Chatbot UI vs LangChain + Next.js Template

LangChain + Next.js Template ranks higher on current evidence: 76 commits by 4 contributors in the last 90 days (33 in the last 30).

LangChain + Next.js TemplateChatbot UI
VerdictActive1 major behindDormant2+ majors behind
Category rank#1#8
ModelFreeFree
Commits, 90 days760
Contributors, 90 days40
Last activitySep 25, 2026Jun 22, 2024
Listed priceFreeFree
Evidence sourceCodeCode
Latest release——
LicenseMITMIT
Zod3.25.76 (latest 4.6.5)3.22.4 (latest 4.6.5)
Next.js16.3.4 ✓14.1.0 (latest 16.3.6)
React19.3.0 ✓18.0.0 (latest 19.3.0)
Supabase JS2.97.0 ✓2.38.4 ✓
Tailwind CSS4.3.3 ✓3.3.5 (latest 4.3.3)
TypeScript7.0.2 ✓5.0.0 (latest 7.0.2)
Vercel AI SDK7.0.66 ✓2.2.31 (latest 7.0.116)
FrameworkNext.jsNext.js
Database / ORMSupabaseSupabase
UITailwind CSS, Radix UITailwind CSS, Radix UI
AIVercel AI SDK, LangChainVercel AI SDK, OpenAI SDK, Anthropic SDK, LangChain
Auth—Supabase Auth
Testing—Jest
i18n—i18next
Monitoring—Vercel Analytics

✓ = 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.