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.
marbot - A Slack bot detecting and managing incidents on AWS.
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
Rasa Core - Rasa Core is a well-designed dialogue engine used to create chatbots.
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request
AWS Amplify Admin UI - Firebase from AWS, but much better