See the Releases and download a zip file with the latest emoji.
Extracts high-resolution emoji pngs from /System/Library/Fonts/Apple Color Emoji.ttf
(OS X 10.11) or /System/Library/Fonts/Apple Color Emoji.ttc
(macOS 10.12+)
ruby emoji_extractor.rb
ls images
20x20 32x32 40x40 48x48 64x64 96x96 160x160
file images/160x160/1.png
images/160x160/1.png: PNG image data, 160 x 160, 8-bit/color RGBA, non-interlaced