| Windowing system | ||
| CORE | Display a single window in the workspace | |
| CORE | "Add additional windows to the workspace, above, below, to the left and to the right of an existing window." | |
| CORE | "Remove windows from the workspace, adjusting the size of other windows to optimize the workspace" | |
| CORE | Create grid layouts of windows in the workspace | |
| CORE | Change the relative size of windows in the workspace | |
| CORE | "Freely move and resize windows around the workspace, allowing for overlapping windows and space between windows, controlled by the user." | |
| CORE | Add content to an empty window via URL or drag and drop interaction | |
| CORE | Replace content in a populated window via URL or drag and drop interaction | |
| CORE | Display a window in full-screen mode | |
| CORE | Display the entire workspace in full-screen mode | |
| State management and sharing | ||
| CORE | "At any time, the current layout, contents and settings of the workspace can be shared via URL." | |
| CORE | "The layout, contents and settings of the workspace and individual windows are continuously stored and updated." | |
| CORE | Image viewing | |
| Display static images from IIIF image URI directly | ||
| Display static images from non-IIIF image URI directly | ||
| Display image content from IIIF manifest URI as tiles | ||
| Smooth deep zoom and pan | ||
| "Once zoomed, return to image view that best fits window size (home)" | ||
| Locked pan and zoom of images across multiple windows | ||
| CORE | Multi-image object viewing | |
| Thumbnail view that fills the window. Opens single image view on click. | ||
| "In image view mode, next image / previousimage icons / mouse controls" | ||
| In image view mode first image / last image icons / mouse controls | ||
| "In image view mode, jump ahead five images, jump back five images controls" | ||
| Go to page controls | ||
| "In image view mode, thumbnail film strip navigator, configurable to be placed horizontally below the image, or to the right or left of the image." | ||
| Hide or reveal film-strip. This should be configurable. | ||
| "Where available, display table of contents. Click links in table of contents to navigate to page in single image mode, and advance film strip." | ||
| CORE | Image enhancement | |
| Rotate 90 degrees right | ||
| Rotate 90 degrees left | ||
| Adjust brightness | ||
| Adjust contrast | ||
| Adjust saturation | ||
| Toggle greyscale | ||
| Invert colors | ||
| Mirror image | ||
| Reset image | ||
| PLUGIN | Image annotation creation | |
| PLUGIN | Image annotation display | |
| PLUGIN | Full-text annotation display | |
| PLUGIN | Image ruler | |
| Display virtual ruler to give user near accurate understanding of the actual size of an object | ||
| "Infer scale from metadata about image dimensions, or allow user to set dimensions " | ||
| "Orient ruler horizontally, or vertically" | ||
| Move ruler around image viewport | ||
| Set ruler to metric or imperial units | ||
| Rulers should adjust appropriately as user zooms in and out of object | ||
| CORE | Image layers and detail images | |
| PLUGIN | Download | |
| CORE | Metadata display | |
| Manifest URI display | ||
| CORE | Content authentication | |
| PLUGIN | Full text search | |
| PLUGIN | Content discovery | |
| CORE | Collection browse |