Redraw by Sticker Mule - Upgrade your images to a high resolution, vector graphics.
Emoji CSS - Add Emoji's to your website
Smart Upscaler - Improve and enlarge images in one click
EmojiOne for Chrome - Finally, an emoji keyboard for the modern desktop.
ProtoSketch - Powerful yet simple vector graphics editor and prototyping
OpenMoji 12.0 - Open source Unicode-compliant Emojis for everyone