STACK IT FAST
STACK DIRECTORY
FRONTEND · FRAMEWORK

Next.js

16 production projects and 3 rule sets built with Next.js.

AGENTS.md Rules & Agent Skills

Production Projects

Developer Tool CLASSIC

Supabase Studio

Database-centric product; most business logic lives in Postgres policies and edge functions.

Next.js-Native Headless CMS & App Framework HYBRID

Payload CMS

The modern standard for headless content management; runs completely natively inside Next.js with Drizzle ORM and React Server Components, offering zero-latency Local API calls.

End-to-End Typesafe API Framework HYBRID

tRPC

Eliminates API schema drift without code generation; TypeScript compiles client and server code together to infer procedure input, output, and error types automatically.

Fullstack React Framework HYBRID

Next.js

The enterprise React benchmark; leverages React Server Components, server actions, and a high-performance Rust compiler (Turbopack) for maximum SEO and sub-second page loads.

AI Copilot & Assistant SDK AI-AGENT

CopilotKit

React framework for in-app AI copilots; bridges frontend UI state directly into LangGraph agent loops with bidirectional tool execution.

Open-Source SaaS Template AI-AGENT

Taxonomy

The canonical modern open-source Next.js template demonstrating Server Components, shadcn/ui primitives, and Prisma schema modeling.

LLM Observability AI-AGENT

Langfuse

Specialized LLM tracing platform: high-volume generation logs streamed into ClickHouse for cost and latency analytics.

Conversational Form Builder AI-AGENT

Typebot

Visual node-based builder: drag-and-drop state machine with lightweight web embed runtime.

Document Analytics SaaS AI-AGENT

Papermark

Modern open-source DocSend alternative built entirely on serverless Next.js, S3, and real-time event ingestion.

LLM App Builder AI-AGENT

Dify.ai

High-throughput AI pipeline: visual canvas frontend with Python worker cluster for asynchronous LLM orchestration.

Survey & Feedback SaaS AI-AGENT

Formbricks

Embeddable widget and admin portal in the same repo: agents make end-to-end changes in one context.

E-signature SaaS AI-AGENT

Documenso

Small team, agent-assisted workflow: unified language and strong type inference verify generated code.

Web Analytics HYBRID

Umami

Solo developer, fast MVP: single framework, single deploy target, optional ClickHouse for scale.

Project Management CLASSIC

Plane

Heavy workflow and permission logic in a mature Python backend; frontend is a pure presentation layer.

Link & Analytics SaaS HYBRID

Dub

Thousands of click events per second: analytics offloaded to an OLAP service, OLTP kept lean.

Scheduling SaaS CLASSIC

Cal.com

Self-hostable SaaS: web, embed, and API packages in a single monorepo with type-safe boundaries.

Often Used With

Frequently Asked Questions

How many production projects use Next.js?

16 verified production projects in the STACK IT FAST directory use Next.js, each with a full architecture breakdown.

What is Next.js most often used with?

Across projects in the directory, Next.js is most commonly paired with PostgreSQL, Prisma, Tailwind CSS.

Is there an AGENTS.md rule or Claude Code skill for Next.js?

Yes — Next.js 15 + Drizzle ORM + Supabase, Next.js + ClickHouse + Prisma (Analytics & Observability), Next.js 15 + Prisma ORM + PostgreSQL each include a full AGENTS.md, CLAUDE.md, Cursor .mdc rule set and an installable SKILL.md covering Next.js.