Design & Typography
Bitmap Emoji
Emoji rendered as pixel-based images at fixed resolutions, stored as PNG or similar raster formats within font files.
CBDT/CBLC (CBDT)
Color Bitmap Data Table and Color Bitmap Location Table — OpenType tables for embedding bitmap color emoji in fonts.
COLR/CPAL (COLR)
OpenType color font tables that define emoji as layered vector shapes with a color palette, used by Windows and Chrome.
Color Emoji
Full-color emoji rendered using bitmap images or color vector graphics, as opposed to monochrome text-style rendering.
Emoji Accessibility
Making emoji usable for people with disabilities, including screen reader descriptions, accessible designs, and representation emoji.
Emoji Annotation
Short keywords and descriptions associated with each emoji for search, text-to-speech, and accessibility purposes.
Emoji Size
The display dimensions of emoji in different contexts, which vary by platform, application, and rendering context.
Monochrome Emoji
Single-color, outline-style emoji rendering that displays emoji as simple text symbols without color.
SVG in OpenType (SVGinOT)
A method of embedding SVG (Scalable Vector Graphics) documents directly in OpenType font files for scalable color emoji.
Vector Emoji
Emoji rendered using scalable vector graphics (SVG or COLR) that remain crisp at any display size.