D2

3 likes

Create beautiful diagrams in minutes. Simple syntax. Endlessly customizable. D2 is the fastest and easiest way to get a mental model from your head onto the screen, then make edits with your team.

D2 flexibles Layouting

https://d2lang.com/tour/layouts

Cost / License

Free
Open Source (MPL-2.0)

Origin

United States

Platforms

Mac
Windows
Linux
Self-Hosted

Create UML class diagrams

https://d2lang.com/tour/uml-classes#full-example

Add a legend to your diagram.

https://d2lang.com/tour/legend

+1

Create sequence diagrams

https://d2lang.com/tour/sequence-diagrams

D2 alternatives

3likes

0articles

Features

Works Offline
Golang

Tags

Highlights All activities

Recent activities

Paul added D2 as alternative to Vellum Diagram Editor
22 days ago
romyr1717 added D2 as alternative to Excalidrawz
30 days ago
Paul added D2 as alternative to Flostep
about 2 months ago
Robert liked D2
12 months ago

D2 information

Developed by
Terrastruct
Licensing
Open Source (MPL-2.0) and Free product.
Written in
Go
Alternatives
28 alternatives listed
Badge
Get an embeddable badge for D2
Supported Languages
- English

AlternativeTo Category

GitHub repository

25,605 Stars
764 Forks
535 Open Issues
Updated Oct 11, 2026

Popular alternatives

D2 was added to AlternativeTo by AhuracMusic on Nov 14, 2024 and this page was last updated Jun 9, 2025.

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Install from the command line

winget install -e --id Terrastruct.D2
brew install d2

Be careful what you paste into a terminal. Check what a command installs before running it.

What is D2?

Create beautiful diagrams in minutes. Simple syntax. Endlessly customizable. D2 is the fastest and easiest way to get a mental model from your head onto the screen, then make edits with your team.