โšก Use Case Stack

Build a SaaS

The modern indie stack to go from idea to paying customers. Framework, database, hosting, payments, transactional email, and live chat, nothing else.

Next.js logoNext.js
Supabase logoSupabase
Vercel logoVercel
Stripe logoStripe
Resend logoResend
Crisp logoCrisp
Build a custom stack

Your SaaS toolkit

Frontend, backend, hosting, payments, email, support. Ship it.

Our Pick: Framework
Next.js
Free / Open Source

The React framework for production. Server-side rendering, API routes, file-based routing, and edge functions. Used by Netflix, TikTok, and half the internet. Ship full-stack apps with one framework.

Full-stack, frontend + API in one projectServer components for blazing performanceMassive ecosystem and community
Also consider
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SvelteKit

Simpler, less boilerplate, growing fast

If React feels heavy, SvelteKit compiles away the framework overhead. Simpler syntax, smaller bundles, excellent DX. Growing fast but smaller ecosystem.

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Remix

Better data loading patterns

Now part of React Router v7. Superior approach to data loading, error boundaries, and progressive enhancement. Great for content-heavy apps.

Codeium
Codeium

Free - Free AI code completion. Works in 70+ languages, every major IDE. Copilot altern...

Free AI code completion. Works in 70+ languages, every major IDE. Copilot alternative that costs nothing. Try Codeium →

Aider
Aider

Free - AI pair programming in your terminal. Git-aware, edits files directly, explains ...

AI pair programming in your terminal. Git-aware, edits files directly, explains changes. CLI purist's Cursor. Try Aider →

Cody
Cody

Freemium - Sourcegraph's AI coding assistant. Understands your entire codebase, not just th...

Sourcegraph's AI coding assistant. Understands your entire codebase, not just the open file. Enterprise-grade context. Try Cody →

Claude Code
Claude Code

Paid - Anthropic's CLI coding agent. Plans, edits, tests, and commits - all from your t...

Anthropic's CLI coding agent. Plans, edits, tests, and commits - all from your terminal. The agentic future is here. Try Claude Code →

Pieces
Pieces

Free - AI-powered snippet manager. Saves, organises, and enriches your code snippets wi...

AI-powered snippet manager. Saves, organises, and enriches your code snippets with context. Never lose that util function again. Try Pieces →

Django
Django

Free - Python's battle-tested web framework. Batteries included, admin panel free. If P...

Python's battle-tested web framework. Batteries included, admin panel free. If Python is your language, this is your framework. Try Django →

FastAPI
FastAPI

Free - Python API framework that's absurdly fast. Auto-generates docs, async by default...

Python API framework that's absurdly fast. Auto-generates docs, async by default, type-safe. The modern Python backend. Try FastAPI →

Laravel
Laravel

Free - PHP's crown jewel. Elegant syntax, incredible ecosystem, and yes - PHP in 2026 i...

PHP's crown jewel. Elegant syntax, incredible ecosystem, and yes - PHP in 2026 is actually good. Forge + Vapor seal the deal. Try Laravel →

Ruby on Rails
Ruby on Rails

Free - The OG startup framework. Convention over configuration. Ship an MVP in a weeken...

The OG startup framework. Convention over configuration. Ship an MVP in a weekend, scale it for years. Still cooking. Try Ruby on Rails →

Flask
Flask

Free - Python micro-framework. Minimal, flexible, no opinions. When Django is too much ...

Python micro-framework. Minimal, flexible, no opinions. When Django is too much and you want to build from scratch. Try Flask →

Playwright
Playwright

Free โ€” Microsoft's browser testing framework. Fast, reliable, cross-browser. Cypress ha...

Microsoft's browser testing framework. Fast, reliable, cross-browser. Cypress had its moment โ€” Playwright is the future. Try Playwright →

Vitest
Vitest

Free โ€” Vite-powered test runner. Blazing fast, Jest-compatible API, native ESM. If you ...

Vite-powered test runner. Blazing fast, Jest-compatible API, native ESM. If you use Vite, use Vitest. Simple as that. Try Vitest →

Postman
Postman

Freemium โ€” API testing and development. Collections, environments, mock servers. Every deve...

