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proc-macro-error vs proc-macro-error2 vs hooq

Side-by-side comparison of Rust crates

Core Metrics

proc-macro-errorproc-macro-error2hooq
Health Score535159
Total Downloads259.8M75.5M61.4K
30d Downloads12.5M10.3M15.3K
Dependents5.5K1.0K4
Releases3856
Last Updated2065d ago567d ago110d ago
Age6y 8m2y 7m6m

Health Breakdown

proc-macro-error
Maintenance
6
Quality
16
Community
14
Popularity
8
Documentation
9
proc-macro-error2
Maintenance
4
Quality
14
Community
13
Popularity
8
Documentation
12
hooq
Maintenance
14
Quality
16
Community
8
Popularity
6
Documentation
15

Technical Details

proc-macro-errorproc-macro-error2hooq
Version1.0.42.0.10.3.1
Stable (≥1.0)✓ Yes✓ Yes✗ No
LicenseMIT OR Apache-2.0MIT OR Apache-2.0MIT OR Apache-2.0
Dependencies864
Crate Size25KB25KB13KB
Features237
Yanked %10.5%40.0%0.0%
Edition201820212024
MSRV1.611.88.0
Owners111

Quick Verdict

  • hooq leads with a health score of 59/100, but none of the options score above 80.
  • proc-macro-error has the most downloads (259.8M), suggesting wider adoption.
  • proc-macro-error is depended on by 5.5K crates — strongest ecosystem trust.
  • ⚠ proc-macro-error, proc-macro-error2 have not been updated in over a year.
  • hooq is pre-1.0 — API may change.