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66

fancy-regex

v0.17.0 Growing

An implementation of regexes, supporting a relatively rich set of features, including backreferences and look-around.

MIT Edition 2018 MSRV 1.66

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (4.6K crates depend on it)
  • โœ“Team maintained (4 owners)
  • โœ“Permissive license (MIT)

Security

Checking security advisories...
Downloads
129.1M
Dependents
4.6K
Releases
26
Size
109KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

12.7M downloads in the last 30 days (424.2K/day), up 25% from the previous period.

๐Ÿ”—
Widely adopted

4.6K crates depend on fancy-regex. Strong ecosystem adoption means battle-tested code and long-term stability.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 55 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 9+ years old, fancy-regex hasn't reached 1.0 yet. Expect potential API changes between versions.

๐ŸŒŸ
Used by top crates

Notable dependents include jsonschema, valico, syntect, tokenizers, newline-converter. When high-quality crates choose fancy-regex, it's a strong quality signal.

Health Breakdown

Maintenance 11/25

Recency, release consistency, active ratio

Quality 16/25

Yanked ratio, deps, size, maturity, features

Community 17/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 14/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
334K/day avg+70%
0200K400K600K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.13.0
33%
v0.11.0
29%
v0.14.0
18%
v0.10.0
16%
v0.16.2
4%

Release Timeline

26 releasessince 2017
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2018
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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 =["unicode", "perf", "std", "variable-lookbehinds"]

std*perf*unicode*track_callervariable-lookbehinds*

README

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Maintainers

Dependencies
7
direct dependencies
Dependents
4.6K
crates depend on fancy-regex