PDFCrowd might be a bit more popular than DeskGap. We know about 1 link to it since March 2021 and only 1 link to DeskGap. 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've never tried it but DeskGap lets you build a desktop app like Electron, but it uses your existing installed version of Chrome instead of bundling it's own Chrome engine inside the app so it keeps it much more lightweight. Might be interesting for you https://deskgap.com/. Source: about 3 years ago
To follow on with this, I've used https://pdfcrowd.com/ too. Source: about 3 years ago
Electron - Build cross platform desktop apps with web technologies
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.
Sciter - Embeddable HTML/CSS/script engine
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
NW.js - nwjs
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request