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regex-syntax

v0.8.11 Growing

A regular expression parser.

MIT OR Apache-2.0 Edition 2021 MSRV 1.65

Quick Verdict

  • โœ“Actively maintained (updated 34d ago)
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (5.0K crates depend on it)
  • โœ“Team maintained (3 owners)
  • โœ“Tiny footprint (359KB, 1 deps)

Security

Checking security advisories...
Downloads
1.2B
Dependents
5.0K
Releases
79
Size
359KB

Deep Insights

๐Ÿ“Š
Stable downloads

80.1M downloads in the last 30 days (2.7M/day). Volume is roughly flat compared to the previous period.

๐Ÿ”—
Widely adopted

5.0K crates depend on regex-syntax. Strong ecosystem adoption means battle-tested code and long-term stability.

๐Ÿ‘ค
Prolific maintainer

The primary maintainer publishes 86 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 11+ years old, regex-syntax hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Minimal dependencies

Only 1 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐ŸŒŸ
Used by top crates

Notable dependents include regex-automata, regex, globset, fancy-regex, proptest. When high-quality crates choose regex-syntax, it's a strong quality signal.

Health Breakdown

Maintenance 17/25

Recency, release consistency, active ratio

Quality 17/25

Yanked ratio, deps, size, maturity, features

Community 15/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 15/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
2.4M/day avg-45%
01.0M2.0M3.0M4/265/146/16/197/77/24

Top Dependents

Version Adoption

v0.8.5
39%
v0.8.10
22%
v0.8.8
16%
v0.8.2
13%
v0.8.6
10%

Release Timeline

10 releasessince 2023
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2023
1
2024
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2025
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2026
3
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Feature Flags

default =["std", "unicode"]

std*unicode*arbitraryunicode-ageunicode-boolunicode-caseunicode-perlunicode-gencatunicode-scriptunicode-segment

README

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Maintainers

Dependencies
1
direct dependencies
Dependents
5.0K
crates depend on regex-syntax