these blocks are a actually very real but are pretty much broken. If someone finds out how then scratch gets epic database support and yes I know there is other database support for scratch like google sheet extenstion by SharkPool-SP but its kinda insecure if you think about it and like local storage (it sounds a bit wrong but thats also how it is with the roblox game catweb) and also HTTP request extenstion by @RedMan13 and Network Extenstion by @TrueFantom also cloud lists are broken and insecure and script accounts will probally get you banned after like 2-3 months but like theres the most secure called turbobase with is like firebase but turbowarp support and there might be some that do the same on [removed by the user who posted this because requested]
the project url is [removed by the user who posted this] also doc for firebase extenstion: https://raw.githubusercontent.com/DawidEnderman/turbobase/refs/heads/main/README.md https://scratchfoundation.github.io/scratchx/?url=https://technoboy10.github.io/mesh/mesh.js idk maybe Paddle2See (Im not Pinging Him) can explain