API testing and development. Collections, environments, mock servers. Every developer has used it, most still do. Try Postman →

Checkly
Checkly

Freemium โ€” Monitoring as code. Synthetic checks, API monitoring, Playwright-based browser c...

Monitoring as code. Synthetic checks, API monitoring, Playwright-based browser checks. Know your app is down before users do. Try Checkly →

Chromatic
Chromatic

Freemium โ€” Visual testing for Storybook. Catch UI regressions pixel by pixel. Made by the S...

Visual testing for Storybook. Catch UI regressions pixel by pixel. Made by the Storybook team. Essential for component libraries. Try Chromatic →

Our Pick: Database & Auth
Supabase
Free tier

Postgres database, authentication, file storage, edge functions, and realtime subscriptions, all in one. The open-source Firebase alternative that gives you real SQL and row-level security.

Full Postgres with SQL accessAuth with 20+ providers built inRealtime subscriptions out of the box
Also consider
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Firebase

Best for mobile apps and rapid prototyping

Google's BaaS. NoSQL (Firestore) with offline sync, push notifications, and ML Kit. Better for mobile-first apps. Can get expensive at scale.

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PlanetScale

MySQL with branching like Git

Serverless MySQL with database branching. Non-blocking schema changes. $0 to start. Best if your team prefers MySQL over Postgres.

Redis
Redis

Freemium - In-memory data store that's fast beyond reason. Caching, sessions, queues, pub/s...

In-memory data store that's fast beyond reason. Caching, sessions, queues, pub/sub - the Swiss army knife of backend infra. Try Redis →

Drizzle ORM
Drizzle ORM

Free - TypeScript ORM that feels like writing SQL. Lightweight, fast, zero overhead. Pr...

TypeScript ORM that feels like writing SQL. Lightweight, fast, zero overhead. Prisma got too heavy, Drizzle kept it lean. Try Drizzle ORM →

Prisma
Prisma

Free - Type-safe database toolkit for Node.js. Schema-first, auto-generated client, mig...

Type-safe database toolkit for Node.js. Schema-first, auto-generated client, migrations. The default ORM for good reason. Try Prisma →

Fauna
Fauna

Freemium - Serverless document database with built-in auth and GraphQL. Zero ops, scales au...

Serverless document database with built-in auth and GraphQL. Zero ops, scales automatically. Niche but powerful. Try Fauna →

EdgeDB
EdgeDB

Free - Graph-relational database that's actually developer-friendly. EdgeQL is what SQL...

Graph-relational database that's actually developer-friendly. EdgeQL is what SQL wishes it was. Niche but brilliant. Try EdgeDB →

Stytch
Stytch

Freemium - Passwordless auth done right. Magic links, OTPs, OAuth, biometrics. Clean SDKs, ...

Passwordless auth done right. Magic links, OTPs, OAuth, biometrics. Clean SDKs, generous free tier. Clerk competitor. Try Stytch →

Hanko
Hanko

Free - Open-source passkey authentication. WebAuthn-first, FIDO2 compliant. The passwor...

Open-source passkey authentication. WebAuthn-first, FIDO2 compliant. The password is dead, Hanko is the funeral director. Try Hanko →

WorkOS
WorkOS

Freemium - Enterprise SSO and directory sync. When your SaaS lands that first enterprise cu...

Enterprise SSO and directory sync. When your SaaS lands that first enterprise customer and they need SAML/SCIM. Try WorkOS →

Kinde
Kinde

Freemium - Auth and user management with feature flags baked in. Australian-made, developer...

Auth and user management with feature flags baked in. Australian-made, developer-friendly, and growing fast. Try Kinde →

Firebase Auth
Firebase Auth

Free - Google's auth service. Dead simple setup, tons of providers, free tier handles m...

Google's auth service. Dead simple setup, tons of providers, free tier handles most startups. The easy button. Try Firebase Auth →

Our Pick: Hosting & Deployment
Vercel
Free tier

Push to Git, see it live in seconds. Automatic preview deployments for every PR, edge functions in 30+ regions, and built-in analytics. The deploy experience that spoils you for everything else.

