Schema API - Extract structured content from the semantic web
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
APIsentris - Build APIs instantly from MySQL, PostgreSQL, Google BigQuery and more
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
Schema - Organize, share and learn by adding structure to knowledge 🤓
Sheetsu - Turn Google Spreadsheet into API