ascii

Generate ASCII diagrams for flows, architectures, sequence diagrams, and tree hierarchies.

1|Updated Feb 6, 2026
One-click install
npx skills add https://github.com/skinnyandbald/fish-skills --skill ascii
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: ascii
Source: https://github.com/skinnyandbald/fish-skills/tree/main/skills/ascii
Command: npx skills add https://github.com/skinnyandbald/fish-skills --skill ascii

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps you visualize complex information, processes, and structures by generating clear and readable ASCII diagrams directly within your workflow.

Core Features & Use Cases

  • Versatile Diagram Types: Create flow diagrams, architecture diagrams, sequence diagrams, and tree hierarchies.
  • Customizable Output: Follows specific conventions for boxes, arrows, and connections for readability.
  • Use Case: Quickly sketch out a user login flow or an API request lifecycle to share with your team or document a process.

Quick Start

Generate an ASCII diagram for a user login flow.

Frequently Asked Questions about ascii

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate an ASCII diagram for a system architecture?

Yes, you can create sequence diagrams by specifying the sequence type and providing the interaction flow, resulting in a clear text-based sequence visualization.

Does this tool support saving ASCII flowcharts to a file?

Yes, the tool supports saving your generated ASCII flowcharts and other diagram types directly to a file for documentation and sharing.

What is the best way to visualize a user login flow without graphic software?

The best way to visualize a user login flow without graphics is generating an ASCII diagram, which uses standard text characters for boxes and arrows to map the process.

Can I use ASCII diagrams to document an API request lifecycle?

Yes, you can document an API request lifecycle by generating an ASCII diagram that sketches the process flow using specific text conventions for connections.

What are the limitations of using text-based diagrams for complex hierarchies?

Text-based diagrams for complex hierarchies rely on character limits and specific conventions for boxes and arrows, which may reduce readability if the tree structure becomes too dense.