Zero-config deployments from GitPreview URLs for every pull requestEdge network in 30+ global regions
Also consider
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Railway

Full backend hosting, not just frontends

If you need persistent servers, cron jobs, or Docker containers. $5 free credit/month. Better for non-Next.js backends and background workers.

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Fly.io

Containers at the edge

Run Docker containers in 30+ regions. Great for non-serverless architectures, WebSocket servers, and apps that need persistent connections.

Deno Deploy
Deno Deploy

Freemium - Edge-first hosting from the Deno team. Deploy TypeScript globally in seconds. Ze...

Edge-first hosting from the Deno team. Deploy TypeScript globally in seconds. Zero config, built-in KV store. Try Deno Deploy →

Coolify
Coolify

Free - Open-source, self-hosted Vercel/Netlify alternative. Full PaaS on your own serve...

Open-source, self-hosted Vercel/Netlify alternative. Full PaaS on your own server. Pay for the VPS, skip the markup. Try Coolify →

Zeabur
Zeabur

Freemium - Deploy anything, anywhere. Serverless, containers, static sites. Like Railway bu...

Deploy anything, anywhere. Serverless, containers, static sites. Like Railway but with a slicker UI and generous free tier. Try Zeabur →

SST
SST

Free - Framework for building serverless apps on AWS. Makes AWS not terrible. Seriously...

Framework for building serverless apps on AWS. Makes AWS not terrible. Seriously, it's a miracle. Try SST →

Koyeb
Koyeb

Freemium - Serverless platform with global edge deployment. Git push to deploy. Free tier i...

Serverless platform with global edge deployment. Git push to deploy. Free tier includes always-on instances. Railway competitor. Try Koyeb →

Our Pick: Payments
Stripe
2.9% + 30ยข

The payments infrastructure behind the internet. Subscriptions, one-time payments, invoicing, tax calculation, and fraud prevention. Developer experience is unmatched.

Subscription billing with dunning managementCheckout pages, no frontend neededRevenue dashboards and reporting
Also consider
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Lemon Squeezy

Merchant of record, handles tax globally

They handle sales tax, VAT, and compliance in every country. Higher fees (5% + 50ยข) but you never think about tax. Popular with indie hackers.

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Paddle

Same MoR model, more enterprise-ready

Like Lemon Squeezy but for bigger SaaS companies. Handles tax, billing, and subscription management. Recently acquired ProfitWell.

Paystack
Paystack

Free - Africa's Stripe. Clean API, solid dashboard, handles local payment methods. Buil...

Africa's Stripe. Clean API, solid dashboard, handles local payment methods. Building for African markets? Non-negotiable. Try Paystack →

Flutterwave
Flutterwave

Free - Pan-African payments gateway. Supports 150+ currencies. Less polished than Payst...

Pan-African payments gateway. Supports 150+ currencies. Less polished than Paystack but broader reach across the continent. Try Flutterwave →

Square
Square

Free - Payments for physical and online businesses. Hardware + software + banking. The ...

Payments for physical and online businesses. Hardware + software + banking. The all-in-one play for retail. Try Square →

Razorpay
Razorpay

Free - India's payment infrastructure. UPI, cards, wallets, subscriptions. If you're bu...

India's payment infrastructure. UPI, cards, wallets, subscriptions. If you're building for the Indian market, it's this or bust. Try Razorpay →

Polar
Polar

Free - Monetisation for open-source and digital creators. Subscriptions, sponsorships, ...

Monetisation for open-source and digital creators. Subscriptions, sponsorships, digital products. GitHub Sponsors alternative. Try Polar →

Our Pick: Transactional Email
Resend
Free tier (3k/mo)

Beautiful transactional emails with React components. Password resets, welcome emails, and notifications that actually look good. Built by the creator of react-email.

Build emails with React components99% deliverability rate3,000 emails/month free
Also consider
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Postmark

Highest deliverability in the industry

Laser-focused on transactional email. No marketing email allowed, which keeps their IP reputation pristine. $15/mo for 10K emails.

