A powerful, fast and high-fidelity HTML to PDF conversion API.
Code examples and package ready for Node, Python and PHP developers.
Advanced features are available, including watermarking and encryption!
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
Mailtrack.io - The best email tracking solution I've found. Free
pdflayer - Free, powerful HTML to PDF API supporting both URL and raw HTML conversion. Unlimited document size, lightning-fast and compatible PHP, Python, Ruby, etc.
Unlimited Email Tracker - Track opens and clicks, set reminders and delays in Gmail
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.
MailTracker - MailTracker is a mobile email tracking solution.