OpenMoji 12.0 - Open source Unicode-compliant Emojis for everyone
Interactive NPS Calculator (by Delighted) - Calculate your NPS easily with this interactive free tool.
Vector Emoji - 😍 for Sketch & Photoshop
Delighted + NomNom Integration - Turn your NPS responses into product insights
JoyPixels - Freemium set of 3,057 native emoji icons ✨
TinyNPS - Simple NPS feedback