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SendGrid

Scale to millions of emails

Twilio's email service. Free tier (100/day). Better for high-volume senders. Less developer-friendly than Resend but battle-tested at scale.

Brevo
Brevo

Freemium - Email marketing + CRM + SMS in one. Formerly Sendinblue. Generous free tier, sol...

Email marketing + CRM + SMS in one. Formerly Sendinblue. Generous free tier, solid automation. The budget-friendly Mailchimp. Try Brevo →

Amazon SES
Amazon SES

Paid - Email sending at scale for almost nothing. $0.10 per 1,000 emails. No UI to spea...

Email sending at scale for almost nothing. $0.10 per 1,000 emails. No UI to speak of, but the price can't be beat. Try Amazon SES →

Mailjet
Mailjet

Freemium - Email API + marketing platform. Collaborative template editor is the standout fe...

Email API + marketing platform. Collaborative template editor is the standout feature. Good middle ground between Resend and Mailchimp. Try Mailjet →

Mailtrap
Mailtrap

Freemium - Email testing sandbox. Catch all emails in dev before they reach real inboxes. T...

Email testing sandbox. Catch all emails in dev before they reach real inboxes. Then switch to production sending. Smart workflow. Try Mailtrap →

Our Pick: Live Chat & Support
Crisp
Free tier

Live chat widget, shared inbox, knowledge base, and chatbot, in a beautifully designed package. The Intercom alternative that won't bankrupt your startup.

Live chat + chatbot on free tierShared inbox for team supportKnowledge base included
Also consider
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Intercom

The gold standard, if you can afford it

The most powerful customer messaging platform. AI chatbot, product tours, and customer data platform. $74/mo minimum. Worth it post-PMF.

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Tawk.to

Completely free live chat

100% free forever. Live chat, ticketing, and a knowledge base. No catch. Slightly less polished than Crisp but you can't beat the price.

Freshdesk
Freshdesk

Freemium - Help desk that scales from solo founder to 100-person team. Ticketing, knowledge...

Help desk that scales from solo founder to 100-person team. Ticketing, knowledge base, AI chatbot. Zendesk but friendlier. Try Freshdesk →

Front
Front

Paid - Shared inbox for teams. Email, SMS, social - all in one place. Like if Gmail and...

Shared inbox for teams. Email, SMS, social - all in one place. Like if Gmail and Zendesk had a baby. Pricey but powerful. Try Front →

Tidio
Tidio

Freemium - Live chat + AI chatbot for small businesses. Easy setup, decent AI responses, fr...

Live chat + AI chatbot for small businesses. Easy setup, decent AI responses, free tier. Tawk.to with better AI. Try Tidio →

Plain
Plain

Freemium - Customer support built for technical teams. API-first, thread-based, Slack-like ...

Customer support built for technical teams. API-first, thread-based, Slack-like UX. For when Zendesk feels too corporate. Try Plain →

Gleap
Gleap

Freemium - In-app bug reporting and feedback. Users screenshot issues, you get full context...

In-app bug reporting and feedback. Users screenshot issues, you get full context. Support meets product feedback. Try Gleap →

๐Ÿ“– Step-by-step build guide

How to Build a SaaS App

From zero to deployed SaaS with auth, payments, and email

Intermediate 2-3 hours · 6 steps
Next.js Next.js
Supabase Supabase
Stripe Stripe
Vercel Vercel
Resend Resend
1
Next.js Scaffold the Next.js project
Next.js · ~5 min
2
Supabase Set up Supabase for database and auth
Supabase · ~15 min
3
Supabase Build login and signup pages
Supabase · ~20 min
4
Stripe Add Stripe subscription billing
Stripe · ~30 min
5
Resend Set up transactional email with Resend
Resend · ~10 min
6
Vercel Deploy to Vercel
Vercel · ~10 min
Follow the full guide
Launch Kit

Get the full launch checklist

Every tool pre-configured, setup order mapped out, integrations documented. Skip weeks of research.

Get the launch kit →Build my stack

Ready to ship?

Pick the stack, write the code, launch the thing.

Need help setting this up? I set up SaaS stacks end-to-end - Supabase, Stripe, Vercel, analytics, the lot. Explore services →