Think of it as a remote control for an embedded window. The "mode" aspect refers to the display state: fullscreen, thumbnail gallery, zoomable canvas, or a split-view comparison. The "link" is how you trigger that state.
These links are primarily discovered through a technique called . By using advanced search operators like inurl: , users can filter Google's index for specific text within a URL. For example:
: If your camera is found this way, anyone on the internet can potentially view your live feed and, in some cases, control the camera's Pan-Tilt-Zoom (PTZ) functions.
Have you implemented ViewerFrame mode links in a unique way? Share your use case in the comments below. For developers, check out the open-source ViewerFrame.js library that standardizes these patterns across React, Vue, and vanilla JS.