ServiceNow Environment Guard - Environment Marker

If you work with multiple ServiceNow instances at the same time — development, test, staging, and production — you know the anxiety: "Wait, which tab am I on right now?"

ServiceNow Environment Guard - Environment Marker solves this with a simple visual system. Once configured, every ServiceNow instance gets a persistent colored border and a banner across the top of the page, so you always know exactly where you are at a glance.

No more accidental changes in production. No more "I thought I was in dev."

── HOW IT WORKS ──

You map your ServiceNow instance URLs to environment types — a one-time setup that takes about a minute. After that, whenever you open a matching page, the extension automatically draws a full-page color-coded frame:

🚨 Red → Production