Aqua's KeyTest - The program lets you check to see if all keys on your board function properly
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.
Keyboard Checker - Simple browser tool to check if all your keys work properly
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
KeyboardTest - PassMark KeyboardTest allows users to quickly check that all the keys on their computer keyboard...
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request