import EventEmitter from "events";
export declare class LwjglDownloader extends EventEmitter {
    #private;
    constructor(rootDir: string, concurrency?: number, maxRetries?: number, overwrite?: boolean);
    private getArchFolder;
    static getLwjglVersion(mcVersion: string): string | null;
    start(root: string, version: string | {
        id: string;
    }, concurrency?: number): Promise<void>;
}
