Decision Workspace
filelocksmith vs known-folders vs memchr
Side-by-side comparison of Rust crates
46
filelocksmith
growingv0.1.4
Detect what processes are locking a file or folder on Windows
77
known-folders
stablev1.4.2
A safe wrapper around the Known Folders API on Windows
72
memchr
stablev2.8.0
Provides extremely fast (uses SIMD on x86_64, aarch64 and wasm32) routines for 1, 2 or 3 byte search and single substring search.
Core Metrics
| filelocksmith | known-folders | memchr | |
|---|---|---|---|
| Health Score | 46 | 77 | 72 |
| Total Downloads | 6.6K | 1.1M | 842.6M |
| 30d Downloads | 15 | 63.7K | 60.6M |
| Dependents | 0 | 108 | 17.1K |
| Releases | 5 | 9 | 44 |
| Last Updated | 546d ago | 11d ago | 49d ago |
| Age | 1y 7m | 2y 10m | 10y 9m |
Health Breakdown
filelocksmith
Maintenance
7
Quality
16
Community
5
Popularity
5
Documentation
13
known-folders
Maintenance
18
Quality
20
Community
17
Popularity
7
Documentation
15
memchr
Maintenance
15
Quality
22
Community
12
Popularity
8
Documentation
15
Technical Details
| filelocksmith | known-folders | memchr | |
|---|---|---|---|
| Version | 0.1.4 | 1.4.2 | 2.8.0 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | Apache-2.0 OR MIT | Unlicense OR MIT |
| Dependencies | 1 | 1 | 3 |
| Crate Size | 18KB | 16KB | 98KB |
| Features | 1 | 0 | 7 |
| Yanked % | 0.0% | 0.0% | 2.3% |
| Edition | 2021 | 2021 | 2021 |
| MSRV | — | 1.60.0 | 1.61 |
| Owners | 1 | 2 (team) | 1 |
Links
Quick Verdict
- •known-folders leads with a health score of 77/100, but none of the options score above 80.
- •memchr has the most downloads (842.6M), suggesting wider adoption.
- •memchr is depended on by 17.1K crates — strongest ecosystem trust.
- •⚠ filelocksmith has not been updated in over a year.
- •filelocksmith is pre-1.0 — API may change.