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.

CDN & Edge CachingFree tier

Cloudflare CDN: Pricing, Features & Alternatives

Cloudflare proxies your domain through its global anycast network and caches what it can at the edge. The headline is that CDN bandwidth is not metered on any plan, including Free, so a traffic spike does not become a bill. Plans are per domain (zone): Free, Pro at $25/month ($20 billed annually) for the managed WAF ruleset and image optimisation, Business at $250/month ($200 annually) for custom certificates and a 100% uptime SLA, and Enterprise by quote. Workers, R2 and Images are billed separately by usage.

Cloudflare CDN Pricing Plans (2026)

Plan	Price	Highlights
Free	$0	Unmetered CDN bandwidth · Universal SSL · DDoS protection
ProPopular	$25 / month per domain ($20 annual)	Managed WAF rules · Image optimisation (Polish) · Cache analytics
Business	$250 / month per domain ($200 annual)	Custom SSL certificates · 100% uptime SLA · Prioritised support
Enterprise	Custom	Dedicated account team · China network option · Advanced bot management

Pricing summary: Free · paid from $25/mo. Always confirm current pricing on the official site.

Key Cloudflare CDN Features

Managed WAF rules
Image optimisation (Polish)
Cache analytics

Pros

+Bandwidth is not metered on any plan, including Free
+DNS, DDoS protection and WAF come with the CDN
+Largest free tier in the category by a wide margin

Cons

−Proxying through Cloudflare means handing it your DNS
−Large video or file delivery on lower plans can breach the terms of service
−Per-domain pricing adds up across many sites

Best Cloudflare CDN Alternatives

Compare all

Bunny CDN

Free · then usage-based

Fastly

Free · paid from $1500/mo

Akamai

Usage-based

Cloudflare CDN Compared

Cloudflare CDN vs Bunny CDN Cloudflare CDN vs Fastly Cloudflare CDN vs Akamai

Cloudflare CDN FAQ

What is Cloudflare CDN used for?⌄

Cloudflare CDN is a cdn & edge caching tool. The default CDN for most of the web: a free plan with unmetered bandwidth, plus DNS, DDoS protection and a WAF on the same network.

Is Cloudflare CDN free?⌄

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

How much does Cloudflare CDN cost?⌄

Cloudflare CDN offers a free tier, with paid plans starting at $25/month. Some plans are usage-based (pay-as-you-go).

What are the best Cloudflare CDN alternatives?⌄

Popular Cloudflare CDN alternatives include Bunny CDN, Fastly, Akamai. Compare pricing and features on our Cloudflare CDN alternatives page.