"\u001b[0m — reset" ... what? Why SGR is not called by name, while, e.g. CUU is? strange... According to which terminal or standard it interperts sequences?
Is this tool really helpful? It does look nice! But it does not help with the corneriest cases that would benefit from such tool the most.
Got to start somewhere! Didn't see many examples to get inspired by either. Here's the full table: https://ansi.tools/lookup. This is my initial take on it. Please bring in the corneriest cases! It's open source so bug reports, RFCs and pull requests are most welcome.