Fragments (E2B) vs LangChain + Next.js Template
LangChain + Next.js Template ranks higher on current evidence: 83 commits by 4 contributors in the last 90 days (16 in the last 30).
| LangChain + Next.js Template | Fragments (E2B) | |
|---|---|---|
| Grade | B | C |
| Verdict | Active1 major behind | Active2+ majors behind |
| Category rank | #6 | #20 |
| Model | Free | Free |
| Commits, 90 days | 83 | 10 |
| Contributors, 90 days | 4 | 3 |
| Last activity | Oct 12, 2026 | Oct 13, 2026 |
| Listed price | Free | Free |
| Evidence source | Code | Code |
| Latest release | — | — |
| License | MIT | Apache-2.0 |
| Zod | 3.25.76 (latest 4.6.7) | 3.23.8 (latest 4.6.7) |
| Next.js | 16.3.8 ✓ | 14.2.35 (latest 16.4.2) |
| React | 19.3.0 ✓ | 18.3.1 (latest 19.3.1) |
| Supabase JS | 2.117.1 ✓ | 2.50.0 ✓ |
| Tailwind CSS | 4.3.3 ✓ | 3.4.1 (latest 4.3.3) |
| TypeScript | 7.0.2 ✓ | 5.5.4 (latest 7.0.2) |
| Vercel AI SDK | 7.0.66 ✓ | 3.3.8 (latest 7.0.143) |
| Framework | Next.js | Next.js |
| Database / ORM | Supabase | Supabase |
| UI | Tailwind CSS, Radix UI | Tailwind CSS, Radix UI |
| AI | Vercel AI SDK, LangChain | Vercel AI SDK |
| Monitoring | — | PostHog, Vercel Analytics |
Evidence checked . ✓ = on the latest major version. "Claimed" = a version the vendor's public pages mention, not verified code. Evidence as of Oct 19, 2026. Rankings never depend on affiliate or paid status. Method.