Catalyst (Agentic Next.js) vs Extro (browser extension starter)
Catalyst (Agentic Next.js) ranks higher on current evidence: 185 commits by 1 contributor in the last 90 days (76 in the last 30).
| Catalyst (Agentic Next.js) | Extro (browser extension starter) | |
|---|---|---|
| Verdict | ActiveCurrent deps | Steady2+ majors behind |
| Category rank | #1 | #11 |
| Model | Free | Free |
| Commits, 90 days | 185 | 2 |
| Contributors, 90 days | 1 | 2 |
| Last activity | Sep 24, 2026 | Aug 21, 2026 |
| Listed price | Free | Free |
| Evidence source | Code | Code |
| Latest release | — | — |
| License | None detected | MIT |
| TypeScript | 6.0.3 (latest 7.0.2) | 6.0.3 (latest 7.0.2) |
| Better Auth | 1.6.29 ✓ | — |
| Next.js | 16.3.0 ✓ | — |
| Prisma | 7.8.0 ✓ | — |
| React | 19.2.7 ✓ | 19.2.7 ✓ |
| Stripe SDK | 22.3.0 ✓ | — |
| Tailwind CSS | 4.3.2 ✓ | 4.3.1 ✓ |
| tRPC | 11.18.0 ✓ | — |
| Zod | 4.4.3 ✓ | 4.4.3 ✓ |
| Vercel AI SDK | — | 4.3.19 (latest 7.0.116) |
| Supabase JS | — | 2.108.1 ✓ |
| Framework | Next.js | — |
| Auth | Better Auth | — |
| Payments | Stripe | — |
| Database / ORM | Prisma | Supabase |
| UI | Tailwind CSS | Tailwind CSS |
| React Email | — | |
| API layer | tRPC, TanStack Query | TanStack Query |
| AI | — | Vercel AI SDK |
✓ = on the latest major version. "Claimed" = a version the vendor's public pages mention, not verified code. Evidence as of Sep 26, 2026. Rankings never depend on affiliate or paid status. Method.