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
UrBackup - UrBackup is a open source client/server backup system, that through a combination of image and file...
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request
Restic - Easy: Doing backups should be a frictionless process, otherwise you are tempted to skip it.
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.
Nero BackItUp - Nero BackItUp protects your files and memories on your PC or laptop.