These are apps/environments that enable you to create interactive web-based geospatial experiences.

• ArcGIS Online
  An online cousin to ArcGIS pro with data some data analysis and creation options. A key use of ArcGIS online is to create web maps and make data sources available online. The ArcGIS Online ecosystem also contains more specialised apps such as StoryMap and Field Maps.
• ArcGIS story map
• ArcGIS survey 123
• StoryMap JS – Knight Lab
• Leaflet
• Openlayers
• GoogelColab
• GitHub
• Google Maps