Kitty (terminal emulator)

kitty is a free and open-source GPU-accelerated^[2][3] terminal emulator for Linux, macOS,^[4] and some BSD distributions.^[5] Focused on performance and features, kitty is written in a mix of C and Python programming languages. It provides GPU support. kitty shares its name with another program — KiTTY — a fork of PuTTY for Microsoft Windows.^[6]

For other uses, see Kitty (disambiguation).

kitty

Original author(s)	Kovid Goyal
Initial release	2017
Stable release	0.40.1[1]  / 18 March 2025; 22 days ago (18 March 2025)
Repository	github.com/kovidgoyal/kitty
Written in	C, Python
Operating system	Linux, macOS, FreeBSD
License	GNU General Public License, version 3.0
Website	sw.kovidgoyal.net/kitty/

Features

Kitty supports supplemental programs called kittens that add features to kitty.^[7] Other features include:

• Display images with ImageMagick installed^[8][7]
• Interactive Unicode characters input by name, code, recently used^[9]
• Supports true color, text formatting features
• Tiling of multiple windows and tabs^[10]
• Single config file
• Hyperlink clicks
• Mouse support (for example in Vim)
• Multiple copy/paste buffers like in Vim^[11]
• OpenGL rendering^[4]