ux-sequence-diagram

Visualize user-system interaction sequences and API call flows as ASCII diagrams.

3|Updated Dec 22, 2025
One-click install
npx skills add https://github.com/CANTAGESTUDIO/CosmicAtlasPacker --skill ux-sequence-diagram
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: ux-sequence-diagram
Source: https://github.com/CANTAGESTUDIO/CosmicAtlasPacker/tree/main/.claude/skills/ux-sequence-diagram
Command: npx skills add https://github.com/CANTAGESTUDIO/CosmicAtlasPacker --skill ux-sequence-diagram

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Visualizes user-system interactions, API call sequences, and event flows as ASCII diagrams.

Core Features & Use Cases

  • Sequence Diagrams: Basic request-response and asynchronous flows.
  • Constraints: Left-to-right participants, top-to-bottom time flow, clear sync/async marks.

Quick Start

Describe a user-system interaction sequence and generate an ASCII diagram.

Frequently Asked Questions about ux-sequence-diagram

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

FAQPage Schema
How do I visualize API call sequences and user-system interactions as diagrams?

Sequence diagrams visualize API call flows and user-system interactions as ASCII diagrams, displaying participants left-to-right and time progression top-to-bottom with clear sync versus async message differentiation to clarify complex communication patterns.

What's the best way to document event flows across UI, server, and services?

ASCII sequence diagrams document event flows across UI, server, and services by showing participant interactions deterministically, making it easy to trace request-response patterns and asynchronous message sequences without requiring external tools.

Can I use sequence diagrams to clarify backend API interactions?

Yes, sequence diagrams are designed for documenting UI-to-backend interactions and API call sequences, providing a standardized ASCII format that clearly marks synchronous and asynchronous calls to visualize complex backend flows.

How do I represent asynchronous versus synchronous messages in interaction diagrams?

Sequence diagrams use predefined ASCII symbols to differentiate sync and async messages, enabling you to distinguish between immediate request-response patterns and asynchronous event flows in a single, readable diagram.

What are the constraints when creating sequence diagrams for system interactions?

Sequence diagrams enforce left-to-right participant layout and top-to-bottom time progression with clear sync/async message differentiation, ensuring consistent, deterministic output for documenting UI, server, and service interactions.