kitproof

SaaS starters · Rank #27

Taxonomy (shadcn)

An open source application built using the new router, server components and everything new in Next.js 13.

Slowing2+ majors behindFree
Visit Taxonomy (shadcn) ↗Source on GitHub ↗

Why this verdict

  • No commits in 90 days; last commit 158 days ago.
  • Next.js 13 declared; latest is 16 (3 majors behind).
  • Prisma 4 declared; latest is 7 (3 majors behind).
  • React 18 declared; latest is 19 (1 major behind).
  • Tailwind CSS 3 declared; latest is 4 (1 major behind).
  • Zod 3 declared; latest is 4 (1 major behind).
  • On current major: Auth.js.
  • Not counted in verdict: Stripe SDK 11 → 22, TypeScript 4 → 7.
Check before you commit
  • Two or more breaking releases behind on a core dependency.

Dependency freshness

PackageDeclaredLatestStatus
Stripe SDK stripe11.18.022.6.2Behind, not counted
Next.js next13.3.2-canary.1316.3.63 majors behind
Prisma @prisma/client4.13.07.10.03 majors behind
TypeScript typescript4.7.47.0.2Behind, not counted
React react18.2.019.3.01 major behind
Tailwind CSS tailwindcss3.3.14.3.31 major behind
Zod zod3.21.44.6.51 major behind
Auth.js next-auth4.22.14.24.15Current

Declared = lowest version the kit's package.json allows. Latest = npm "latest" tag. TypeScript and the Stripe SDK are shown but not counted in the verdict.

What's in the stack

Framework
Next.js
Payments
Stripe
Database / ORM
Prisma
Monitoring
Vercel Analytics

Detected from declared dependencies. A listed package means it's installed, not necessarily fully wired up.

What the README says you get

  • Auth
    NextAuth.js authenticationAuthentication using NextAuth.js
  • Billing
    Stripe subscriptionsSubscriptions using Stripe
  • Content
    MDX documentationDocumentation and blog using MDX and Contentlayer
  • Data
    Prisma ORMORM using Prisma
  • Data
    PlanetScale databaseDatabase on PlanetScale
  • Data
    Zod validationsValidations using Zod
  • UI
    Radix UI componentsUI Components built using Radix UI
  • UI
    Tailwind CSS stylingStyled using Tailwind CSS

Extracted from the kit's README by a local AI model (qwen3.5:4b) on Sep 26, 2026. Every item is checked against an exact README quote. A README claim is the maker's description, not something we tested.

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