SaaS

🌶 350b / 650b state container with component actions for Preact & React

Free and open-source webshop solution for hostings

Go library for the Stripe API.

Run multiple websites using the same Laravel installation while keeping tenant specific data separated for fully independent multi-domain setups, previously github.com/hyn/multi-tenant

Stripe iOS SDK

Laravel Cashier provides an expressive, fluent interface to Stripe's subscription billing services.

BottleCRM: free, open-source (MIT) CRM with sales, support tickets and invoicing in one app. Unlimited users; self-host or use the hosted app.

Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.

:sunglasses: All the required resources to build your own startup

A modern SaaS template/boilerplate built with SvelteKit, Tailwind, and Supabase. Includes marketing page, blog, subscriptions, auth, user dashboard, user settings, pricing page, and more.

Open-source, self-hosted revenue-first analytics for founders: web analytics, Session Replay, revenue attribution, and customer revenue integrations. datafast alternative

Modern Full Stack ECommerce Application with Stripe

ChatGPT Plus/Team/Pro 订阅协议端到端重放工具集 · hCaptcha 视觉求解器 · 反欺诈机制实证研究 / End-to-end protocol replay toolkit for ChatGPT Plus/Team/Pro subscription with from-scratch hCaptcha solver and empirical anti-fraud research

Payments for Ruby on Rails apps

Oqtane is an open-source developer productivity platform for building modern .NET applications and websites that run on Web, Desktop and Mobile.

A fully functioning Node.js shopping cart with Stripe, PayPal, Authorize.net, PayWay, Blockonomics, Adyen, Zip and Instore payments.

Ruby library for the Stripe API.

Provide JSON file template that demonstrate how to create customize Well-Architected reviews using Custom lenses.

Python library for the Stripe API.

Free online agile retrospective meeting tool

Cloud Native DataOps & AIOps Platform | 云原生数智运维平台

A curated list of production-ready and free SaaS boilerplates and starter templates. Build your next software-as-a-service project with battle-tested open source foundations.

PHP Payment processing library. It offers everything you need to work with payments: Credit card & offsite purchasing, subscriptions, payouts etc.

The Open Source Ruby on Rails SaaS Template

Opinionated SaaS quick-start with pre-built user account and organization system for full-stack application development in React, Node.js, GraphQL and PostgreSQL. Powered by PostGraphile, TypeScript, Apollo Client, Graphile Worker, Graphile Migrate, GraphQL Code Generator, Ant Design and Next.js

Open-source CRM your AI agents can read and update: companies, people, opportunities, tasks and notes. REST API, self-hosted or cloud.

dj-stripe automatically syncs your Stripe Data to your local database as pre-implemented Django Models allowing you to use the Django ORM, in your code, to work with the data making it easier and faster.

We're going to take you step-by-step to build a modern, fully open-source, eCommerce web application using Python, Django, Bootstrap, Javascript, and more.

Open Source Next.js Saas Boilerplate

🔥MateCloud是一款基于Spring Cloud Alibaba的微服务架构。目前已经整合Spring Boot 4.0.8、 SpringCloud 2025、Spring Cloud Alibaba 2025、Spring AI 2.0.1、Spring Security Oauth2、Feign、Dubbo、JetCache、RocketMQ等，支持多租户的低代码平台，Saas平台开发套件

Startup is free Next.js template for SaaS startups comes with all the essential pages, components, and sections you need to launch a complete business website.

One app to rule them all!

🎉 ZR.Admin.NET —— 基于 .NET 8 + SqlSugar + Vue3 的前后端分离通用权限管理框架（RBAC），跨平台、开箱即用。内置 SaaS 多租户（一租户一库）、可视化工作流引擎、一键代码生成、Quartz.NET 任务调度、Redis 缓存、SignalR 实时通知、接口限流、全局异常处理、数据权限过滤与动态国际化，并集成 AI 助手与 AI 治理能力。代码简洁易懂、易扩展。

The React component library for startups, built with Chakra UI.

MultiTenant is an open source multi-tenancy library for modern .NET created and maintained by Finbuckle LLC.

The AI-Native Infrastructure for Enterprise Apps. Powered by ObjectStack (ObjectQL, ObjectOS, Object UI). Turn Prompts into Enterprise Software.

🏬 relivator: next.js 15 react 19 ecommerce template ▲ better-auth polar shadcn/ui tailwind drizzle orm typescript ts radix, postgres neon, app router saas commerce ecommerce shop pricing payments dark mode full stack free ⭐ more stars 👉 more features

🛍 A JAMstack Ecommerce Site built with Nuxt and Netlify Functions

🌐 The all-in-one tool, for keeping track of your domain name portfolio. Got domain names? Get Domain Locker!

Stripe Android SDK

Stripe.net is a sync/async .NET 4.6.1+ client, and a portable class library for stripe.com.

A Laravel and Filament-powered accounting platform featuring full double-entry accrual accounting, delivering modern automation for professional financial management.

CreditCardForm is iOS framework that allows developers to create the UI which replicates an actual Credit Card.

A Lightweight, Production-Ready Remix Stack for your next SaaS application.

Offensive security drives defensive security. We're sharing a collection of SaaS attack techniques to help defenders understand the threats they face. #nolockdown

Fullstack SaaS Boilerplate built with tRPC, Fastify and React

React Native library for Stripe.

The Cove Stack: 🏝️ minimal TanStack Start template with Vite+, Better Auth, Drizzle ORM, shadcn/ui

An open-source starter kit that will help you build full-stack multi-tenant SaaS platforms efficiently and help you focus on developing your core SaaS features. Built on top of popular and modern technologies such as Next JS, Tailwind, Prisma, and Stripe.

One library | Many payment processors | Scale to multiple processors with few lines of code.