ghostty-org/ghostty vs kovidgoyal/kitty
ghostty-org/ghostty shows stronger signals overall
As of September 2026, ghostty shows healthier maintenance signals than kitty. ghostty rates Healthy overall while kitty rates Mixed. ghostty was committed to 2 weeks ago with 12+ active contributors, while kitty was committed to 2 weeks ago with 12+ active contributors. ghostty is MIT-licensed while kitty is GPL-3.0-licensed. 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.
ghostty-org/ghostty
Strong maintenance signals
dependency CVE scan unavailable
No blocking repository signals were found — inspect the evidence before forking.
Documented and popular — useful reference codebase to read through.
dependency CVE scan unavailable
- ⚠Concentrated ownership — top contributor handles 68% of recent commits
- ✓Last commit today
- ✓12 active contributors
- ✓MIT licensed
- ✓CI configured
- ✓Tests present
Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests, cross-checked against OpenSSF Scorecard
kovidgoyal/kitty
Mixed signals — read the receipts
copyleft license (GPL-3.0) — review compatibility
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 74% of recent commits
- ⚠GPL-3.0 is copyleft — check downstream compatibility
- ✓Last commit today
- ✓12 active contributors
- ✓GPL-3.0 licensed
- ✓CI configured
- ✓Tests present
What would improve this?
- •Use as dependency Concerns to Mixed if: relicense under MIT/Apache-2.0 (rare for established libs)
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
| ghostty | kitty | |
|---|---|---|
| Stars | 60,393 | 34,660 |
| Last commit | 19d ago | 19d ago |
| License | MIT | GPL-3.0 |
| Open issues | 239 | 10 |
| Has tests | ✓ | ✓ |
| Has CI | ✓ | ✓ |
| Test coverage | 100% | 9% |
| Dependency CVEs | No CVEs | No CVEs |
| Architecture grade | — | — |
| Cycles | — | — |
| Bottom-line | Healthy signals | Mixed signals |
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