D2

Modern diagram scripting language by Terrastruct

About D2

D2 is a free, open-source language that turns text into diagrams, designed as a modern alternative to PlantUML. Key features include declarative diagram syntax, multiple layout engines, themes and sketch mode, and a playground and IDE support. It is available free of charge from its official site, where the developers provide downloads, documentation, and updates for anyone who wants to install and use it.

D2 key facts

Category: Design & Creative
Pricing: Free — listed in this directory as a free tool, with no paid plan required to use it.
Focus areas: diagrams, text, open source, modern
Official site: d2lang.com

About the Design & Creative category

Design tools for interfaces, graphics, websites, and creative work. The Design & Creative category on Tools Hub currently lists 346 tools. Alongside D2, it includes nomnoml, swimlanes.io, Iconoir, Colormind.

FreeDesign & Creativediagramstextopen-sourcemodern

More in Design & Creative

Comparing tools in the Design & Creative category? These related listings are worth a look: nomnoml — UML diagrams drawn from text in your browser; swimlanes.io — Simple online sequence diagrams for documentation; Iconoir — Free open-source icon library with a friendly style.