Is H2 Safe?
H2 — Nerq Trust Score 61.2/100 (C+ grade). Score based on 2 independent trust signals. Last analyzed: 2026-04-12
H2 is a Rust crate with a Nerq Trust Score of 61.2/100 (C+), based on 3 independent data dimensions. Last analyzed: 2026-04-12 Security: 90/100. Popularity: 100/100. Data sourced from crates.io registry, GitHub, NVD, and RustSec advisory database. Last updated: 2026-04-12. Machine-readable data (JSON).
Is H2 safe?
Trust Score Breakdown — H2 has a Nerq Trust Score of 61.2/100 (C+). Measured across 2 independent trust signals (as of 2026-04-12).
What is H2's trust score?
H2 has a Nerq Trust Score of 61.2/100, earning a C+ grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.
What are the key security findings for H2?
H2's strongest signal is popularity at 100/100. No known vulnerabilities have been detected.
What is H2 and who maintains it?
| Author | Unknown |
| Category | Rust Crates |
| Source | N/A |
H2 Across Platforms
Same developer/company in other registries:
Similar Crates by Trust Score
Safety Guide: H2
What is H2?
H2 is a Rust crate — An HTTP/2 client and server.
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=h2
Key Safety Concerns for Rust crate
When evaluating any Rust crate, watch for: dependency vulnerabilities, unsafe code, maintenance status.
Measured Signals
H2 has a Nerq Trust Score of 61/100 (C+). This score is a composite of automated measurements of security, maintenance, community, and quality signals.
Key Takeaways
- H2 has a Trust Score of 61/100 (C+).
- The score is a measured composite — it is not a suitability judgment. Evaluate the individual signals against your own requirements.
- Query the current measured values via the Nerq API.
Detailed Score Analysis
| Dimension | Score |
|---|---|
| Security | 90/100 |
| Maintenance | 50/100 |
| Popularity | 100/100 |
| Quality | 30/100 |
| Community | 35/100 |
Based on 5 dimensions. Data from crates.io registry, GitHub, NVD, and RustSec advisory database.
What data does H2 collect?
H2 is a Rust crate maintained by Unknown. It receives approximately 507,781,114 weekly downloads.
As a development package, H2 does not directly collect end-user personal data. However, applications built with it may collect data depending on implementation. Privacy score: 80/100.
Review the package's dependencies for potential supply chain risks. Run your package manager's audit command regularly.
Full analysis: H2 Privacy Report · Privacy review
Is H2 secure?
Security score: 90/100. H2 has 0 known vulnerabilities (CVEs) in the National Vulnerability Database. This is a clean record.
License information not available. Open-source packages allow independent security review of the source code.
Run your package manager's audit command (`npm audit`, `pip audit`, `cargo audit`) to check for known vulnerabilities in your dependency tree.
Full analysis: H2 Security Report
How we calculated this score
H2's trust score of 61.2/100 (C+) is computed from crates.io registry, GitHub, NVD, and RustSec advisory database. The score reflects 5 independent dimensions: security (90/100), maintenance (50/100), popularity (100/100), quality (30/100), community (35/100). Each dimension is weighted equally to produce the composite trust score.
Nerq analyzes over 7.5 million entities across 26 registries using the same methodology, enabling direct cross-entity comparison. Scores are updated continuously as new data becomes available.
Signals last measured on April 12, 2026. Data version: 1.0.
Full methodology documentation · Machine-readable data (JSON API)
Frequently Asked Questions
Is H2 Safe?
What is H2's trust score?
What are safer alternatives to H2?
Does H2 have known vulnerabilities?
Does H2 use unsafe code?
Popular in Rust Crates
Browse Categories
See Also
Disclaimer: Nerq trust scores are automated measurements based on publicly available signals. They are not endorsements, verdicts, or guarantees of suitability. Always evaluate the signals against your own requirements.