DataNitro - DataNitro enables users to automate Excel with Python and also to turn a spreadsheet into a database GUI - or a web server backend.
Dabble Writer - Writing software for novelists.
Sheetbase - Free, fast and fun way to build modern websites and apps 🛠️
FriendlyData - Communicate with databases like a human
Sheety - Turn any Google sheet into an API instantly, for free. Power websites, apps, or whatever you like, all from a spreadsheet. Changes to your spreadsheet update your API in realtime. Neat
Endaga - Build your own cellular network. Just add power & internet.