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thiserror-core vs thiserror vs thiserror-ext-derive

Side-by-side comparison of Rust crates

Core Metrics

thiserror-corethiserrorthiserror-ext-derive
Health Score577054
Total Downloads4.9M1.2B1.1M
30d Downloads30.0K62.0M65.3K
Dependents32627.5K20
Releases38920
Last Updated967d ago176d ago130d ago
Age3y 7m6y 9m2y 8m

Health Breakdown

thiserror-core
Maintenance
4
Quality
21
Community
9
Popularity
8
Documentation
15
thiserror
Maintenance
11
Quality
21
Community
15
Popularity
8
Documentation
15
thiserror-ext-derive
Maintenance
13
Quality
15
Community
9
Popularity
7
Documentation
10

Technical Details

thiserror-corethiserrorthiserror-ext-derive
Version1.0.502.0.180.3.0
Stable (≥1.0)✓ Yes✓ Yes✗ No
LicenseMIT OR Apache-2.0MIT OR Apache-2.0Apache-2.0
Dependencies554
Crate Size19KB29KB24KB
Features221
Yanked %0.0%0.0%0.0%
Edition202120212021
MSRV1.561.68
Owners111

Quick Verdict

  • thiserror leads with a health score of 70/100, but none of the options score above 80.
  • thiserror is depended on by 627.5K crates — strongest ecosystem trust.
  • ⚠ thiserror-core has not been updated in over a year.
  • thiserror-ext-derive is pre-1.0 — API may change.