4 tagged sequence-diagram, measured the same way as everything else here.
Skill Claude CodeCodex
Generate, validate and publish workflow, sequence and architecture diagrams, using FlowZap Code DSL. Use when the user asks to create a workflow, flowchart, sequence diagram, process map or an architecture diagram. Produces .fz code and instant shareable playground URLs via the FlowZap MCP server.
chenxihuang1028-a11y/crypto-protocol-diagram
Skill Claude CodeCodex
Extracts protocol message flow from source code, RFCs, academic papers, pseudocode, informal prose, ProVerif (.pv), or Tamarin (.spthy) models and generates Mermaid sequenceDiagrams with cryptographic annotations. Use when diagramming a crypto protocol, visualizing a handshake or key exchange flow, extracting message…