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spectrum-analyzer

v1.8.0 Stable

An easy to use and fast `no_std` library (with `alloc`) to get the frequency spectrum of a digital signal (e.g. audio) using FFT.

MIT Edition 2024 MSRV 1.85.1
MultimediaNo standard library #audio#fft#dsp#spectrum#frequencies

Quick Verdict

  • โœ“Actively maintained (updated 11d ago)
  • โœ“Stable API (1.x for 5+ years)
  • โœ“Trusted by 960 crates
  • โœ“Permissive license (MIT)

Security

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Downloads
148.3K
Dependents
960
Releases
33
Size
53KB

Deep Insights

๐Ÿ“Š
Steady growth

9.4K downloads in the last 30 days (313/day), up 10% from the previous period.

๐Ÿ”—
Moderate adoption

960 crates depend on spectrum-analyzer. Reasonable ecosystem adoption, though not yet a core dependency.

โœ…
Stable for 5+ years

The API has been stable (1.x) for over 5 years with 33 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐ŸŒŸ
Used by top crates

Notable dependents include sark0y_tam_rst, lowpass-filter, audio-visualizer, ensnare, fftviz. When high-quality crates choose spectrum-analyzer, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 18/25

Yanked ratio, deps, size, maturity, features

Community 14/20

Reverse deps, ownership, ecosystem

Popularity 6/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
264/day avg-53%
02004006004/265/146/16/197/77/24

Top Dependents

Version Adoption

v1.7.0
52%
v1.5.0
23%
v1.6.0
10%
v1.2.6
9%
v1.4.0
7%

Release Timeline

10 releasessince 2021
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2022
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2023
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2024
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2025
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2026
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README

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Maintainers

Dependencies
8
direct dependencies
Dependents
960
crates depend on spectrum-analyzer

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