Xterm ext

2 features in this standard

Terminal Applications

Feature	iTerm2	Ghostty	cmux	VS Code	Cursor	Warp	Terminal.app	Kitty
Mode 2031 color scheme reporting	?	?	✓	?	?	?	?	?
modifyOtherKeys mode 3	?	?	✓	?	?	?	?	?

Parser correctness tested via Termless. A ✓ means the parser accepts the sequence, not that it renders correctly.

Feature	vterm	xterm.js	xterm.js	xterm.js	xterm.js	Alacritty	WezTerm	vt100.js
Mode 2031 color scheme reporting	✗	?	?	?	?	✗	~	✗
modifyOtherKeys mode 3	✓	?	?	?	?	~	~	✗