Kitty vs. PuTTY

Feature	Kitty	PuTTY

Tagline	Cross-platform, fast, feature-rich, GPU based terminal.	A free SSH and Telnet toolkit with file transfer and key tools.
Website	https://sw.kovidgoyal.net/kitty/	https://putty.software/
Language	python	c
Date Created	January 7, 2017	January 22, 1999
Platform	macos bsd linux	windows linux
File Size	~15.0 MB
Image / Terminal Graphics Protocol Support	Yes	No
Sixel Support	No	No
GPU Acceleration	Yes	No
True Color (24-bit)	Yes	Yes
Font Ligatures	Yes	No
Tabs	Yes	No
Split Panes	Yes	No
OSC 52 Clipboard	Yes	No
OSC 8 Hyperlinks	Yes	No
Unicode Support	Yes	Yes
Notifications	Yes	Yes
Kitty Graphics Protocol	Yes	No
iTerm2 Inline Images	No	No
3D Mode	No	No
Inline 3D Support	No	No
Ratty Graphics Protocol	No	No
Glyph Protocol	No	No
Kitty Keyboard Protocol	Yes	No
Synchronized Output	Yes	No
Styled Underlines	Yes	No
Shell Integration	Yes	No
Drop-down Mode	Yes	No
Built-in Multiplexer	Yes	No
Config Format	conf	registry
Source Code Availability	Open Source (GPL-3)	Open Source (MIT)
Source Code	https://github.com/kovidgoyal/kitty/	https://git.tartarus.org/simon/putty.git
Development State	active	active