Plotly - Low-Code Data Apps
EtherCalc - EtherCalc is a web spreadsheet.
RAWGraphs - RAWGraphs is an open source app built with the goal of making the visualization of complex data...
Aspose.Cells for Cloud - Aspose.Cells for Cloud is a REST based API for processing spreadsheets in the cloud.
Datamatic.io - Datamatic - WordPress for data visualizations
SSuite Axcel Professional Spreadsheet - This powerful and professional spreadsheet has all the tools you need to calculate, analyse, summarize, and present your data in numerical reports or colourful graphics.