PDFCrowd might be a bit more popular than Ethereal by HTML5 UP. We know about 1 link to it since March 2021 and only 1 link to Ethereal by HTML5 UP. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I recently came across a beautiful html5 template featuring horizontal mouse scrolling here. I'm not sure how they do it, so instead of trying to find that out, like any self-respecting coder I decided to come up with my own "better way". - Source: dev.to / almost 3 years ago
To follow on with this, I've used https://pdfcrowd.com/ too. Source: over 3 years ago
UIdeck - Landing Page HTML Templates and UI Kits
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.
TemplateMo - TemplateMo is a great place to get bootstrap templates from your website, which are all HTML5 supported with CSS layout.
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
Mashup Template - Collection of beautiful free HTML templates
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request