Bowtie Diagram Maker
by Crowgrid

See the full picture of any risk with Bowtie method

Map threats on the left, consequences on the right, and barriers in between. Enter your data and your bowtie diagram generates automatically - clear and visual.

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Illustrated bowtie example: threat, barrier, risk event, mitigation and consequence

Core Features

Everything you need to build professional bowtie risk diagrams.

Structured Risk Mapping

Organize hazards, threats, causes, preventive controls, consequences, and mitigating controls in the classic bowtie layout.

Visual Diagram Builder

Build diagrams interactively with customizable shapes, colors, and connectors. Export-ready visuals.

Multiple Diagrams

Create separate bowtie diagrams for different risks, projects, or departments.

How It Works

Build a complete risk picture in three steps.

Step 1

Name the diagram and its central event

Create a named diagram. In Data, add a Risk Event row with the event title and an optional note.

Step 2

Add categorized, related records

Enter a title and category for each item. Related To offers the categories allowed by the app; keep context in Notes.

Step 3

Review the risk paths

Review the native chart and its controls. Adjust appearance in chart settings. Image export is Free; PDF export requires Pro.

Full Capabilities

Professional risk analysis without the complexity.

Custom Categories

Label each section of the bowtie with custom category names for your industry or framework.

Color-Coded Elements

Assign colors to different categories for instant visual distinction between causes, barriers, and consequences.

Notes & Context

Add detailed notes to any element to capture rationale, evidence, or action items.

Customizable Appearance

Adjust box sizes, colors, fonts, and connector styles to match your organization's standards.

Related Items

Link items across categories to show relationships between causes, barriers, and consequences.

Multiple Diagrams

Manage several bowtie diagrams — one per risk scenario, project, or assessment.

Built byCrowgridCrowgrid

We build focused, single-purpose tools that do one thing well. No bloat, no complexity—just clarity and simplicity.

Tool-first approach
Works on all devices

Simple Pricing

Start free, upgrade when you need more.

Free

For individuals getting started with risk analysis.

$0 forever
  • 3 diagrams
  • 25 items per diagram
  • Appearance and notes
  • Image export
Get Started Free
Most Popular

Pro

Unlimited diagrams for risk teams.

$9.95 /month
  • Unlimited diagrams and items
  • PDF export (Pro)
  • Annual billing: $99.50/year
Upgrade to Pro

Frequently Asked Questions

Common questions about Bowtie Diagram Maker.

Start Analyzing Risks with Bowtie Diagrams

No credit card required. Build your first bowtie diagram in minutes.

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