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.

Internal Tools & Admin PanelsFree tier

Budibase: Pricing, Features & Alternatives

Budibase covers the case where the internal tool needs its own data as well as a UI: it ships an internal database alongside connectors to Postgres, MySQL, Mongo and REST, plus an automation engine for the workflows those screens trigger. Cloud plans are flat monthly fees with metered actions, and end users are $5 each; the open-source build is free for unlimited self-hosted users.

Budibase Pricing Plans (2026)

Plan	Price	Highlights
Open source	$0 — self-hosted	Unlimited apps and users · Automations and agents · Self-hosted on Docker or Kubernetes
ProPopular	$19 / month (5,000 actions)	5,000 actions / month · 1 creator and workspace · Unlimited agents
Premium	$49 / month (20,000 actions)	20,000 actions / month · 10 workspaces · Custom branding
Business	$299 / month (250,000 actions)	250K actions / month · 3 creators included · Unlimited workspaces

Pricing summary: Free · paid from $19/mo. Always confirm current pricing on the official site.

Key Budibase Features

5,000 actions / month
1 creator and workspace
Unlimited agents
2K AI credits

Pros

+Flat pricing instead of per seat
+Built-in database for standalone tools
+Automations included
+Free self-hosted edition

Cons

−Action metering caps busy tools
−Extra creators are $50 each
−Smaller ecosystem than Retool

Best Budibase Alternatives

Compare all

Retool

Free · paid from $10/mo

Appsmith

Free · paid from $15/mo

ToolJet

Free · paid from $79/mo

Softr

From $19/mo

Budibase Compared

Budibase vs Retool Budibase vs Windmill Budibase vs Appsmith Budibase vs Softr Budibase vs ToolJet

Budibase FAQ

What is Budibase used for?⌄

Budibase is a internal tools & admin panels tool. Low-code internal apps with a built-in database, automations and flat monthly pricing rather than per-seat billing.

Is Budibase free?⌄

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

How much does Budibase cost?⌄

Budibase offers a free tier, with paid plans starting at $19/month.

What are the best Budibase alternatives?⌄

Popular Budibase alternatives include Retool, Appsmith, ToolJet, Softr. Compare pricing and features on our Budibase alternatives page.

Not sure if Budibase fits your stack?

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