Security intelligence for MCP servers and Agent Skills. Open vulnerability data for the AI component ecosystem.
MCP Servers
3,220
Agent Skills
22,482
Security Findings
3,392
Registries Monitored
7
Popular
Most popular components by stars, downloads, or visitors across all registries
facebook/react/fix
Use when you have lint errors, formatting issues, or before committing code to ensure it passes CI.
facebook/react/feature-flags
Use when feature flag tests fail, flags need updating, understanding @gate pragmas, debugging channel-specific test failures, or adding new flags to React.
facebook/react/verify
Use when you want to validate changes before committing, or when you need to check all React contribution requirements.
facebook/react/flags
Use when you need to check feature flag states, compare channels, or debug why a feature behaves differently across release channels.
facebook/react/flow
Use when you need to run Flow type checking, or when seeing Flow type errors in React code.
facebook/react/extract-errors
Use when adding new error messages to React, or seeing "unknown error code" warnings.
facebook/react/test
Use when you need to run tests for React core. Supports source, www, stable, and experimental channels.
microsoft/vscode/accessibility
Accessibility guidelines for VS Code features — covers accessibility help dialogs, accessible views, verbosity settings, accessibility signals, ARIA alerts/status announcements, keyboard navigation, and ARIA labels/roles. Applies to both new interactive UI surfaces and updates to existing features. Use when creating new UI or updating existing UI features.
New
Latest components discovered in the ecosystem
CodeThreat AppSec
Full SAST + SCA agentic security analysis for MCP servers and Skills.