PlantUML is a data format recognized by GitHub Linguist and used with .puml, .iuml, .plantuml.
Quick facts
What is PlantUML
PlantUML is a data format recognized by GitHub Linguist and used with .puml, .iuml, .plantuml.
GitHub Linguist classifies PlantUML as a data format, typically using extensions such as .puml, .iuml, .plantuml.
File extensions:
Related languages
Frequently asked questions
PlantUML is a data format recognized by GitHub Linguist and used with .puml, .iuml, .plantuml.
Common extensions include .puml, .iuml, .plantuml.
Sources & standards
Updated 2026-08-18
Explore this reference