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unlost vs assert_cmd vs clap_derive

Side-by-side comparison of Rust crates

Core Metrics

unlostassert_cmdclap_derive
Health Score428079
Total Downloads28555.8M445.8M
30d Downloads754.3M36.3M
Dependents032.2K3.1K
Releases224889
Last Updated24d ago17d ago15d ago
Age1m7y 10m5y 10m

Health Breakdown

unlost
Maintenance
14
Quality
7
Community
5
Popularity
3
Documentation
13
assert_cmd
Maintenance
18
Quality
20
Community
19
Popularity
8
Documentation
15
clap_derive
Maintenance
18
Quality
21
Community
20
Popularity
8
Documentation
12

Technical Details

unlostassert_cmdclap_derive
Version0.13.12.2.04.6.0
Stable (≥1.0)✗ No✓ Yes✓ Yes
LicenseMITMIT OR Apache-2.0MIT OR Apache-2.0
Dependencies38106
Crate Size2.5MB28KB33KB
Features026
Yanked %0.0%0.0%1.1%
Edition202420242024
MSRV1.851.85
Owners12 (team)2 (team)

Quick Verdict

  • assert_cmd has the highest health score (80/100) — a strong overall choice.
  • clap_derive has the most downloads (445.8M), suggesting wider adoption.
  • assert_cmd is depended on by 32.2K crates — strongest ecosystem trust.
  • unlost is pre-1.0 — API may change.