Free Online GRAFCET Editor & Simulator

Design & Simulate
GRAFCET Diagrams

Professional SFC/GRAFCET editor for automation engineers. Create, simulate, and validate sequential function charts directly in your browser.

Everything You Need

A complete toolset for designing and testing sequential automation systems.

Visual Editor

Drag-and-drop interface for creating GRAFCET diagrams with steps, transitions, and actions.

Real-time Simulation

Test your diagrams with interactive I/O simulation and step-by-step execution.

IEC 60848 Compliant

Follows international standards for sequential function charts.

Simple Pricing

Start free, upgrade when you need more.

Free

$0

Perfect for learning and small projects

  • 3 projects
  • 10 steps per project
  • All demo files
  • Basic simulation
Get Started

Pro

$9/month

For professionals and teams

  • Unlimited projects
  • Unlimited steps
  • Cloud save
  • Export to PDF/PNG
  • Priority support
Coming Soon