https://chromewebstore.google.com/detail/snapsheet-1-click-html-ta/clkddpblnfhdmlnhadcnhlgpcnjgbigl?hl=en
Snapsheet - 1-Click HTML Table to CSV Exporter - Chrome Web Store
Automatically detects HTML tables and injects a floating 'Export to CSV' button.
html table to csv1 clicksnapsheet