Turn a SpreadSheet (Google or Excel) into a REST API
sheet2api
Turn any Spreadsheet into an API
Sheety
Turn your Google Sheet into an API instantly, for free
Sheetsu
Turn Google Spreadsheet into API
SheetBest 2.0
Turn your Spreadsheet (and much more) into a REST API
SheetDB
Turn a Google Spreadsheet into a RESTful API
SheetBest