Software
The library for web and native user interfaces
A component-based JavaScript library for building interactive web and native user interfaces.
Visual Studio Code
A lightweight, extensible source-code editor with debugging, Git integration, and a large extension ecosystem.
The React Framework
A full-stack React framework with routing, server rendering, static generation, and API capabilities.
Build in a weekend Scale to millions
A Postgres development platform that bundles a database, authentication, APIs, storage, realtime data, and edge functions.
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, and 400+ integrations.
A workflow-automation platform that connects apps, APIs, databases, and AI models through visual and code-based workflows.
🦜🔗 Build context-aware reasoning applications
A framework for building LLM applications, retrieval systems, and tool-using agents.
A utility-first CSS framework for rapid UI development
A CSS framework that lets developers build custom interfaces directly with utility classes.
Awaken your home
An open-source home-automation platform that puts local control and privacy first across 1,500+ integrations.
Code at the speed of thought
A high-performance, collaborative code editor built in Rust with native AI and multiplayer features.
Build your Enterprise CRM at AI Speed
An open-source, extensible CRM for technical teams that need customizable data models, workflows, and AI-ready automation.
Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency.
The foundational distributed version-control system used to track changes and collaborate on source code.
Composable, Open Source Payments Platform
An open-source payment orchestration platform for routing, retries, reconciliation, vaulting, and multi-processor payments.
A programming framework for agentic AI
A Microsoft framework for building multi-agent systems where LLM agents collaborate, use tools, and complete tasks.
ClickHouse® is a real-time analytics database management system
A column-oriented database built for very fast analytical queries over large volumes of event data.
Self-hosting with superpowers
An open-source, self-hostable platform for deploying applications, databases, and services to your own servers.
The complete picture of your website
An open-source web and product analytics platform combining traffic, behavior, conversion, retention, and revenue insights.
Payload is the open-source, fullstack Next.js framework for instant, customizable backend & admin UI
A TypeScript-first headless CMS and application framework with an admin UI, APIs, authentication, and database integration.
A mini-Heroku powered by Docker that you can deploy on any server
A self-hosted PaaS that turns a single server into a Git-push deployment platform using Docker.
Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative intelligence, CrewAI empowers agents to work together seamlessly, tackling complex tasks.
A Python framework for creating teams of role-based AI agents that collaborate on workflows.
Build React-based CRUD applications, without constraints
A React framework for rapidly building admin panels, dashboards, and internal tools with CRUD and data-provider abstractions.
The open-source Shopify alternative
A modular commerce engine for building custom storefronts, marketplaces, and B2B commerce experiences.
Easy to use and privacy-friendly Google Analytics alternative
A lightweight, privacy-first web analytics platform that reports site traffic without cookies or personal-data tracking.
The best way to start a full-stack, typesafe Next.js app
A CLI that scaffolds a type-safe Next.js stack with tRPC, Tailwind CSS, Prisma or Drizzle, and authentication options.
The only developer platform to build, analyze and improve your product
A product-analytics platform that combines analytics, feature flags, A/B testing, session replay, and surveys.
Open-source customer engagement platform / Alternative to Intercom, Zendesk, Salesforce Service Cloud etc.
A customer-conversation platform that unifies website chat, email, WhatsApp, and social channels into a shared team inbox.
Low-code programming for event-driven applications
A flow-based programming tool for collecting, transforming, and visualizing real-time IoT and automation data.
The Agentic Social Media Scheduling Platform
An open-source social-media scheduler that uses AI agents to plan, generate, and publish posts across 30+ networks.
Self-hosted newsletter and mailing list manager
A high-performance self-hosted newsletter, mailing-list, and transactional-email platform.
The World's Most Advanced Open Source Relational Database
A production-grade SQL relational database with advanced indexing, transactions, replication, and extensibility.
Deploy web apps anywhere: from bare metal to cloud
A Docker-based deployment tool that ships web applications to any Linux server with zero-downtime releases.
statsmodels provides classes and functions for estimating statistical models, running hypothesis tests, and exploring data in Python.
A Python library for statistical modeling, hypothesis testing, regression, ANOVA, diagnostics, and data exploration.
Billing for AI products, from usage to invoice
An open-source billing platform for usage-based, subscription, prepaid, and hybrid pricing models.
MONAI is the domain-specific, open-source Medical AI framework that drives research breakthroughs and accelerates AI into clinical impact.
A PyTorch-based framework for building, training, and deploying deep-learning models for healthcare imaging.
The Robot Operating System, is a meta operating system for robots
A robotics middleware and development framework for building modular robot software across sensors, actuators, and control systems.
SimPy is a process-based discrete-event simulation framework based on standard Python.
A Python discrete-event simulation library for modeling processes, shared resources, queues, and event-driven systems.
IfcOpenShell is an open source software library for software developers and BIM powerusers working with Industry Foundation Classes (IFC).
An open-source library and toolset for reading, writing, editing, and visualizing IFC building-information models.
Open Source CRM Application
A self-hosted CRM for managing leads, contacts, opportunities, emails, and custom business entities.
Biopython is a set of freely available tools for biological computation written in Python by an international team of developers.
A Python library for biological computation, sequence analysis, bioinformatics file parsing, and access to online biological databases.
3D BIM IFC Viewer SDK for AEC engineering applications.
An open-source JavaScript/WebGL toolkit for viewing high-detail, full-precision 3D engineering and BIM models in the browser.
Gazebo (formerly Ignition) - A robotics simulator
A physics-based robotics simulator for testing robots, sensors, environments, and control software before hardware deployment.
The COMPAS framework is an open-source, Python-based framework for computational research and collaboration in architecture, engineering, digital fabrication and construction.
A Python framework for computational structural design, geometry, fabrication, and AEC research workflows.
The pygef library is a library to read your cpts and boreholes files and use them in a digital version.
A Python library for parsing GEF and BRO XML files containing CPT and borehole soil-measurement data.