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saas-starter

Velobase-harness: Launch AI SaaS Fast

Get a head start with a free open-source SaaS boilerplate for AI apps. For founders building AI-powered startups.
intermediate⏱ 1-2 hoursπŸ’΅ Free (self-hosted)
586 stars70 forksTypeScriptQuality 9/10Updated 7/27/2026100% free Β· open source
What it is

Use VelobaseHarness to launch an AI-powered SaaS (Software as a Service) fast.

What you can make with it

Build a Next.js 16 SaaS app with features like billing and attribution, and deploy it quickly with a free open-source boilerplate.

How it helps

It saves time and money by providing a pre-built foundation for AI-powered startups, allowing you to focus on building and monetizing your app.

Real use case example

"A founder wants to create a subscription-based AI-powered marketing platform. First, they install VelobaseHarness and configure billing and attribution features. Then, they connect it to Stripe for payment processing. Finally, they deploy the app on a server, set up affiliate tracking, and start accepting customers. With VelobaseHarness, they've saved weeks of development time and have a solid foundation for their SaaS app."

If you're new

When you're new to building AI-powered SaaS and want to learn by building a real project quickly.

If you're senior

When you're experienced with TypeScript and Next.js and need a pre-built, customizable foundation for your AI-powered SaaS startup.

Common confusion cleared up

You might think VelobaseHarness is just a pre-made template, but it's really a flexible foundation that you can customize and extend to fit your AI-powered SaaS app's unique needs.

Best inside these AI tools
Claude Desktop
Pairs with
Stripe webhookNotion databaseClaude API
Why we list it on WorkflowStacks: We include VelobaseHarness in our marketplace because it's a free and open-source solution, saving costs and offering a best-in-class foundation for building scalable AI apps.
What it does

Velobase-harness is a free, open-source Next.js boilerplate that helps AI startup founders quickly monetize their applications with Stripe integration and usage-based billing.

When to use it
  • β€’You want to launch a SaaS product with a scalable, usage-based pricing model.
  • β€’You need to integrate Stripe payment processing into your AI-powered application.
  • β€’You're looking for a fast and easy way to add affiliate and attribution tracking to your app.
Quick start
  1. 1Clone the velobase-harness repository from GitHub and install the required dependencies.
  2. 2Set up a Stripe account and configure the integration with your application.
  3. 3Customize the boilerplate code to fit your specific SaaS product needs.
  4. 4Deploy your application to a hosting platform and start tracking usage and revenue.
Ready-to-paste prompt
npx create-t3-app@latest my-saas-app --template https://github.com/velobase/velobase-harness
Saves to your device

Topics

ai-agent
ai-saas
billing
monetization
nextjs
nextjs-template
open-source
open-source-saas
open-source-saas-boilerplate
prisma
saas
saas-boilerplate
shadcn-ui
shipfast-alternative
stripe
subscription
tailwindcss
trpc
typescript
vibe-coding
What's inside β€” free to inspect
No purchase needed

Read the entire source before you build β€” unlike paid marketplaces that hide it behind a buy button.

34
top-level files
11
folders
8.5M
repo size
MIT
license
Key files
AGENTS.md
AGENTS.zh-CN.md
eslint.config.mjs
next.config.js
package.json
postcss.config.js
File tree
.github/
.playwright-mcp/
.velobase/
.vscode/
deploy/
docs/
messages/
prisma/
public/
scripts/
src/
.dockerignore
.env.example
.eslintrc.json
.gitignore
.npmrc
AGENTS.md
AGENTS.zh-CN.md
CLAUDE.md
components.json
CONTRIBUTING.md
docker-compose.test.yml
docker-compose.yml
docker-entrypoint.sh
Quick Actions
Details
Creator
velobase
Language
TypeScript
Category
saas-starter
Published
4/7/2026

Are you the creator of this tool? Claim your listing β†’ and earn 85% of every sale.

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