Is Len Safe?

Len — Nerq Trust Score 55.0/100 (C grade). Based on analysis of 2 trust dimensions, it is has notable safety concerns. Last updated: 2026-04-30.

Use Len with some caution. Len is a Rust crate with a Nerq Trust Score of 55.0/100 (C), based on 3 independent data dimensions. Below the recommended threshold of 70. Security: 90/100. Popularity: 45/100. Data sourced from crates.io registry, GitHub, NVD, and RustSec advisory database. Last updated: 2026-03-25. Machine-readable data (JSON).

Is Len safe?

CAUTION — Len has a Nerq Trust Score of 55.0/100 (C). It has moderate trust signals but shows some areas of concern that warrant attention. Suitable for development use — review security and maintenance signals before production deployment.

Security Analysis → Len Privacy Report →

What is Len's trust score?

Len has a Nerq Trust Score of 55.0/100, earning a C grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.

Security
90
Popularity
45

What are the key security findings for Len?

Len's strongest signal is security at 90/100. No known vulnerabilities have been detected. It has not yet reached the Nerq Verified threshold of 70+.

Security score: 90/100 (strong)
Popularity: 45/100 — community adoption

What is Len and who maintains it?

AuthorUnknown
CategoryRust Crates
SourceN/A

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Safety Guide: Len

What is Len?

Len is a Rust crate — Command to print length of stdin in a human-friendly format.

How to Verify Safety

Run cargo audit. Review on crates.io for activity.

You can also check the trust score via API: GET /v1/preflight?target=len

Key Safety Concerns for Rust crate

When evaluating any Rust crate, watch for: dependency vulnerabilities, unsafe code, maintenance status.

Trust Assessment

Len has a Nerq Trust Score of 55/100 (C) and has not yet reached Nerq trust threshold (70+). This score is based on automated analysis of security, maintenance, community, and quality signals.

Key Takeaways

Frequently Asked Questions

Is Len Safe?
Use with some caution. len with a Nerq Trust Score of 55.0/100 (C). Strongest signal: security (90/100). Score based on Security (90/100), Popularity (45/100).
What is Len's trust score?
len: 55.0/100 (C). Score based on Security (90/100), Popularity (45/100). Scores update as new data becomes available. API: GET nerq.ai/v1/preflight?target=len
What are safer alternatives to Len?
In the Rust Crates category, more Rust crates are being analyzed — check back soon. len scores 55.0/100.
Does Len have known vulnerabilities?
Nerq checks Len against NVD, OSV.dev, and registry-specific vulnerability databases. Current security score: 90/100. Run your package manager's audit command for the latest findings.
Does Len use unsafe code?
Check Len's crate documentation for unsafe code usage. Trust score: 55.0/100. Fewer unsafe blocks generally indicates better memory safety.
API: /v1/preflight Trust Badge API Docs

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See Also

Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.

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