Mergin Maps simplifies field data collection, offering an open-source platform built on the power and familiarity of QGIS. Capture, share, and publish your geospatial data seamlessly with intuitive mobile apps and robust web tools. Mergin Maps (MM) has the following components: - Desktop: QGIS to set up and design your field survey - QGIS MM plugin: to upload/download your data to/from your cloud service (Mergin Maps server) - Mergin Maps mobile: an app based on QGIS with synchronisation tool allowing you to open your QGIS project and edit/capture data in the field - Mergin Maps server: a service allowing you to store and synchronise the data between QGIS and mobile app. There are other tools and APIs available to handle the data transfer programmatically.