bpmn-generator

bpmn-generator is a skill for Claude Code from davistroy/claude-marketplace. It costs 134 tokens per session (3,913 once invoked), scanned A, original, MIT.

A tool that creates BPMN 2.0 XML files from plain-language process descriptions or structured Markdown documents. BPMN is a standard way to describe business workflows using tasks, events, decisions, and participants.

In plain words
What is it for?
Use it to model business processes and create files compatible with Draw.io, Camunda, Flowable, and bpmn.io.
Why use it?
It turns written process information into a structured workflow file that diagram and workflow platforms can understand.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter. Also seen: names the AskUserQuestion tool.

Part of the bpmn-plugin plugin — 2 skills shipped together

Good fit Use it to model business processes and create files compatible with Draw.io, Camunda, Flowable, and bpmn.io.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/davistroy/claude-marketplace/bpmn-generator
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add davistroy/claude-marketplace --skill bpmn-generator
Clone the repo
git clone --depth 1 https://github.com/davistroy/claude-marketplace

Made for: Claude Code.

Or install bpmn-plugin, the plugin that ships this one along with the rest of its 2 skills.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for bpmn-generator

README.md
[![agentmods](https://agentmods.dev/badge/skills/davistroy/claude-marketplace/bpmn-generator/github.svg)](https://agentmods.dev/skills/davistroy/claude-marketplace/bpmn-generator)
Your own site
<a href="https://agentmods.dev/skills/davistroy/claude-marketplace/bpmn-generator"><img src="https://agentmods.dev/badge/skills/davistroy/claude-marketplace/bpmn-generator/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for bpmn-generator

Your own site · 80×15
<a href="https://agentmods.dev/skills/davistroy/claude-marketplace/bpmn-generator"><img src="https://agentmods.dev/badge/skills/davistroy/claude-marketplace/bpmn-generator.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 134 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,913 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00134 $0.03913
Opus 5 $0.00067 $0.01956
Sonnet 5 $0.00027 $0.00783
Haiku 4.5 $0.00013 $0.00391

Measured 11d ago against content hash ab8c78204386, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

bpmn-generator scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 11d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/bpmn-plugin/skills/bpmn-generator/SKILL.md · 443 lines

How it starts

The opening of the file, as written. The whole thing — 443 lines — stays where its author put it; the contents beside it link to each section on GitHub.

BPMN 2.0 XML Generator

Overview

This skill transforms process descriptions into fully compliant BPMN 2.0 XML files. It operates in two modes:

Mode Trigger Workflow
Interactive Natural language description, no file provided Structured Q&A to gather requirements
Document Parsing Markdown file path provided Parse document structure, extract elements

The generated XML includes:

  • Complete process definitions with all BPMN elements
  • Proper namespace declarations for BPMN 2.0 compliance
  • Diagram Interchange (DI) data for visual rendering
  • Phase comments for PowerPoint generation compatibility
  • Layouts compatible with Draw.io, Camunda, Flowable, and bpmn.io

MODE DETECTION

Automatic Mode Selection

Determine the operating mode based on user input:

IF user provides a markdown file path (.md):
    → Document Parsing Mode
ELSE IF user provides a natural language description:
    → Interactive Mode

Document Parsing Mode Indicators

  • File path ending in .md
  • "convert this document", "parse this file"
  • "generate BPMN from [filename]"
  • Markdown content pasted directly

Interactive Mode Indicators

  • Brief process description without file
  • "create a BPMN for...", "model a process that..."
  • Questions about process design
  • No structured document provided

Preview Mode

Both modes support an optional --preview flag:

When --preview is specified:

  1. Generate the complete BPMN XML in memory
  2. Validate structure (namespace, elements, flows)
  3. Display summary:
    Preview: /bpmn-generator
    ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
    Process: Order Fulfillment
    Source: Interactive mode
    
    Structure Summary:
      Pools: 1
      Lanes: 3 (Sales, Operations, Shipping)
      Tasks: 8 (5 user, 3 service)
      Gateways: 2 (1 exclusive, 1 parallel)
      Events: 2 (1 start, 1 end)
    
    Validation: PASSED
    Output file: order-fulfillment.bpmn
    ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
    
    
  4. Confirm with AskUserQuestion before writing anything — a single question, header: "Save", options Save the file (recommended, states the output path) and Discard (exits without writing). Wait for the response.
  5. On Discard or a skipped question: exit without saving

Read the full file on GitHub · 443 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 11d ago First seen · 443 lines · 134 tokens per session scan A ab8c78204386

Subscribe to this mod's changes

bpmn-generator is a skill published in the GitHub repository davistroy/claude-marketplace (5 stars, last pushed 4d ago), licensed MIT. It adds 134 tokens to every session and 3,913 once invoked, about $0.0007 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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