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68

logos

v0.16.1 Growing

Create ridiculously fast Lexers

MIT OR Apache-2.0 Edition 2021 MSRV 1.80.0
Parsing toolsText processing #parser#lexer#lexical#tokenizer#no_std

Quick Verdict

  • βœ“Actively maintained (updated 56d ago)
  • !Pre-1.0: API may have breaking changes
  • βœ“Massive adoption (4.0K crates depend on it)
  • βœ“Tiny footprint (28KB, 3 deps)
  • βœ“Permissive license (MIT OR Apache-2.0)

Security

Checking security advisories...
Downloads
41.7M
Dependents
4.0K
Releases
58
Size
28KB

Deep Insights

πŸ“Š
Steady growth

6.2M downloads in the last 30 days (206.8K/day), up 17% from the previous period.

πŸ”—
Widely adopted

4.0K crates depend on logos. Strong ecosystem adoption means battle-tested code and long-term stability.

πŸ”¬
Pre-1.0 for over a year

Despite being 7+ years old, logos hasn't reached 1.0 yet. Expect potential API changes between versions.

πŸͺΆ
Minimal dependencies

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

πŸ“
Compact crate

At 28KB, logos is lightweight. Small crate size correlates with focused, well-scoped functionality.

🌟
Used by top crates

Notable dependents include prost-reflect, chumsky, protox-parse, schema_registry_converter, yap. When high-quality crates choose logos, it's a strong quality signal.

Health Breakdown

Maintenance 16/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 17/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads Β· last 90 days
167K/day avg+68%
0100K200K300K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.13.0
29%
v0.12.1
25%
v0.14.4
19%
v0.15.1
15%
v0.14.1
13%

Release Timeline

58 releases5 yankedsince 2018
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2018
29
2019
2
2020
15
2021
1
2022
1
2023
1
2024
6
2025
2
2026
1
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Yanked

Feature Flags

default =["export_derive", "std"]

std*debugexport_derive*forbid_unsafestate_machine_codegen

README

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Maintainers

Dependencies
3
direct dependencies
Dependents
4.0K
crates depend on logos

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