TypeScript-first schema declaration and validation library with static type inference
| Metric | zod | yup |
|---|---|---|
Weekly downloads | 240.5M | 12.6M |
Monthly downloads | 952.9M | 48.3M |
Yearly downloads | 5380.6M |
zod leads with 952.9M monthly downloads — 20x more popular
| 480.7M |
GitHub stars | 43K | 24K |
Forks | 2K | 945 |
Open issues | 302 | 247 |
Bundle (gzip) | 60.3kb | 13.1kb |
License | MIT | MIT |
Latest release | May 4, 2026 | Sep 21, 2025 |
zod has a larger community with 43K GitHub stars (1.8x more stars)
yup is lighter at 13.1kb gzipped — 4.6x lighter
yup has fewer open issues (247 vs 302)
zod has a slight edge over yup, but both are solid choices. Consider your priorities before deciding.