/**
 * CDN Package Resolver
 * Automatically fetches packages from esm.sh CDN when dependencies are not provided
 *
 * esm.sh is a fast, global content delivery network for ES modules.
 * It automatically handles:
 * - Module format conversion (ESM, CJS, UMD)
 * - TypeScript compilation
 * - Dependency resolution
 * - React externalization (uses parent app's React)
 */
/**
 * Resolves a package from esm.sh CDN with React externalization
 *
 * For packages that depend on React, we use esm.sh's external parameter
 * to ensure they use the parent app's React instance instead of bundling their own.
 *
 * @param packageName - The npm package name to resolve
 * @returns Promise resolving to the loaded module
 */
export declare function resolvePackageFromCDN(packageName: string, targetWindow?: Window | null): Promise<any>;
/**
 * Clears the CDN cache
 */
export declare function clearCDNCache(): void;
/**
 * Pre-loads a package into the cache
 * Useful for preloading commonly used packages
 */
export declare function preloadPackage(packageName: string, targetWindow?: Window | null): Promise<void>;