SaaS

🚀⚡️ Free Boilerplate and Starter kit for Next.js 16+, Supabase, Tailwind CSS 4 and TypeScript. 🚀 Next.js 🔥 Supabase 💻 TypeScript 💚 ESLint 🎨 Prettier 🐶 Husky 🧹 Lint-Staged 🧪 Jest 🧪 Testing Library 🕹️ Playwright ✍️ VSCode 🌪️ Vercel 🎨 PostCSS 🍃 Tailwind CSS ⚛️ React Query

An open source tool that lets you create a SaaS website from docker images in 10 minutes.

The highest quality SaaS starter with Next.js, Supabase, Stripe, and shadcn/ui

Simple and complete DOM testing playground that encourage good testing practices.

Apache BifroMQ (Incubating) is a high-performance, distributed MQTT broker that natively supports multi-tenancy. It is designed to enable the building of large-scale IoT device connectivity and messaging systems.

Cloudflare Workers/Next.js SaaS Template

Realtime secret and configuration management tool

50 AI agent skills for affiliate marketing. Research trending content, write data-backed posts, generate infographics, build landing pages, deploy — full flywheel with social intelligence. Works with Claude Code, Pi, ChatGPT, Gemini, Cursor, Windsurf, any AI.

Subscription Management and Billing System

A Rails Engine for integrating with Stripe

Rails/ActiveRecord support for distributed multi-tenant databases like Postgres+Citus

Async (and blocking!) Rust bindings for the Stripe API

Kubernetes Operator for delivering SaaS-style, namespace-isolated multi-tenant application instances on Kubernetes

Awesome collection of content for developers trying to bootstrap their SaaS

💻 无代码编辑器，无需代码生成小程序、H5页面和网站 ，拖拽操作、样式配置快速生成页面应用，数据可视化接入，支持定制业务拓展插件. StaringOS MtBird is a low-code platform for HTML Pages 、 Websites. We help users build pages without code or less code.

Ecommerce website built with Django 2.2.3, Python 3.7.3, Stripe and AWS

OpenMessaging Runtime Interface for Java

50+ open-source generative AI apps you can clone, deploy, and monetize — image generators, video tools, virtual try-ons, AI SaaS templates, and platform integrations. One-click Vercel deploy on every template.

Flutter plugin for in-app purchases and subscriptions. Supports iOS, macOS and Android.

Users and authentication management SaaS

⭐️ A curated list of companies that offer their services for free to Open Source projects

🏎️ Streams & Reactive Programming paradigm for Go: declarative and composable API for event-driven applications

B2B SaaS Starter Kit - create a B2B web app: quickly and for free

a payments Django app for Stripe

:sunglasses: A curated list of awesome Free Open Source Softwares(FOSS).

Open-source toolkit to build an AI copilot for SaaS products

Awesome list about indie hackers

基于Golang/go-zero的AIoT物联网平台与SaaS开发底座，融合AI智能体、RAG知识库、记忆和工具调用。支持多租户、多应用、项目管理、设备管理、物模型、场景联动、告警、组态及3D数字孪生。提供MQTT/CoAP/HTTP/TCP接入及阿里云、腾讯云、涂鸦云对接，支持MySQL/PostgreSQL。借助Skills/CLI快速开发，适用于智慧能源、楼宇、停车、家居、农业与工业。

lamp-boot 基于jdk21、jdk17、jdk11、jdk8 + SpringBoot的前后分离的快速开发平台，其中的可配置的SaaS功能尤其闪耀， 具备RBAC功能、网关统一鉴权、Xss防跨站攻击、自动代码生成、多种存储系统、分布式事务、分布式定时任务等多个模块，支持多业务系统并行开发， 支持多服务并行开发，可以作为后端服务的开发脚手架。代码简洁，注释齐全，架构清晰，非常适合学习和企业作为基础框架使用。

Best open-source SaaS boilerplate. Free, powerful & extendable.

Sample on-demand platform built on Stripe: Connect onboarding for pilots, iOS app for passengers to request rides.

A great starting point to build your SaaS in Flask & Python, with Stripe subscription billing 🚀

Free HTML Template for - Startup, SaaS, Business, App, and Software Website & Landing Page. Play is 100% Free and Open-source template project that initiated by UIdeck Team.

Car Rental Platform with Mobile App

a online Marketplace for coffee retail (Backend)

A svelte 5 and sveltekit saas boilerplate. Including database, authentication, email, analytics

A collection of higher-level reusable cdk constructs

A next-generation AI-powered career platform transforming how employers and job seekers connect

🚀A template for building Software-as-Service (SAAS) apps with Reactjs, Nextjs, Prisma and OpenAI integration

All AI developers deserve to get paid. Turn your AI prototype into a paid SaaS with open-source infrastructure for usage billing, payments, attribution, affiliates, anti-abuse, and deployment.

Starterkits, components, ui blocks

Next.js SaaS Boilerplate and Starter Kit designed and built for SaaS startups. It comes with all necessary integrations, pages, and components you need to launch a feature-rich SaaS websites.

🚀 SulgX Panel: A single-file, powerful, and free panel for managing VLESS subscriptions via WebSocket + TLS. Responsive UI, JWT auth, per-user bandwidth limits, clean IP scanner, bilingual Telegram bot, and real-time traffic charts. Runs smoothly on Render, Railway, Dockfly, and other cloud platforms.

Django application for software-as-service and subscription businesses

Easy, flexible and powerful cloud-native Laravel CMS package powered by AI with JSON:API, GraphQL API, templates, and themes

💬 A privacy-friendly and customizable Disqus (comment system) alternate. 注重隐私保护和定制化的评论系统。

Online marketplace built using Nextjs 13 App Router with server components, server actions, parallel and intercepting routes as well as Drizzle ORM.

Enterprise admin platform in Go on go-kratos (Ent): Protobuf as the single API contract with full-stack codegen (Go APIs + TypeScript clients, one-click CRUD scaffolds), multi-tenant RBAC (Casbin / OPA / Zanzibar), TOTP MFA, 180-day audit logging aligned with China MLPS 2.0 (等保) — with Vue3 (Vben / Element Plus) and React 19 (Antd) frontends.

Payum offers everything you need to work with payments. From simplest use cases to very advanced ones.

Full service cloud hosting for the Frappe stack - powers Frappe Cloud