D2 - Text markup language

D2, aka Declarative Diagramming, is a text markup language created in 1995.

#1769on PLDB

29Years Old

D2 is a domain-specific language (DSL) that stands for Declarative Diagramming. Declarative, as in, you write in text what you want diagrammed, we generate it.

D2 website
D2 first developed in Terrastruct, Inc
See also: (1 related languages)DOT
Read more about D2 on the web: 1.

Example from the web:

aws: {
  load_balancer -> api
  api -> db
}
gcloud: {
  auth -> db
}

gcloud -> aws

explanation: |md
  # Why do we use AWS?
  - It has more uptime than GCloud
  - We have free credits
| {
  near: aws
}