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letmein-systemd
v12.4.0 StableAuthenticated port knocking - Systemd support
MIT OR Apache-2.0 Edition 2024 MSRV 1.88
AuthenticationCommand line utilitiesCryptographyNetwork programming #port#firewall#nftables#port-knocking#knock
Quick Verdict
- ✓Actively maintained (updated 30d ago)
- ✓Stable API (12.x for 2+ years)
- ✓Tiny footprint (5KB, 3 deps)
- ✓Permissive license (MIT OR Apache-2.0)
Security
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Downloads
18.2K
Dependents
55
Releases
30
Size
5KB
Deep Insights
📈
Strong growth momentum
86 downloads in the last 30 days (3/day), up 28% from the previous period.
✅
Stable for 2+ years
The API has been stable (1.x) for over 2 years with 30 releases. This level of maturity means you can depend on it without worrying about breaking changes.
🪶
Minimal dependencies
Only 3 direct dependencies. Lean dependency tree means faster builds and lower supply chain risk.
📐
Compact crate
At 5KB, letmein-systemd is lightweight. Small crate size correlates with focused, well-scoped functionality.
Health Breakdown
Maintenance 20/25
Recency, release consistency, active ratio
Quality 21/25
Yanked ratio, deps, size, maturity, features
Community 11/20
Reverse deps, ownership, ecosystem
Popularity 5/15
Downloads, momentum, growth trend
Documentation 12/15
Docs, repo, license, metadata
Download Trend
Daily downloads · last 90 days
0/day avg
Top Dependents
Most downloaded crates that depend on letmein-systemd
Version Adoption
v10.4.0
44%
v11.0.0
36%
v12.0.0
7%
v12.1.1
7%
v12.2.1
5%
Release Timeline
10 releasessince 2025
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2026
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LessMore
Feature Flags
tcpudpunix
README
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Maintainers
Dependencies
3
direct dependencies
Dependents
55
crates depend on letmein-systemd