Keikai Alternatives

LibreOffice Calc is the spreadsheet program you've always needed. A fork of OpenOffice.

EtherCalc is a web spreadsheet.

Microsoft Office Excel is a commercial spreadsheet application.

Convert spreadsheet to web application

paid Free Trial $5.0 / Monthly (BASIC plan billed yearly.)

Use online spreadsheets, smart forms and beautiful charts in your blog or website. Put your booking and order forms online. Show live charts. Change any cell and the online spreadsheet or live chart immediately updates itself.

Synchronizing, online-based word processor, part of Google Drive.

Calc, part of the https://alternativeto.

SpreadsheetWEB is a no-code platform that helps businesses translate their collective Microsoft Excel expertise into robust web applications with limited or no reliance on IT resources.

paid Free Trial $99.0 / Monthly

Publish your Excel sheets to the web as dynamic web applications with formula support.

Gnumeric

Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.

Display Google spreadsheet data beautifully

A database that you can query with spreadsheets