wkhtmltopdf is an open source (LGPL) command line tools to render HTML into PDF and various image formats using the QT Webkit rendering engine. These run entirely "headless" and do not require a display or display service.
- - wkhtmltopdf is the most popular Windows, Mac & Linux alternative to Prince XML.
- - wkhtmltopdf is the most popular Open Source & free alternative to Prince XML.
WeasyPrint is a visual rendering engine for HTML and CSS that can export to PDF. It aims to support web standards for printing.
Python library which provides a high-level API to control headless Chrome or Chromium over the DevTools Protocol. It can also be configured to use full (non-headless) Chrome or Chromium' and is an app in the Development category.
- - PDFreactor is the most popular Self-Hosted alternative to Prince XML.