPy: A Python Toolbox for seismology/seismological observatories.

    

11. SincNet

    9 3 1,186 0.0 Python

    SincNet is a neural architecture for efficiently processing raw audio samples.

    

12. ssqueezepy

    10 3 728 3.6 Python

    Synchrosqueezing, wavelet transforms, and time-frequency analysis in Python

    

13. grokfast

    11 1 555 6.1 Python

    Official repository for the paper "Grokfast: Accelerated Grokking by Amplifying Slow Gradients"

    

14. pycbc

    12 1 350 9.2 Python

    Core package to analyze gravitational-wave data, find signals, and study their parameters. This package was used in the first direct detection of gravitational waves (GW150914), and is used in the ongoing analysis of LIGO/Virgo data.

    

15. eulerian-remote-heartrate-detection

    13 4 331 1.8 Python

    Remote heart rate detection through Eulerian magnification of face videos

    

16. python-meegkit

    14 1 206 4.7 Python

    🔧🧠 MEEGkit: MEG & EEG processing toolkit in Python

    

17. BIOBSS

    15 1 127 0.6 Python

    A package for processing signals recorded using wearable sensors, such as Electrocardiogram (ECG), Photoplethysmogram (PPG), Electrodermal activity (EDA) and 3-axis acceleration (ACC).

    

18. QTradeX-Algo-Trading-SDK

    16 10 27 7.8 Python

    AI-powered SDK featuring algorithmic trading, backtesting, deployment on 100+ exchanges, and multiple optimization engines.

    

    Project mention: algotrading VS QTradeX-Algo-Trading-SDK - a user suggested alternative | libhunt.com/r/algotrading | 2025-05-28

19. libhum

    17 7 19 3.8 Python

    Libhum is a Python GPU-accelerated library to extract and compare Electricity Frequency Signals (ENF)

    

    Project mention: Show HN: Automatically Date Audio from Appliance Noises | news.ycombinator.com | 2025-03-14

20. kicky

    18 1 11 5.4 Python

    Kick drum keyfinder.

    

21. SigKit

    19 1 8 9.1 Python

    A DSP Toolkit for PyTorch

    

    Project mention: Opensourced ML Signals Toolkit | dev.to | 2025-06-30

    Hey, I just wanted to introduce my opensourced project I've been working on -- SigKit. SigKit is basically a toolbox of building-blocks for anyone who wants to play with real-world digitalized analog signals and machine learning without stitching together a dozen custom scripts. Under the hood you get:

22. pyPeriod

    20 1 3 5.6 Python

    Python package implementing various periodicity transforms in Python: Sethares and Staley, Muresan and Parks, my own.

    

23. universal-stabilization

    21 1 1 9.3 Python

    A framework for Recursive Feedback Systems in Bidirectional Math to Achieve Universal Stabilization.

    

    Project mention: Recursive Feedback Systems: A Universal Equation for Balance Across Domains | news.ycombinator.com | 2024-12-31

24. SaaSHub

    www.saashub.com featured

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    

Python signal-processing related posts

• Show HN: Automatically Date Audio from Appliance Noises

  1 project | news.ycombinator.com | 14 Mar 2025

• How would I compare two voice recordings of the same sentence and advise one speaker how to get closer to the second?

  2 projects | /r/learnpython | 10 Jul 2023

• How do I run code only when an audio file has bass

  1 project | /r/learnpython | 27 May 2023

• A Python library for audio feature extraction, classification, segmentation and applications

  1 project | /r/coding | 26 Mar 2023

• [OC] A lonely cough on a scalogram, yet rich in charasteristics & distinctive properties

  1 project | /r/dataisbeautiful | 7 Feb 2023

• Phonetic search for audio files

  1 project | /r/audio | 16 Jan 2023

• How many of you self-host your own weather station? I got mine hooked up to Home Assistant to view & store all info locally

  4 projects | /r/selfhosted | 26 Nov 2022
• A note from our sponsor - InfluxDB
  www.influxdata.com | 1 Sep 2025

  InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now. Learn more →

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