SaaS

Free online agile retrospective meeting tool

Free Clash, sing-box, and V2Ray subscription feed with live node status and setup guides

One app to rule them all!

Source-available payment error decoder and transaction flow visualizer for Stripe, Adyen, payabl. and more.

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

Operational - open-source tool to track important events and receive push notifications on your device.

Laravel ecommerce package for ultra fast online shops, scalable marketplaces, complex B2B applications and #gigacommerce

Nuxt SaaS Template made with Nuxt UI and Nuxt Content.

A SDK/library for decentralized web and distributing computing projects

Wave - The Software as a Service Starter Kit, designed to help you build the SAAS of your dreams 🚀 💰

Self-hosted LLM gateway that routes requests across AI providers (OpenAI, Anthropic, Gemini, Mistral, Ollama) using intelligent multi-policy scoring — including an LLM-native routing policy. Drop-in compatible: just swap the base URL. No database required, built-in cost tracking, budget enforcement and multi-tenant isolation.

专为独立开发者（Indie Hacker）与出海微型 SaaS 团队打造的极客级 Visa / Mastercard 虚拟信用卡管理中枢。主打一项目一卡成本核算、USDT 自动化闪兑、API 算力与海外云服务硬性预算熔断，支持死项目一键销卡退额，彻底规避账单穿透与订阅吸血。

IM Chat, High-performance, scalable, self-hosted instant messaging server in Go — private chat, groups, chatrooms, WebSocket and REST APIs.

Agent skill to reverse engineer a SaaS product through the browser into a knowledge base for rebuilding it: screens, rules, data model, design tokens and production barriers, without touching production data.

⚡ 拒绝订阅陷阱与拒付：用 CoreGold 随充随走的海外虚拟卡

Open source alternatives to paid SaaS apps: Notion, Slack, Auth0, Vercel and more. Curated list with licenses and GitHub stars.

A production-ready Convex Stack for your next SaaS application with Convex Auth, Stripe, TanStack, Resend, Tailwindcss, and shadcn.

An Opensource IaaS/PaaS/SaaS platform based on Kubernetes. Build your own cloud provider wherever you want.

Open Source Next.js Saas Boilerplate

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

Open Source LLM Gateway 🦚

每小时自动更新的免费节点订阅，支持 Clash、Mihomo、V2Ray、Trojan、Shadowrocket 等客户端测试使用。

A curated list of real Micro SaaS tools categorized by niche. Perfect for inspiration, research, and startup ideas.

Full-stack ecommerce on Cloudflare Workers, D1, and R2 - with admin, Stripe, OpenNode, Lightning payments, and agent-ready APIs.

Model-agnostic agent-skills platform with a harness-free canonical layer, verified adapters, and the ccpi package manager. Explore at tonsofskills.com.

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

Free and open-source webshop solution for hostings

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.

Подписки для обхода ограничений на территории Российской Федерации. Софт для сбора и проверки публичных конфигураций.

Self-hosted, multi-tenant learning management system (LMS) for training institutes and teams: course builder, trainer and student portals, progress tracking. Django + React. Apache-2.0.

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.

Product-design, conversion & behavioral-science principles for SaaS

Self-hosted email server for SaaS teams on Cloudflare Workers with WebMCP support

Logical Replication extension for PostgreSQL 17, 16, 15, 14, 13, 12, 11, 10, 9.6, 9.5, 9.4 (Postgres), providing much faster replication than Slony, Bucardo or Londiste, as well as cross-version upgrades.

🚀⚡️ 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

Open-source SaaS framework (React + Firebase + Stripe) with built-in Claude Code AI skills. Auth, billing, teams, and i18n in one command.

Terraform-style, declarative Postgres schema migration. Agent friendly.

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.

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

PostgreSQL reengineered for multi-tenant apps

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

India Rs.0 UPI Autopay mandate link extractor - protocol-level, no browser. 印度 ₹0 UPI 委托链提取器（纯协议实现）

Automatically collects and tests v2ray proxies and puts them in github for everyone to use.

Monorepo frontend skeleton for madong-admin-saas multi-tenant SaaS platform, built with Vue3 + Vben, includes tenant management, platform admin UI, RBAC and CRUD pages.

Practical marketing resources to get the first 10 / 100 / 1000 users for your SaaS / App / Startup

Silex is an online tool for visually creating static sites with dynamic data. With the free/libre spirit of internet, together.

Node.js library for the Stripe API.

Modern open-source multi-tenant PBX built on FreeSWITCH, Laravel and Vue. An alternative to FusionPBX, FreePBX and 3CX.

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!

Modern React starter kit with Bun, TypeScript, Tailwind CSS, tRPC, Stripe, and Cloudflare Workers. Production-ready monorepo for building fast web apps.