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librosa

3 indexed repositories · View on GitHub

librosa
Python library for audio and music analysis

Python · 8616 stars
blog
librosa blog site

CSS · 9 stars
librosa.github.io
Librosa web page

CSS · 8 stars

Beginner friendly Everything

Open All

feature.spectral_centroid / bandwidth / rolloff / contrast / poly_features upcast float32 spectrogram to float64 Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

librosa/librosa#2099 · Opened Sep 4, 2026
feature.mfcc: expose `power_to_db` parameters, as proposed in #1734 Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 72/100

librosa/librosa#2094 · 1 comment · Opened Aug 21, 2026
[Bug]: chroma_stft (via estimate_tuning/piptrack) leaves unreturned memory in the glibc arena, growing RSS across repeated calls Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

librosa/librosa#2076 · 1 comment · Opened Jul 13, 2026
Discussion: deprecate hybrid and pseudo cqt? Open

discussion Staged

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#2070 · 2 comments · Opened Jul 9, 2026
[ENH]: Extend precise return type annotations to the feature and onset modules Open

enhancement Typing

Difficulty 3/5 1-2 days Newbie friendliness 72/100

librosa/librosa#2067 · 9 comments · Opened Jul 7, 2026
Change envelope calculations for waveshow? Open

API change display

Difficulty 4/5 3-5 days Newbie friendliness 45/100

librosa/librosa#2064 · 1 comment · Opened Jul 5, 2026
Plugins Open

API change discussion functionality management

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#2022 · 4 comments · Opened May 30, 2026
Refactor display.py into submodules Open

display

Difficulty 4/5 3-5 days Newbie friendliness 48/100

librosa/librosa#2021 · 2 comments · Opened May 29, 2026
Radial chroma display Open

display functionality music theory

Difficulty 5/5 Over a week Newbie friendliness 35/100

librosa/librosa#2016 · 1 reaction · Opened May 25, 2026
Polar tonnetz display Open

display functionality music theory

Difficulty 5/5 Over a week Newbie friendliness 35/100

librosa/librosa#2015 · 4 comments · Opened May 25, 2026
[ENH]: Extended envelopes in waveshow Open

display enhancement functionality

Difficulty 5/5 Over a week Newbie friendliness 35/100

librosa/librosa#2008 · 2 reactions · Opened May 8, 2026
[ENH]: Add option for true logarithmic scale in display.specshow for STFT data Open

discussion display documentation

Difficulty 4/5 3-5 days Newbie friendliness 30/100

librosa/librosa#1984 · 2 comments · Opened Oct 7, 2025
[ENH]: Even more wave displays - polar version! Open

display

Difficulty 4/5 3-5 days Newbie friendliness 48/100

librosa/librosa#1975 · 6 comments · 3 reactions · Opened Aug 13, 2025
[ENH]: Split with Minimum Silence Duration and Signal Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

librosa/librosa#1953 · 2 comments · Opened Jul 14, 2025
[ENH]: libfmp functionality Open

enhancement functionality

Difficulty 5/5 Over a week Newbie friendliness 20/100

librosa/librosa#1929 · 7 comments · 2 reactions · Opened Apr 14, 2025
[Doc]: Missing Security.md Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

librosa/librosa#1887 · 2 comments · Opened Dec 4, 2024
[Bug]: test_nnls_multiblock fails Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

librosa/librosa#1880 · Opened Oct 2, 2024
[Bug]: test_beat_units and test_beat crash Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

librosa/librosa#1879 · 8 comments · Opened Oct 2, 2024
Security Policy for the Community Standards Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1859 · 3 comments · Opened Jul 27, 2024
Librosa on Debian! Open

discussion management testing

Difficulty 4/5 3-5 days Newbie friendliness 45/100

librosa/librosa#1843 · 25 comments · Opened May 30, 2024
Dense event matching Open

enhancement functionality

Difficulty 4/5 3-5 days Newbie friendliness 35/100

librosa/librosa#1815 · 1 comment · Opened Mar 2, 2024
Add tuning param to hz_to_note() Open

