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A free shopping cart system. OpenCart is an open source PHP-based online e-commerce solution.

Mumble is an open-source, low-latency, high quality voice chat software.

Open Source HR and Payroll Software

Open-source, self-hosted CMS platform on AWS serverless (Lambda, DynamoDB, S3). TypeScript framework with multi-tenancy, lifecycle hooks, GraphQL API, and AI-assisted development via MCP server. Built for developers at large organizations.

Open-source observability for your GenAI or LLM application, based on OpenTelemetry

Securely and anonymously share files, host websites, and chat with friends using the Tor network

Open-Source HTTP Interceptor & Mocking Tool

📬 Spacebar is a free open source selfhostable discord compatible communication platform

Smart Model Routing for Agents. Cut Costs up to 70% 🦚

🔥 The free & Open Source DocuSign alternative

OpenPanel is an open-source web and product analytics platform, an open-source alternative to Mixpanel with optional self-hosting.

🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓

Next-generation AI Agent Optimization Platform: Cozeloop addresses challenges in AI agent development by providing full-lifecycle management capabilities from development, debugging, and evaluation to monitoring.

AI-native design editor. Open-source Figma alternative.

TagSpaces is an offline, open source, document manager with tagging support

Self-hosted AI agent orchestration platform: dispatch tasks, run multi-agent workflows, monitor spend, and govern operations from one mission control dashboard.

Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU

MediaCMS is a modern, fully featured open source video and media CMS, written in Python/Django and React, featuring a REST API.

FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a versatile software implementation that runs on any commodity hardware. From a Raspberry PI to a multi-core server, FreeSWITCH can unlock the telecommunications potential of any device.

AutoRAG: An Open-Source Framework for Retrieval-Augmented Generation (RAG) Evaluation & Optimization with AutoML-Style Automation

Free Accounting Software

AG2 (formerly AutoGen): The Open-Source AgentOS.Join us at: https://discord.gg/sNGSwQME3x

Command and Conquer: Generals - Zero Hour

🚀 Self-hosted open-source WebRTC video conferencing platform built on peer-to-peer (P2P) architecture for fast, secure real-time communication with end-to-end privacy.

Webots Robot Simulator

DeepAnalyze is the first agentic LLM for autonomous data science. 🎈你的AI数据分析师，自动分析大量数据，一键生成专业分析报告！

Open-source cloud-environment inspector. Supporting AWS, GCP, Azure, and more! Your cloud resources will have nowhere to hide!

Open-source event management and ticket selling platform — perfect for concerts, conferences, and everything in between 🎟️ If you find this project helpful, please consider giving us a star ⭐️

🦞 OpenClaw (Clawdbot/Moltbot) 汉化版 - 开源个人 AI 助手中文版 | Claude/ChatGPT LLM 接入 | WhatsApp/Telegram/Discord 多平台 | 每小时自动同步 | CLI + Dashboard 全中文 | 全流程搭建教程，以及排错指南！

Manage your photos with Piwigo, a full featured open source photo gallery application for the web. Star us on Github! More than 200 plugins and themes available. Join us and contribute!