(1) Vendor needs to provide digital transformation analytical tool. • Convert the current workbook into a user–friendly, functionally intuitive online platform, tentatively named the Cost of Healthy Diets with Target Foods Digital Tool (CoHD+T Digital Tool). • Digitalization should facilitate the wider uptake and use of the existing tool by non–technical audiences, while ensuring computational rigor and absolute fidelity to the underlying CoHD+T methodology. • New digital format should enable program managers and policy officers to regularly assess and monitor the cost of target nutritious foods within the context of broader healthy diets. • Fully operational, interactive, user–centred online platform, application, dashboard, or alternative tool. • The platform's design should aim to simplify the data preparation and cleaning process as much as possible • Allow users to configure / select national or global quantitative. • Build a fully functional, interactive, user–centred online platform, application, dashboard, or alternative tool. • Develop the backend calculation engine and database architecture for storing raw and processed data and analytical outputs.