
Description
plantuml-ascii is an agent skill from the github/awesome-copilot collection for generating ASCII art diagrams from PlantUML text syntax, for use in a terminal, a README, an email or a commit message. PlantUML can produce a diagram as plain text rather than an image, which suits terminal workflows, version-controlled documentation and places where graphical tools are not available. The skill supports six diagram types: sequence, class, activity, state, component, use case and deployment diagrams. It offers two output formats, pure ASCII, selected with the -txt option, and Unicode-enhanced ASCII, selected with -utxt, which uses box-drawing characters for cleaner lines. It gives the installation steps and the commands for generating the output. It applies when a user asks for an ASCII diagram, a text-based diagram, or a diagram that displays well in a terminal. It is useful for developers who document systems in plain text and want a diagram that lives beside the code and changes with it. The skill runs the PlantUML tool on the user's machine, so the source text it renders should be reviewed, and the tool should be installed from its official distribution. The skill is installed with the skills CLI from the github/awesome-copilot repository. Its skills.sh page showed about 9.7K installs. At the time of the scan, Gen Agent Trust Hub returned a failure, while Socket and Snyk passed.…
Highlights
- Six PlantUML diagram types
- Pure ASCII and Unicode box-drawing output
- Terminal-friendly diagrams for docs and commits
- Version-controlled diagram text
- Installs with the skills CLI
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plantuml-ascii FAQ
Which diagrams are supported?
Sequence, class, activity, state, component, use case and deployment diagrams.
What output formats are there?
Pure ASCII with -txt, and Unicode-enhanced ASCII with box-drawing characters using -utxt.
What does it run on my machine?
The PlantUML tool, so install it from its official distribution and review the source text before rendering.
How do I install it?
Run npx skills add https://github.com/github/awesome-copilot --skill plantuml-ascii.
What security audits does it have?
skills.sh lists three audits: Gen Agent Trust Hub Fail, Socket Pass and Snyk Pass. A Warn or Fail is worth reading before you install.
What are the best plantuml-ascii alternatives?
Popular alternatives to plantuml-ascii include architecture-blueprint-generator, markdown-mermaid-writing and Diagram Design. See all plantuml-ascii alternatives


