evanw/esbuild vs rollup/rollup
Both showing Healthy signals — pick on fit, not health
As of September 2026, esbuild and rollup both show healthy maintenance signals. esbuild last saw a commit 1 month ago with 8+ active contributors, while rollup was committed to 3 weeks ago with 18+ active contributors. Both use the MIT license. Neither has known critical or high-severity CVEs in its dependency tree.
Informational only. RepoPilot summarises public signals at the time of analysis. Not professional, security, or legal advice.
evanw/esbuild
Healthy across all four use cases
No blocking maintenance, license, or known-CVE signals were found; still verify the package version and fit.
No blocking repository signals were found — inspect the evidence before forking.
Documented and popular — useful reference codebase to read through.
No blocking repository-level signals were found; deployment review is still required.
- ⚠Single-maintainer risk — top contributor 93% of recent commits
- ✓Last commit 1w ago
- ✓8 active contributors
- ✓MIT licensed
- ✓CI configured
- ✓Tests present
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests, cross-checked against dependency CVEs from deps.dev and OpenSSF Scorecard
rollup/rollup
Healthy across all four use cases
No blocking maintenance, license, or known-CVE signals were found; still verify the package version and fit.
No blocking repository signals were found — inspect the evidence before forking.
Documented and popular — useful reference codebase to read through.
No blocking repository-level signals were found; deployment review is still required.
- ⚠Concentrated ownership — top contributor handles 62% of recent commits
- ⚠Scorecard: dangerous CI workflow (0/10)
- ✓Used by 1 trusted project: vitejs/vite
- ✓Last commit 4d ago
- ✓18 active contributors
- ✓MIT licensed
- ✓CI configured
- ✓Tests present
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests, cross-checked against dependency CVEs from deps.dev and OpenSSF Scorecard
Signal-by-signal breakdown
| esbuild | rollup | |
|---|---|---|
| Stars | 40,007 | 26,305 |
| Last commit | 1mo ago | 27d ago |
| License | MIT | MIT |
| Open issues | 603 | 604 |
| Has tests | ✓ | ✓ |
| Has CI | ✓ | ✓ |
| Test coverage | 22% | 100% |
| Dependency CVEs | No CVEs | No CVEs |
| Architecture grade | — | — |
| Cycles | — | — |
| Bottom-line | Healthy signals | Healthy signals |
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