Access the definitive database of open source project and community domains. From OSS foundations to popular libraries, open core companies, and developer communities, discover verified websites for developer outreach, ecosystem research, and community engagement.
Navigate the vibrant open source ecosystem with comprehensive data on projects, foundations, communities, and open core companies.
Open source software powers the modern technology stack, from operating systems to frameworks, databases to machine learning libraries. Our open source database provides curated access to project websites, foundation pages, documentation sites, and companies building commercial offerings around open source.
Whether you're conducting developer outreach, researching technology dependencies, identifying sponsorship opportunities, or building community partnerships, our database delivers the foundation for success. For related tools, explore our Developer Tools directory.
"Open source is eating software. Understanding the OSS landscape is essential for technology strategy, developer relations, and community engagement."
-- Open Source Ecosystem Report, 2024Comprehensive coverage of the open source ecosystem.
Linux Foundation, Apache, CNCF, etc.
Popular development libraries
Commercial OSS businesses
Forums and community sites
Project docs and wikis
Package managers and indexes
How professionals leverage our open source project directory.
Build targeted outreach lists for developer relations programs. Identify project maintainers, community leaders, and influential contributors for partnerships and sponsorships.
Research open source dependencies and evaluate project health. Understand the sustainability, governance, and community activity of critical software components.
Discover projects and foundations for corporate sponsorship. Build brand awareness in developer communities and support the OSS ecosystem. See also SaaS Platforms.
Map the open source landscape for technology strategy. Identify emerging projects, evaluate adoption trends, and track community growth metrics.
Research project licensing and compliance requirements. Understand the license landscape for software supply chain management and legal review.
Discover documentation, tutorials, and educational content around open source technologies. Build learning paths and training materials for development teams.
Go beyond basic domain lists with comprehensive project intelligence.
Get instant access to 125,000+ open source project and community domains with comprehensive enrichment data.
View Pricing Plans Back to Technology & Computing