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The Standalone Editor is a self-hosted web application for creating and testing JDM (JSON Decision Model) files. Run it locally or deploy it to your infrastructure.

GitHub Repository

View source, report issues, and contribute

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Quick start

Run the editor with Docker: 
docker run -p 3000:3000 gorules/editor
Open http://localhost:3000 in your browser.

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When to use

Use the Standalone Editor when:
  • You want to self-host the editor
  • You’re prototyping rules locally
  • You need an air-gapped environment
  • You’re building rules for embedded SDK use
Use the BRMS when:
  • Multiple people edit rules
  • You need version history and audit trails
  • You want environment management
  • You need access control

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Features

  • Decision graph canvas — Drag and drop nodes, connect them visually
  • Decision tables — Spreadsheet-style conditional logic
  • Expression nodes — ZEN language calculations
  • Function nodes — Custom JavaScript code
  • Switch nodes — Conditional branching
  • Built-in simulator — Test rules with sample data and view execution traces
  • Export — Download decisions as JDM files

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Web playground

A hosted version is available at editor.gorules.io — no installation required.

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Using exported files

Load your exported JDM file with any GoRules SDK:

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Limitations

The Standalone Editor doesn’t include:
  • Cloud storage
  • Version control
  • Team collaboration
  • Environment management
  • Access control
  • Audit logging
For these features, use the GoRules BRMS.