Kitty Terminal Emulator

Did you know that you can run @ratatui_rs inside @ratatui_rs inside @kittyterminal inside @kittyterminal over #SSH?

Now you know.

Explanation in the alttext.

#ratatui #terminal #tui #kitty #kittyterminal

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.44.0 [2025-11-03]

• Allow kitty to read a specified set of environment variables from your login shell at startup using the env directive in kitty.conf (#9042)
• A new option draw_window_borders_for_single_window to force kitty to always draw a window border even when only a single window is present (#9112)
• Fix a regression in 0.43.0 that caused a black flicker when closing a tab in the presence of a background image (#9060)
• Further improvements to rounded corner rendering, especially at low DPI (#9091)
• Splits layout: Fix a bug that could cause a corrupted layout in some circumstances (#9059)
• Fix a regression in the previous release that broke goto_session -1
• Fix rendering broken on ancient GPU drivers that do not support rendering to 16 bit textures (#9068)
• Fix tab bar sometimes showing incorrect tabs when it is filtered to show only tabs from the current session (#9079)
• macOS: Workaround for bug in macOS Tahoe that caused OS Windows that are fullscreen to crash kitty when returning from sleep on some machines (#8983)
• Graphics: Fix animated images sometimes not auto playing or auto playing at the wrong start frame if the same image id is used for a subsequent image
• Fix a regression in 0.43.0 that caused high CPU usage when disable_ligatures was set to cursor and the tab bar was visible (#9071)
• macOS: Handle dropping of file promises into kitty in addition to file paths (#9084)
• macOS: Fix indeterminate progress bar displayed on dock icon increasing speed when indeterminate progress is set without being cleared first (#9114)
• macOS: Performance and power usage improvements of about 5-10% (#9131)
• macOS: Add an item to the global menu to Cycle through OS windows
• macOS: Quick access terminal: Fix a crash when changing font size (#9178)
• Wayland: Fix center-sized panels not working on smithay based compositors (#9117)
• Wayland: Fix scrolling using some mouse wheels that produce “VALUE120” based scroll events too fast on some compositors (#9128)
• Automatic color scheme switching: Fix title bar color not being updated (#9167)
• Add support for Unicode 17
• Fix a regression in 0.43.0 that caused tab_bar_margin_width to be doubled on the right edge of the tab bar (#9154)
• Session files: Add a new focus_tab command to specify which tab should be active when a session is loaded. Accepts either a plain number (0-based index) or a match expression for flexible tab selection, allowing sessions to preserve the active tab state (Sessions)
• save_as_session: Add --base-dir option to specify a base directory for saving session files with relative paths, useful when the current working directory is not the desired location (Sessions)
• Add state:focused_os_window match query to select all windows in the currently focused OS window (Matching windows and tabs)
• Session saving now preserves visual tab order and active tab rather than tab activation history as this is generally more important. In the future may have it save tab history as well (#9163)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.43.1 [2025-10-01]

• ssh kitten: Allow specifying a password and/or TOTP authentication secret to automate interactive logins in scenarios where public key authentication is not supported (#9020)
• macOS: Fix a bug where the color of a transparent titlebar was off when running in the release build versus the build from source. Also fix using a transparent titlebar causing the background opacity to be doubled.
• Fix a regression in the previous release that caused the incorrect tab to be active when loading a session (#9025)
• macOS: Workaround for bug in macOS Tahoe that caused closed OS Windows to remain as invisible rectangles that intercept mouse events (#8952)
• macOS: Fix a regression in the previous release that broke automatic switching of dark/light mode when setting macos_titlebar_color to an arbitrary color (#9034)
• goto_session: Add --sort-by=alphabetical to have the interactive session picker list the sessions in a fixed order rather than by most recent (#9033)
• Fix a regression in the previous release that caused the cursor trail to not be hidden properly (#9039)
• Session files: Fix a regression in the previous release that broke matching on windows in the current tab (#9037)
• Fix a regression in the previous release that broke clearing screen lines when in margin mode (#9049)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.43.0 [2025-09-28]

