import React from 'react';
import { AppHeaderCatalogDropdownItem, AppHeaderLinkItem } from '../../shared';
export type NavSectionConfig = {
    item: AppHeaderCatalogDropdownItem;
    panel: React.ComponentType<{
        tabIndex?: number;
    }>;
};
export declare const getCertificationProviderLogoUrl: (fileName: string) => string;
export declare const CATALOG_NAV_SECTIONS: NavSectionConfig[];
export declare const CERTIFICATION_PROVIDERS: {
    name: string;
    logoUrl: string;
    hubType: string;
}[];
export declare const popularLanguages: AppHeaderLinkItem[];
export declare const popularSubjects: AppHeaderLinkItem[];