AI Plugin Indexengineering-sanity-checker vs understand-project-yylo
engineering-sanity-checker and understand-project-yylo are both skills. understand-project-yylo scores higher (89 vs 19 out of 100). understand-project-yylo has more GitHub stars (48k), and understand-project-yylo was updated more recently (yesterday). The table compares them side by side.
| engineering-sanity-checker | understand-project-yylo | |
|---|---|---|
| Score | 19 / 100 | 89 / 100 |
| What it does | Check formulas, assumptions, units, and engineering limitations. Never pretend placeholder calculations are real FEA. | Inspect the current product architecture, dependencies, and validation loops before planning or implementing a requested change. |
| Publisher | Community: jose2505207-eng | Community: sickn33 |
| Grades | Maintenance C, Licence F, Quality C | Maintenance A, Licence A, Quality A |
| npm downloads a week | Not on npm | Not on npm |
| Runs | Skill | Skill |
| Works with | Claude Code, Claude apps | Claude Code, Claude apps |
| GitHub stars | 0 | 48,364 |
| Last commit | 4 Jul 2026 | 23 Oct 2026 |
| Licence | None found | MIT |
| Listed since | 20 Oct 2026 | 23 Oct 2026 |
| Install engineering-sanity-checker | Install understand-project-yylo |
Questions
Is engineering-sanity-checker or understand-project-yylo more popular?
understand-project-yylo has more GitHub stars: 48,364.
Can I use engineering-sanity-checker and understand-project-yylo together?
Yes. AI assistants can load several skills at once. Install both and the assistant picks the right one for each task.