How to take screenshots and generate PDFs in Java

How to Take Screenshots and Generate PDFs in Java Java doesn't have a native headless browser. Teams that need screenshots or PDFs typically reach for Selenium WebDriver (which requires ChromeDriver), Flying Saucer (renders XHTML, not modern HTML), or iText/Apache PDFBox (programmatic PDF generation, not HTML capture). All three involve significant setup. Here's the simpler path: one HTTP call, binary response, standard HttpClient . Screenshot from a URL (Java 11+) import java.net.URI ; import java.net.http.HttpClient ; import java.net.http.HttpRequest ; import java.net.http.HttpResponse ; import java.nio.file.Files ; import java.nio.file.Path ; public class PageBoltClient { private static final String API_KEY = System . getenv ( "PAGEBOLT_API_KEY" ); private static final String BASE_URL = "https://pagebolt.dev/api/v1" ; private final HttpClient client = HttpClient . newHttpClient (); public byte [] screenshot ( String url ) throws Exception { String body = String . format ( "{\"url\":