Typst is a new markup-based typesetting system that is designed to be as powerful as LaTeX while being much easier to learn and use. Typst has:

Built-in markup for the most common formatting tasks
Flexible functions for everything else
A tightly integrated scripting system
Math typesetting, bibliography management, and more
Fast compile times thanks to incremental compilation
Friendly error messages in case something goes wrong

Paged.js is a free and open source JavaScript library that paginates content in the browser to create PDF output from any HTML content. This means you can design works for print (eg. books) using HTML and CSS!

Paged.js follows the Paged Media standards published by the W3C

This is a free software web service that allows you to generate maps of cities using OpenStreetMap data. The generated maps are available in PNG, PDF and SVG formats and are ready to be printed.