Premium Next.js and Fastify Turborepo starter kit with auth, payments, email and CMS preconfigured to ship production apps faster.
What it does
MonoKit is a professionally engineered monorepo boilerplate for building production apps. Built on Turborepo with Next.js and Fastify, it ships preconfigured authentication, payments, transactional email, database ORM, storage, CMS and CI/CD, with an LLM-friendly structure for AI coding agents.
Core features
Turborepo monorepo with Next.js and Fastify
50+ ready UI components with theming
Multi-provider auth (OAuth, JWT, magic links)
Payments and subscriptions via Polar
Prisma ORM, S3 storage and Sanity CMS
Transactional email and CI/CD deployments
LLM-friendly codebase and MCP servers
Best for
→Bootstrapping a SaaS product quickly
→Standardizing a production monorepo
→Giving AI agents clean project context
→Skipping boilerplate auth and payment setup
Pricing
Startup
$149
Scale
$299
Enterprise
$999