Thrive360 is an essential data visualization and analytics platform designed to enhance vaccine stock management and cold chain planning across low- and middle-income countries. Initially developed as an in-house Power BI dashboard, Thrive360 has evolved to become a comprehensive solution used by GAVI, Country Offices, and other partners to monitor vaccine availability and address stock-outs at both national and subnational levels in 62 and 48 countries, respectively.