Question: I need a platform that supports spatial analysis, data science, and field operations for infrastructure planning and management.

For a full-fledged platform for spatial analysis, data science and field operations for infrastructure planning and management, Esri is a leading option. Esri's GIS mapping software and spatial analytics tools provide a powerful location intelligence, 3D visualization, GIS mapping, spatial analysis and field operations. It can be used across many industries and use cases, including infrastructure planning, and can be deployed on cloud or on-premise.

Another strong contender is CARTO, a cloud-native location intelligence platform that streamlines spatial data analysis and visualization. CARTO integrates with big cloud computing platforms and has a drag-and-drop interface, more than 100 pre-built analysis components and rich data visualization. It supports app development at large scale, enterprise-level security and a 14-day free trial, making it a good option for businesses that want to tap into spatial analytics.

Mapbox offers customizable maps, sophisticated navigation and rich geospatial data through its APIs and SDKs. It offers features like interactive maps with live updating data, complex routing and precise location search. Mapbox can be used for a variety of applications, including data analysis and smart location features. Its flexible pricing and wealth of resources make it a good option for developers.

Last but not least, Nearmap is worth a look for its high-resolution imagery, 3D modeling and AI predictions. It offers tools for property attribute analysis, environmental monitoring and disaster response, which makes it good for urban planning, infrastructure and emergency management. Nearmap's proprietary content and fast delivery of high-quality imagery makes it a good option for businesses and governments.