Yii Framework - Yii is a high-performance component-based PHP framework best for Web 2.0 development.
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
Bottle - bottle.py is a fast and simple micro-framework for python web-applications.
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.
hapi.js - Server Framework for Node.js
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request