Past related (I think?) threads:

BlocklySQL: A new block-based editor for SQL - https://news.ycombinator.com/item?id=25517043 - Dec 2020 (38 comments)

Blockly is a library for building visual programming editors - https://news.ycombinator.com/item?id=10763057 - Dec 2015 (40 comments)

Google Blockly is a library for building visual programming editors - https://news.ycombinator.com/item?id=9987641 - Aug 2015 (1 comment)

Google's Blockly Games - https://news.ycombinator.com/item?id=8211031 - Aug 2014 (18 comments)

Google Blockly - a visual programming language - https://news.ycombinator.com/item?id=4050426 - May 2012 (123 comments)