API change enhancement

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

librosa/librosa#1806 · 12 comments · 1 reaction · Opened Feb 14, 2024
Constant Q transforms do not allow STFT operations without zero padding for chunked audio processing. Open

enhancement question

Difficulty 4/5 3-5 days Newbie friendliness 45/100

librosa/librosa#1788 · 3 comments · Opened Dec 20, 2023
What Peak should I use for DynamicRange? Open

question

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1785 · 1 comment · Opened Nov 22, 2023
The future, array API, and so on Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1743 · 5 comments · 4 reactions · Opened Aug 30, 2023
Just intonation and non-western systems Open

discussion enhancement music theory

Difficulty 5/5 Over a week Newbie friendliness 20/100

librosa/librosa#1723 · 4 comments · Opened Jun 15, 2023
Smarter downsampling for vqt and friends Open

enhancement functionality

Difficulty 5/5 Over a week Newbie friendliness 35/100

librosa/librosa#1679 · Opened Feb 27, 2023
f0 contour sonification Open

functionality

librosa/librosa#1648 · 3 comments · 2 reactions · 1 assignee · Opened Jan 26, 2023
Migrate analytics from google Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

librosa/librosa.github.io#1 · Opened Sep 14, 2022
Advanced example: sounddevice streaming Open

documentation

Difficulty 4/5 3-5 days Newbie friendliness 48/100

librosa/librosa#1562 · 4 comments · 1 reaction · Opened Aug 29, 2022
Improvements to adaptive waveplot Open

display enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1540 · Opened Jul 20, 2022
Annotation plotting utilities Open

display

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1538 · 4 comments · 1 reaction · Opened Jul 17, 2022
More examples in the gallery, and from other application areas Open

discussion documentation good for beginners

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1530 · 5 comments · 1 reaction · Opened Jul 15, 2022
Nightly builds for bleeding edge dependencies Open

management testing

Difficulty 4/5 3-5 days Newbie friendliness 35/100

librosa/librosa#1528 · 2 comments · 2 reactions · Opened Jul 14, 2022
Frequency range data Open

discussion functionality good for beginners

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1503 · 10 comments · 2 reactions · Opened Jun 11, 2022
Parallel jit for faster numba functions Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

librosa/librosa#1480 · 2 comments · Opened May 7, 2022
Alternative phase recovery methods Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 30/100

librosa/librosa#1471 · 8 comments · Opened Apr 6, 2022
Tempo(gram) display with musical notation Open

display enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

librosa/librosa#1426 · 10 comments · 1 reaction · Opened Dec 21, 2021
Adaptive specshow Open

display enhancement functionality

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1422 · 10 comments · 1 reaction · Opened Dec 17, 2021
Support user-supplied time format strings in display Open

API change blocked display

librosa/librosa#1364 · 20 comments · 1 assignee · Opened Aug 17, 2021
Consider (de)modulating stft Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

librosa/librosa#1279 · 18 comments · Opened Feb 4, 2021
stft: time dimension might be off Open

discussion

Difficulty 4/5 3-5 days Newbie friendliness 35/100

librosa/librosa#1278 · 12 comments · Opened Feb 4, 2021
librosa.util.frame_inverse, the inverse of librosa.util.frame Open

enhancement functionality

Difficulty 4/5 3-5 days Newbie friendliness 42/100

librosa/librosa#1197 · 10 comments · 3 reactions · Opened Jun 29, 2020
Inverse VQT, griffinlim-vqt Open

functionality

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#1161 · 10 comments · Opened Jun 12, 2020
Content ideas Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/blog#1 · 10 comments · Opened Jul 9, 2019
Semantics of n_fft, window length, and frame length Open

API change question

Difficulty 5/5 Over a week Newbie friendliness 30/100

librosa/librosa#695 · 6 comments · 2 reactions · Opened Apr 13, 2018
Automate benchmarking Open

documentation management

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#599 · 2 comments · Opened Jul 21, 2017
Window-based padding for center=False in STFT Open

API change enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

librosa/librosa#596 · 4 comments · Opened Jul 6, 2017
Make filterbanks generic Open

enhancement functionality

librosa/librosa#18 · 16 comments · 1 assignee · Opened Jul 31, 2013

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