ArcGIS Online
Includes multiple examples of ArcGIS Online across industries and disciplines
Description: Online mapping platform for creation of web maps, and web map applications
Pros: User friendly interface, linkages to media, inclusion of own features, markers, and map elements, search-ability of ESRI and user-created/organizational created layers to include in map products, shareability, description and summary information for details/context of map purpose, contact, and use limitations, multiple file formats supported
Cons: For the inclusion of own spatial data requires preparation, Analysis features are available in subscription, geocoding available with subscription, support for map images as tile layers in subscription
Accounts: Free/Subscription
Penn State ArcGIS Online Account: This Penn State ArcGIS Online Account is available to all with a Penn State login. Authenticate to this account with your Penn State credentials.
About Carto
Description: Web-based platform for visualizations
Pros: Supports multiple formats; supports custom modification of symbology; geocoding; Joining attributes; sharing capabilities.
Cons: Advanced features may be in paid account, such as connections to other web-based products, such as Twitter; custom projections in advanced features; Requires knowledge of data format structures and data preparation; References to SQL and CartoCSS has a learning curve
Account: Free/paid
Description: Web-mapping platform for developers
Pros: Primarily supports vector data, Mapbox studio is used for additional customization, custom basemaps and basemap styles are possible (such as changing the color and width of basemap street lines)
Cons: Limited file formats supported, analysis and manipulation of data files is not a primary purpose of Mapbox