Awesome list of open-source startup alternatives to well-known SaaS products 🚀
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Dec 26, 2024 - Python
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Software as a service
Instead of hosting software using a web hosting service or inhouse solution, software as a service doesn't just provide a software solution but it also comes shipped on a server, accessible through the cloud, usually shared with other tenants.
Here are 2,474 public repositories matching this topic...
Open-source web application framework for ASP.NET Core! Offers an opinionated architecture to build enterprise software solutions with best practices on top of the .NET. Provides the fundamental infrastructure, cross-cutting-concern implementations, startup templates, application modules, UI themes, tooling and documentation.
c-sharp angular framework csharp aspnetcore aspnet architecture domain-driven-design saas dotnet-core aspnet-core multi-tenancy abp blazor
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Apr 25, 2025 - C#
A collection of services with great free tiers for developers on a budget. Sponsored by Mockoon, the best mock API tool. https://mockoon.com
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Oct 28, 2024
A free, open-source SaaS app starter for React & Node.js with superpowers. Full-featured. Community-driven.
react nodejs open-source boilerplate typescript ai authentication aws-s3 postgresql saas full-stack typesafe hacktoberfest saas-template prisma google-auth saas-boilerplate saas-starter openai-api chatgpt
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Apr 22, 2025 - TypeScript
Wave - The Software as a Service Starter Kit, designed to help you build the SAAS of your dreams 🚀 💰
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Apr 11, 2025 - CSS
🚀🎉📚 SaaS Boilerplate built with Next.js + Tailwind CSS + Shadcn UI + TypeScript. ⚡️ Full-stack React application with Auth, Multi-tenancy, Roles & Permissions, i18n, Landing Page, DB, Logging, Testing
react template boilerplate typescript authentication stack reactjs nextjs starter-template starter saas starter-kit template-project multi-tenancy starter-project saas-application saas-boilerplate saas-app saas-kit shadcn-ui
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Apr 7, 2025 - TypeScript
No need to know Kubernetes' cloud native application management platform
heroku kubernetes application devops continuous-delivery paas saas k8s cloud-native service-mesh hybrid-cloud multi-cloud cloud-native-applications microservice-architecture multi-cluster microservice-governance
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Apr 17, 2025 - Go
An open source engine for your digital products. Sell SaaS and digital products in minutes.
react python typescript stripe nextjs payments saas subscriptions mor polar paddle digital-products fastapi sponsor turborepo lemon-squeezy merchant-of-record
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Apr 25, 2025 - Python
Build your own SaaS business with SaaS boilerplate. Productive stack: React, Material-UI, Next, MobX, WebSockets, Express, Node, Mongoose, MongoDB. Written with TypeScript.
react boilerplate express typescript mongodb mobx mongoose nextjs aws-s3 material-ui saas mailchimp passport aws-ses google-api saas-boilerplate saas-product saas-business
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Mar 21, 2025 - TypeScript
🔥 Enterprise SaaS Starter Kit - Kickstart your enterprise app development with the Next.js SaaS boilerplate 🚀
react nodejs boilerplate typescript nextjs starter-template saas starter-kit boilerplates hacktoberfest js-boilerplate tailwindcss saas-application next-auth saas-boilerplate saas-app saas-kit
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Apr 26, 2025 - TypeScript
Automatic multi-tenancy for Laravel. No code changes needed.
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Apr 4, 2025 - PHP
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
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May 11, 2024 - PHP
Beautiful Open-Source Form Builder
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Apr 23, 2025 - PHP
Silex is an online tool for visually creating static sites with dynamic data. With the free/libre spirit of internet, together.
nodejs javascript design silex visual saas website-builder jamstack composable visual-programming webdesign no-code grapesjs nocode
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Apr 25, 2025 - JavaScript
SaaS Boilerplate - Open Source and free SaaS stack that lets you build SaaS products faster in React, Django and AWS. Focus on essential business logic instead of coding repeatable features!
react python docker aws boilerplate business django product typescript stack frontend serverless backend pipeline workers saas hacktoberfest cdk vitejs aws-esc
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Apr 24, 2025 - TypeScript
Fullstack TypeScript toolkit that enhances Prisma ORM with flexible Authorization layer for RBAC/ABAC/PBAC/ReBAC, offering auto-generated type-safe APIs and frontend hooks.
nodejs javascript api node orm nextjs permissions acl openapi auth saas authorization permission rbac fullstack access-control rls authz prisma trpc
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Apr 16, 2025 - TypeScript
Cloud Native DataOps & AIOps Platform | 云原生数智运维平台
kubernetes engineering application devops ops saas dataops maintenance k8s sre flink cloudnative operation aiops oam
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Apr 11, 2024 - Java
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.
boilerplate stripe postgresql svelte starter-template saas cloudflare stripe-checkout saas-template tailwind tailwindcss saas-application tailwind-css saas-boilerplate saas-tools supabase sveltekit daisyui saas-kit
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Apr 25, 2025 - Svelte
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
nodejs graphql node typescript eslint apollo-client postgresql starter saas job-queue graphile postgraphile saas-boilerplate
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Apr 24, 2025 - TypeScript
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