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error-chain

v0.12.4 Growing

Yet another error boilerplate library.

MIT/Apache-2.0
Rust patterns #error

Quick Verdict

  • โœ•Not updated for 5+ years
  • !Pre-1.0: API may have breaking changes
  • โœ“Massive adoption (7.8K crates depend on it)
  • โœ“Tiny footprint (29KB, 2 deps)
  • โœ“Permissive license (MIT/Apache-2.0)

Security

Checking security advisories...
Downloads
57.0M
Dependents
7.8K
Releases
29
Size
29KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

2.3M downloads in the last 30 days (78.1K/day), up 23% from the previous period.

๐Ÿ”—
Widely adopted

7.8K crates depend on error-chain. Strong ecosystem adoption means battle-tested code and long-term stability.

๐Ÿ”ฌ
Pre-1.0 for over a year

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

๐Ÿชถ
Minimal dependencies

Only 2 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.

๐Ÿ“
Compact crate

At 29KB, error-chain is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include skeptic, xdr-codec, xdrgen, metadeps, xml-rpc. When high-quality crates choose error-chain, it's a strong quality signal.

Health Breakdown

Maintenance 4/25

Recency, release consistency, active ratio

Quality 14/25

Yanked ratio, deps, size, maturity, features

Community 17/20

Reverse deps, ownership, ecosystem

Popularity 8/15

Downloads, momentum, growth trend

Documentation 11/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
63K/day avg+55%
020K40K60K80K100K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.12.4
55%
v0.10.0
27%
v0.11.0
7%
v0.12.1
6%
v0.12.0
5%

Release Timeline

29 releases2 yankedsince 2016
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Feature Flags

default =["backtrace", "example_generated"]

example_generated*

README

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Maintainers

Dependencies
2
direct dependencies
Dependents
7.8K
crates depend on error-chain

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