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env_logger

v0.11.10 Growing

A logging implementation for `log` which is configured via an environment variable.

MIT OR Apache-2.0 Edition 2021 MSRV 1.71
Development tools::Debugging #log#logging#logger

Quick Verdict

  • Actively maintained (updated 4d ago)
  • !Pre-1.0: API may have breaking changes
  • Massive adoption (135.0K crates depend on it)
  • Team maintained (6 owners)
  • Permissive license (MIT OR Apache-2.0)

Security

Checking security advisories...
Downloads
413.3M
Dependents
135.0K
Releases
58
Size
32KB

Deep Insights

📊
Steady growth

24.8M downloads in the last 30 days (828.0K/day), up 17% from the previous period.

🏛️
Foundational crate

135.0K crates depend on env_logger — it's part of the Rust ecosystem's core infrastructure. Removing it from your dependency tree would be extremely difficult.

👤
Prolific maintainer

The primary maintainer publishes 59 crates. This suggests deep Rust expertise and long-term commitment to the ecosystem.

🔬
Pre-1.0 for over a year

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

📐
Compact crate

At 31KB, env_logger is lightweight. Small crate size correlates with focused, well-scoped functionality.

🌟
Used by top crates

Notable dependents include regex-automata, regex, mio, rustls, h2. When high-quality crates choose env_logger, it's a strong quality signal.

Health Breakdown

Maintenance 18/25

Recency, release consistency, active ratio

Quality 17/25

Yanked ratio, deps, size, maturity, features

Community 19/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads · last 90 days
683K/day avg+56%
0200K400K600K800K1.0M1.2M12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.8.4
25%
v0.10.2
21%
v0.11.8
20%
v0.7.1
18%
v0.9.3
15%

Release Timeline

58 releasessince 2015
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7
2016
3
2017
5
2018
16
2019
4
2020
3
2021
3
2022
4
2023
1
2024
8
2025
2
2026
2
Less
More

Feature Flags

default =["auto-color", "humantime", "regex"]

kvcolorregex*humantime*auto-color*unstable-kv

README

Loading README...

Maintainers

Dependencies
5
direct dependencies
Dependents
135.0K
crates depend on env_logger

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