What is App Stack Builder?

App Stack Builder is a free AI-powered tool that helps founders and developers choose the right tech stack for their projects based on budget, app type, team size, and skill level.

What is the best tech stack for SaaS in 2026?

The best tech stack for SaaS in 2026 typically includes Next.js 16 for frontend, Supabase for database and auth, Vercel for hosting, Stripe for payments, and PostHog for analytics. App Stack Builder can generate a personalized recommendation based on your specific budget and requirements.

Is App Stack Builder free to use?

Yes, App Stack Builder is completely free to use. You can generate unlimited tech stack recommendations without any cost.

What types of apps can I build with the recommended stacks?

App Stack Builder supports various app types including SaaS applications, web apps, mobile apps, e-commerce stores, internal tools, and AI/ML products.

How much does a SaaS tech stack cost per month?

A modern SaaS tech stack can cost anywhere from $0-50/month for bootstrapped startups using free tiers, $100-300/month for growth-stage startups, to $500+/month for enterprise-ready infrastructure. App Stack Builder helps you find the best tools within your specific budget.

What is the best tech stack for solo founders?

For solo founders, we recommend Next.js + Vercel (free), Supabase (free tier), Supabase Auth (free), Stripe (pay as you go), and Plausible or PostHog for analytics. This stack can run your entire SaaS for under $50/month.

Can I export my tech stack recommendations?

Yes, you can export your tech stack recommendations as a PDF document or copy them to your clipboard. You can also share a link to your stack with others.

Docs & Developer PortalsFree tier

Docusaurus: Pricing, Features & Alternatives

Docusaurus is the static site generator most open-source projects use for documentation: MDX content, React components when you need them, built-in versioning and internationalisation, and Algolia DocSearch wired in. There is no subscription because there is no service — you build it in CI and host it on Vercel, Netlify or Pages for nothing, and you own the whole output.

Docusaurus Pricing Plans (2026)

Plan	Price	Highlights
Open sourcePopular	$0 — MIT licensed, host it anywhere	MDX with React components · Docs versioning · i18n out of the box

Pricing summary: Free. Always confirm current pricing on the official site.

Key Docusaurus Features

MDX with React components
Docs versioning
i18n out of the box
Algolia DocSearch integration

Pros

+Free at any scale
+Versioning and i18n built in
+Enormous plugin and theme ecosystem
+Output is plain static files you own

Cons

−No WYSIWYG editor for non-engineers
−You wire up search and analytics yourself
−Every change goes through a build and a PR

Best Docusaurus Alternatives

Compare all

Mintlify

Free · paid from $450/mo

Read the Docs

Free · paid from $50/mo

GitBook

Free · paid from $65/mo

ReadMe

Free · paid from $250/mo

Archbee

From $80/mo

Redocly

From $10/seat/mo

Docusaurus Compared

Docusaurus vs Mintlify Docusaurus vs Read the Docs Docusaurus vs Archbee Docusaurus vs GitBook Docusaurus vs ReadMe Docusaurus vs Redocly

Docusaurus FAQ

What is Docusaurus used for?⌄

Docusaurus is a docs & developer portals tool. Meta's open-source React docs generator — free forever, versioned, i18n-ready, and hosted anywhere static files go.

Is Docusaurus free?⌄

Yes — Docusaurus has a free tier you can start with, and paid plans for more usage and features.

How much does Docusaurus cost?⌄

Docusaurus is free to use.

What are the best Docusaurus alternatives?⌄

Popular Docusaurus alternatives include Mintlify, Read the Docs, GitBook, ReadMe, Archbee. Compare pricing and features on our Docusaurus alternatives page.