Free / Open-sourceDescribe your idea in chat and Lovable turns it into a working app or website
Free / Open-sourceDescribe your idea in chat and Lovable turns it into a working app or website
BuilderKit records 4,574 monthly visits with +18.1% month-over-month growth and One-time purchase pricing. Nexty records 7,873 monthly visits with -25% growth and Freemium pricing.

Ship AI SaaS apps fast with a modular Next.js boilerplate
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | builderkit.ai | nexty.dev |
| Pricing Model | One-time purchase | Freemium |
| Monthly Visits | 4.57K (4,574) | 7.87K (7,873) |
| MoM Traffic Delta | +702 (+18.1%) | -2.62K (-25%) |
| Primary Market & Share | 🇺🇸 United States (66.9%) | 🇺🇸 United States (44.4%) |
| Direct Visits / mo | 1.79K | 3.28K |
| User Rating | 4.3 | 4.3 |
| Supported Platforms | Website | Website |

Ship AI SaaS apps fast with a modular Next.js boilerplate
A typesafe TypeScript and Next.js codebase with server-side rendering, clean components, Postgres tables on Supabase and row-level security already configured.
Chat, text generation, image generation, speech-to-text and text-to-speech modules with support for major model providers, so you can pick and swap LLM or media APIs.
Supabase authentication with Google sign-in and magic links, Stripe and Lemon Squeezy checkout, plus Loops or Resend transactional email integrations.
Pre-built marketing pages, waitlist templates, SEO metadata, automated sitemaps and an admin dashboard for managing users, usage and plans.
Production-ready Next.js SaaS boilerplate with auth, payments, AI and CMS built in
Get a universal SaaS boilerplate plus a directory/listing boilerplate, so you can launch either a subscription product or a listings site from the same license.
Better Auth with Google and GitHub OAuth, email OTP and magic links, Cloudflare Turnstile bot protection, login rate limiting and user source tracking tables.
Stripe, Creem and PayPal integrations supporting monthly/yearly subscriptions, one-time purchases, usage-based billing and a built-in credit system for AI products.
Vercel AI SDK wired to OpenRouter, Replicate and fal.ai, with interactive chat, text-to-image, image-to-image and video generation demos for 100+ models.
Free / Open-sourceDescribe your idea in chat and Lovable turns it into a working app or website
Free / Open-sourceDescribe your idea in chat and Lovable turns it into a working app or website

SpecialistBuild working apps, websites, and AI agents by describing them
SpecialistBuild working apps, websites, and AI agents by describing them
Free / Open-sourceDescribe an app in chat and ship it
Free / Open-sourceDescribe an app in chat and ship it
Free / Open-sourceBuild websites and apps by chatting with AI in your browser
Free / Open-sourceBuild websites and apps by chatting with AI in your browser

Free / Open-sourceDescribe the software you need, and Blink builds and hosts it
Free / Open-sourceDescribe the software you need, and Blink builds and hosts it

SpecialistDescribe your idea in plain English and let AI build, test, and deploy your app
SpecialistDescribe your idea in plain English and let AI build, test, and deploy your app

SpecialistThe NextJS boilerplate that gets your SaaS to first revenue fast
SpecialistThe NextJS boilerplate that gets your SaaS to first revenue fast
SpecialistLaravel SaaS starter kit built for the AI coding era

Free / Open-sourceBuild SaaS from reusable micro-apps, then drop into code
Free / Open-sourceBuild SaaS from reusable micro-apps, then drop into code
Free / Open-sourceFree, open-source React + Node.js SaaS starter kit

SpecialistGenerate a customized Next.js boilerplate and ship it in minutes
SpecialistGenerate a customized Next.js boilerplate and ship it in minutes

SpecialistThe SaaS starter kit structured for AI-written code
SpecialistThe SaaS starter kit structured for AI-written code