firecracker-microvm/firecracker
application Rust 33.4k stars
B
89
/ 100
Last analyzed: April 3, 2026
Dimension Scores
Individual health dimension scores for this repository
Security 85
Testing 72
Documentation 100
Architecture 100
DevOps 94
Maintenance 83
Detailed Findings
Security 85/100
✓ Security policy (SECURITY.md) Security policy found with contact info (524 chars)
✗ Pinned dependencies (Actions SHA) 0/3 action refs pinned to SHA (0%) — pin actions to full commit SHA for supply-chain safety
✓ Token permissions At least one workflow uses explicit restrictive permissions
✓ Dependency update automation Using Dependabot
✓ Code ownership CODEOWNERS file found
✓ No committed .env files No .env files committed
✓ .gitignore present .gitignore found
✓ CI workflows (branch protection proxy) GitHub Actions found (likely branch protection in place)
Testing 72/100
✓ CI workflows GitHub Actions detected
✓ Test files 225 test-related file(s) found
✗ Coverage configuration No coverage configuration detected
✓ Test runner configured Test runner configuration detected
✗ Pre-commit hooks No pre-commit hooks found
Documentation 100/100
✓ README quality README.md is 8769 chars
✓ LICENSE file License: Apache-2.0
✓ CONTRIBUTING guide Contributing guide found
✓ CHANGELOG Changelog or release notes found
✓ Documentation directory or API docs Documentation directory or API docs found
✓ Repository description Description: "Secure and fast microVMs for serverless computing."
Architecture 100/100
✓ Type safety (built-in + Cargo.toml) Cargo.toml found — Rust has built-in type safety
✓ Linter (clippy) Clippy config or CI found
✓ Code formatter (rustfmt) rustfmt.toml found
✓ Source structure src/ directory found
✓ Build configuration (Cargo.toml) Cargo.toml found
DevOps 94/100
✓ CI/CD pipeline GitHub Actions, Buildkite
✓ Container support (Docker) Docker config found (Dockerfile)
✓ Release automation Release automation configured
✓ Issue/PR templates Issue/PR templates found
✗ Deployment/Infrastructure config No deployment configuration detected
Maintenance 83/100
✓ Last commit recency Last commit 0 day(s) ago — actively maintained
✗ Open issue freshness Median open issue age: 1463 day(s) — stale issues accumulating (oldest sampled: 2022 days)
✓ Recent releases Latest release 20 day(s) ago (5 recent releases)
✓ Bus factor Bus factor 7 — healthy contributor distribution (roypat, dianpopa, pb8o, ShadowCurse, zulinx86)
✓ Community adoption (stars) 33,426 stars — strong community adoption
✗ Maintainer funding No FUNDING.yml found (not penalized)