The Agent Skills Directory

[SAFE]: The skill acts as a technical reference guide, providing established performance patterns for React 19, Next.js, and the React Compiler.- [EXTERNAL_DOWNLOADS]: Recommends the use of standard, well-known community libraries for virtualization and monitoring, such as react-window, react-virtuoso, and web-vitals.- [DATA_EXFILTRATION]: Includes code snippets for reporting performance metrics to an analytics endpoint using navigator.sendBeacon. This is documented as a standard and safe industry practice for monitoring production Core Web Vitals.- [COMMAND_EXECUTION]: Provides instructions for executing routine development and profiling commands such as lighthouse, next build, and next experimental-analyze.

react-performance