Resources

Documentation, guidance, and reference material for everyone working with COSS - from maintainers adopting the standard to users evaluating the mark.

Browse

• FAQ - Common questions about COSS, answered
• Articles - Thought leadership and deeper dives into COSS principles
• Brand Guidelines - How to use the COSS Mark and brand assets correctly
• Licenses - How COSS relates to open source licensing

Elsewhere

• The COSS Standard - The five core principles in full
• coss.toml Specification - The machine-readable project metadata format