Fault Tree Analysis

Model failure paths, quantify risk, and share the result from one static app.

Build a fault tree in the browser, calculate the top event probability, review minimal cut sets, and export the project as JSON. No backend required.

Included

  • AND / OR gate support
  • Probability propagation
  • Minimal cut set generation
  • GitHub Pages friendly hosting

Tree Builder

Create events and gates, then connect them into a fault tree.

Add Node

Connect Nodes

Project

0 nodes

Model Overview

Review the structure and prune nodes directly from the canvas.

Analysis

Run the calculation against the selected top event.

Top Event Probability

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Minimal Cut Sets

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Result Notes

Choose a top event and run the analysis.

Cut Sets

No cut sets yet.