Open source. Open possibilities.

Official specification, protocol schema, and documentation for the Model Context Protocol (MCP), a standard for connecting AI applications with external tools and data sources.

Official repository for the Conventional Commits specification, a convention for structuring Git commit messages that aligns with Semantic Versioning and supports automated release and changelog tooling.

OpenSpec is a spec-driven development framework that helps AI coding assistants plan and agree on requirements before writing code, using Markdown spec artifacts and slash commands.

SpecScore CLI is a tool for linting, querying, and scaffolding SpecScore specifications, featuring executable acceptance scenarios and AI agent configuration.