Hoverify - All-in-one browser extension to improve your web dev experience.
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request
CSS Scan - Instantly check or copy computed CSS from any element for only ~95$
DocRaptor - As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more
CSS Scan Pro - The easiest way to get and edit the CSS of any website, live
PDFCrowd - Pdfcrowd is a Web/HTML to PDF online service. Convert HTML to PDF online in the browser or in your PHP, Python, Ruby, .NET, Java apps via the REST API.