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

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

Scan, index, and archive all of your paper documents. Open Paperless is a re-think of the user interface and user experience for Mayan EDMS. The goal is to reduce the complexity and make it more suitable for home users.

Apache CouchDB™ is a database
that uses JSON for documents,
JavaScript for MapReduce indexes,
and regular HTTP for its API

If you need to convert files from one markup format into another, pandoc is your swiss-army knife.