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realfft

v3.5.0 Growing

Real-to-complex forward FFT and complex-to-real inverse FFT for Rust

MIT Edition 2018
AlgorithmsCompressionMultimedia::EncodingScience #fft#transform#dft#fourier#discrete

Quick Verdict

  • โœ“Stable API (3.x for 5+ years)
  • โœ“Trusted by 630 crates
  • โœ“Tiny footprint (17KB, 3 deps)
  • โœ“Permissive license (MIT)

Security

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Downloads
8.9M
Dependents
630
Releases
17
Size
17KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

1.1M downloads in the last 30 days (36.7K/day), up 27% from the previous period.

๐Ÿ”—
Moderate adoption

630 crates depend on realfft. 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 17 releases. This level of maturity means you can depend on it without worrying about breaking changes.

๐Ÿชถ
Minimal dependencies

Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐Ÿ“
Compact crate

At 17KB, realfft is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include rubato, ndrustfft, light-curve-feature, web-audio-api, easyfft. When high-quality crates choose realfft, it's a strong quality signal.

Health Breakdown

Maintenance 7/25

Recency, release consistency, active ratio

Quality 23/25

Yanked ratio, deps, size, maturity, features

Community 14/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 9/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
28K/day avg+96%
010K20K30K40K50K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v3.4.0
52%
v3.5.0
23%
v3.3.0
18%
v3.2.0
4%
v2.0.1
2%

Release Timeline

17 releasessince 2020
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2020
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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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Feature Flags

default =["rustfft/default"]

avxsseneonwasm_simd

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
630
crates depend on realfft

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