• New support for creating and switching to Sessions easily, allowing users to define and use sessions/projects efficiently (#8911)
• Add a configurable scrollbar for the kitty scrollback (#8945)
• A new protocol for multiple cursors in the terminal (#8927)
• macOS: Allow the window title bar to be semi-transparent when background_opacity is less than one and macos_titlebar_color is set to background (#8906)
• A new cursor_trail_color setting to independently control the color of cursor trails (#8830)
• macOS: Add the default Cmd+L mapping from Terminal.app to erase the last command and its output (#6040)
• Fix background_opacity being non-linear especially with light color themes. Note that this might require you to adjust the value of this setting to get back your current look. (#8869)
• Add support for blinking text. Text marked as blinking now blinks in exact rhythm with the cursor. The blinking animation and max duration are controlled by cursor_blink_interval and cursor_stop_blinking_after. (#8551)
• Allow using a custom python function to draw tab titles in the tab bar, see tab_title_template
• Wayland: Fix incorrect window size calculation when transitioning from full screen to non-full screen with client side decorations (#8826)
• macOS: Fix hiding quick access terminal window not restoring focus to previously active application (#8840)
• macOS: Fix showing the quick access terminal on a space other than the space it was last active on, after full screening some application causes the quick access terminal to appear on the old space (#8740)
• macOS: When toggling open the quick access terminal move it to the currently active monitor (the monitor with the mouse pointer on it) (#9003)
• macOS: Fix closing an OS Window when another OS Window is minimized causing the minimized window to be un-minimized (#8913)
• Allow using backspace to move the cursor onto the previous line in cooked mode. This is indicated by the bw property in kitty’s terminfo (#8841)
• Watchers: A new event for global watchers corresponding to the tab bar being changed (#8842)
• Fix a regression in 0.40.0 that broke handling of the VS16 variation selector when it caused a character to flow to the next line (#8848)
• Fix rendering of underlines when using larger text sizes with the space and en-space characters (#8950) Fix updating panel configuration on visibility toggle and via remote control not working (#8984)
• Improve rendering of rounded rectangles (#9000) Wayland: Update bundled copy of libwayland to 1.24 from 1.23.1 because the just released mesa 25.2.0 breaks with libwayland < 1.24 (#8884)
• macOS: Pass the Cmd+C shortcut to the application running in the terminal when no text is selected (#8946)
• macOS: Workaround for bug in macOS Tahoe that caused closed OS Windows to remain as invisible rectangles that intercept mouse events (#8952)
• macOS: Workaround for bug in macOS Tahoe that caused OS Windows that are fullscreen on a monitor that is disconnected while macOS is asleep to crash kitty (#8983)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.42.2 [2025-07-16]

• A new protocol extension to notify terminal programs that have turned on SGR Pixel mouse reporting when the mouse leaves the window (#8808)
• clipboard kitten: Can now optionally take a password to avoid repeated permission prompts when accessing the clipboard. Based on a protocol extension. (#8789)
• A new launch --hold-after-ssh to not close a launched window that connects directly to a remote host because of launch --cwd=current when the connection ends (#8807)
• Fix remember_window_position not working because of a stupid typo (#8646)
• A new kitty --grab-keyboard that can be used to grab the keyboard so that global shortcuts are sent to kitty instead
• Remote control: Fix holding a remote control socket open causing the kitty I/O thread to go into a loop and not respond on other remote control sockets (#8670)
• hints kitten: Preserve line breaks when the hint is over a line break (#8674)
• Fix a segfault when using the copy_ansi_to_clipboard action (#8682)
• Fix a crash when using linear easing curves for animations (#8692)
• Graphics protocol: Add a note clarifying image update behavior on re-transmission (#8701)
• Wayland GNOME: Fix incorrect OS Window tracking because GNOME has started activating windows on non-current workspaces (#8716)
• Fix a regression in 0.40.0 that broke rendering of VS15 variation selectors in some circumstances (#8731, #8794)
• Fix a regression in 0.40.0 that broke serialization of tab characters as ANSI text (#8741)
• Fix a regression in 0.40.0 that broke erasing of characters in a line in the presence of wide characters (#8758)
• Fix a regression in 0.40.0 that broke hyperlinking of wide characters (#8796)
• Fix a regression that broke using esc to exit visual select window mode (#8767)
• kitten run-shell: Fix SIGINT blocked when execing the shell (#8754)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.42.1 [2025-05-17]

• Fix ambiguous width and private use characters not being rendered when used with variable width text-sizing protocol escape codes
• Quick access terminal: Restore focus to previously active window when hiding the quick access terminal window on macOS (#8627)
• Wayland: Fix an abort if the terminal program sets a window title longer than 2KB that contains CSI escape sequences and multibyte UTF-8 (#8619)
• Quick access terminal: Allow toggling the window to full screen using the standard kitty ctrl+shift+f11 shortcut (#8626)
• Quick access terminal: Allow configuring the monitor to display the panel on in Wayland/X11 (#8630)
• A new setting remember_window_position to optionally use the position of the last closed kitty OS Window as the position of the first kitty OS Window when running a new kitty instance (#8601)
• Panel kitten: A new center-sized value for --edge to allow easily creating sized and centered panels
• Wayland: The kitty --name flag now sets the XDG window tag on compositors that support the xdg-toplevel-tag protocol.

