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spectrum-analyzer

v1.7.0 Growing

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 2021 MSRV 1.81
MultimediaNo standard library #audio#fft#dsp#spectrum#frequencies

Quick Verdict

  • โœ“Stable API (1.x for 5+ years)
  • โœ“Trusted by 950 crates
  • โœ“Permissive license (MIT)

Security

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Downloads
118.0K
Dependents
950
Releases
32
Size
52KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

6.8K downloads in the last 30 days (228/day), up 31% from the previous period.

๐Ÿ”—
Moderate adoption

950 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 32 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, audio-visualizer, ensnare, lowpass-filter, fftviz. When high-quality crates choose spectrum-analyzer, it's a strong quality signal.

Health Breakdown

Maintenance 9/25

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
195/day avg+15%
010020030040050012/291/162/32/213/113/28

Top Dependents

Version Adoption

v1.7.0
36%
v1.5.0
30%
v1.6.0
12%
v1.2.6
11%
v0.5.2
11%

Release Timeline

32 releasessince 2021
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2026
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README

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Maintainers

Dependencies
8
direct dependencies
Dependents
950
crates depend on spectrum-analyzer

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