OpenMoji 12.0 - Open source Unicode-compliant Emojis for everyone
pdflayer - Free, powerful HTML to PDF API supporting both URL and raw HTML conversion. Unlimited document size, lightning-fast and compatible PHP, Python, Ruby, etc.
Vector Emoji - 😍 for Sketch & Photoshop
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request
JoyPixels - Freemium set of 3,057 native emoji icons ✨
Tcpdf - TCPDF: Open Source PHP Class for generating PDF documents