Vim - Highly configurable text editor built to enable efficient text editing
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.
Kakoune - Vim inspiredâââFaster as in less keystrokesâââMultiple selectionsâââOrthogonal design
Doczilla - Effortlessly create stunning PDFs and screenshots. Seamlessly store them in your own AWS or Google Cloud Storage bucket, putting the control and creativity right at your fingertips.
qemacs (for quick emacs) - Savannah is a central point for development, distribution and maintenance of free software, both GNU and non-GNU.
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