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simple-error

v0.3.2 Growing

A simple error type backed by a string

MIT/Apache-2.0 Edition 2021 MSRV 1.58.0
#error#simple-error

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 939 crates
  • โœ“Tiny footprint (11KB, 0 deps)
  • โœ“Permissive license (MIT/Apache-2.0)

Security

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Downloads
3.4M
Dependents
939
Releases
21
Size
11KB

Deep Insights

๐Ÿ“Š
Steady growth

186.0K downloads in the last 30 days (6.2K/day), up 1% from the previous period.

๐Ÿ”—
Moderate adoption

939 crates depend on simple-error. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 10+ years old, simple-error hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿชถ
Zero dependencies

simple-error has no external dependencies โ€” minimal supply chain risk and fast compile times.

๐Ÿ“
Compact crate

At 10KB, simple-error is lightweight. Small crate size correlates with focused, well-scoped functionality.

๐ŸŒŸ
Used by top crates

Notable dependents include tendermint-testgen, crypto-msg-parser, multiversx-sc-scenario, dharitri-sc-scenario, roslibrust_codegen. When high-quality crates choose simple-error, it's a strong quality signal.

Health Breakdown

Maintenance 9/25

Recency, release consistency, active ratio

Quality 15/25

Yanked ratio, deps, size, maturity, features

Community 10/20

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
5K/day avg+41%
02K4K6K8K10K12/301/172/42/223/123/29

Top Dependents

Version Adoption

v0.1.12
40%
v0.2.3
24%
v0.3.0
21%
v0.3.1
11%
v0.2.1
3%

Release Timeline

21 releases1 yankedsince 2016
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2021
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2022
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2025
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2026
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README

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Maintainers

Dependencies
0
direct dependencies
Dependents
939
crates depend on simple-error

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