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

RXNT - Integrated, cloud-based EHR, Practice Management, Medical Billing, and eRx software optimize clinical outcomes and revenue management and includes free setup, training, and ongoing support.

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.

Kalix - Kalix is an integrated documentation and practice management solution for allied health professionals.

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.

SimplePractice - With SimplePractice, manage your notes, scheduling, and billing all in one place. Conduct secure video appointments with Telehealth by SimplePractice.