CIMDraw is a simple web application to view IEC CIM files (ENTSO-E CGMES profile, node-breaker representation). Basic editing is also possible.

• Introduction
• Code architecture and API reference
• Examples
• Geometry notes

Browsers enforce strict security permissions to prevent you from reading files out of the local file system. To use or develop CIMDraw locally, you must run a local web server rather than using file://…. Node’s http-server is recommended. To install:

npm install -g http-server

To run:

http-server & 

This will start the server on http://localhost:8080 from the current working directory.