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.42.0 [2025-05-11]

• A new kitten: quick-access-terminal to Make a Quake like quick access terminal
• The panel kitten works on macOS and X11 as well as Wayland (#2590)
• Behavior change: Now kitty does full grapheme segmentation following the Unicode 16 spec when splitting text into cells (#8533)
• Behavior change: The automatic color switching functionality now also controls background image settings (#8603)
• panel kitten: Allow using kitty +kitten panel --single-instance to create multiple panels in one process (#8549)
• launch: Allow creating desktop panels such as those created by the panel kitten (#8549)
• Remote control: Allow modifying desktop panels and showing/hiding OS Windows using the kitten @ resize-os-window command (#8550)
• Remote control launch: Allow waiting for a program launched in a new window to exit and get the exit code via the kitty +launch --wait-for-child-to-exit command line flag (#8573)
• Allow starting kitty with the OS window hidden via kitty --start-as=hidden, useful for single instance mode (#3466)
• Allow configuring the mouse unhide behavior when using mouse_hide_wait (#8508)
• diff kitten: Add half page and full page scroll vim-like bindings (#8514)
• diff kitten: Allow diffing named pipes (#8597)
• Fix a regression that caused automatic color themes to not be re-applied after config file reload (#8530)
• Wayland: When the compositor supports the xdg-system-bell protocol use it to play the default bell sound
• panel kitten: Allow specifying panel size in pixels in addition to cells
• Fix a regression in 0.36.0 that caused using = with single letter command line flags to no longer work correctly (#8556)
• Single instance: Preserve environment variables from invoking environment in newly created window (#8567)
• Single instance: Reset OS Window class and name in new single instance OS windows ([#8567](Fix a regression ))
• macOS: Fix text color in visual window select ignoring the color theme (#8579)
• Launch action: Allow using an env var that resolves to a full command-line as the program to launch (#8613)
• change_font_size allow multiplying/dividing the current font size in addition to incrementing it (#8616)
• Box drawing: Improve appearance of rounder corners, giving them a uniform line width (#8299)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.41.1 [2025-04-03]

• Fix a regression in the previous release that caused rendering of emoji using the VS16 variation selector to fail with some fonts (#8495)
• Fix a regression in 0.40.0 that caused tab bar margins to not be properly blanked when the tab bar is at the bottom (#8494) Wayland: panel kitten: Fix incorrect initial font size on compositors such as Hyprland that set scale late in the window creation process (#8496)
• Fix a regression in 0.40.1 that caused hyperlink underline on hover to remain on screen when the screen is scrolled

cross-posted from: https://lemmy.world/post/28415616

https://sw.kovidgoyal.net/kitty/kittens/panel/

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.41.0 [2025-03-29]

• A new mode of operation for text_fg_override_threshold to override foreground colors so as to maintain a minimum contrast between foreground and background text colors. Works in a perceptual color space for best color accuracy (#8420)
• A 15% improvement in throughput when processing text thanks to using a multi-stage table for Unicode property lookups
• kitty +open: Ask for confirmation by default when running executables to work around some badly designed programs that try to open links in documents that point to executable files. Can be overridden by specifying your own launch-actions.conf.
• Fix a regression in version 0.40.0 causing a crash when the underline thickness of the font is zero (#8443)
• Fix a regression in version 0.40.0 causing a hang on resizing with a wide character at the right edge of a line that needs to be moved onto the next line (#8464)
• Fix a regression in 0.40.1 that caused copying to clipboard via OSC 52 from applications that don’t specify a destination in the escape code not working (#8459)
• Wayland: Fix a regression in the previous release that caused crashes on compositors that don’t support the xdg-toplevel-icon protocol and the user has set a custom kitty icon (#8471)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.40.1 [2025-03-18]

• Do not count background processes by default for confirm_os_window_close (#8358)
• A new option clear_selection_on_clipboard_loss to clear selections when they no longer reflect the contents of the clipboard
• Fix a regression in the previous release that caused empty lines to be skipped when copying text from a selection (#8435)
• Fix flickering of hyperlink underline when client program continuously redraws on mouse movement (#8414)
• Wayland: Allow overriding the kitty OS Window icon on compositors that implement the xdg-toplevel-icon protocol
• macOS: When the program running in kitty reports progress information for a task, show a progress bar on the kitty dock icon
• macOS: Fix a regression causing a crash when using focus_follows_mouse (#8437)
• OSC 52: Fix specifying both clipboard and primary in OSC 52 requests not supported

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.40.0 [2025-03-08]

• Allow terminal programs to use text in different font sizes (#8226)
• When rendering underlines add gaps around text descenders (parts of the text that overlap with the underline). Controlled by the new option underline_exclusion (#8226)
• Finally fix the issue of text-width mismatches that has been plaguing the terminal ecosystem for decades by allowing terminal programs to specify how many cells to render a piece of text in (#8226)
• Behavior change: The notify_on_cmd_finish option now uses OS Window visibility instead of focus state when set to invisible on platforms that support querying OS window visibility (#8320)
• launch: Add options launch --source-window and launch --next-to to allow specifying which window is used as the data source and destination location independently of the currently active window (#8295)
• Linux: Add support for COLRv1 fonts. These are typically emoji fonts that use vector images for emoji
• Add support for the octant box-drawing characters
• Speed up rendering of box drawing characters by moving the implementation to native code
• When confirming if a window should be closed consider it active if it has running background processes (#8358)
• Remote control: kitten @ scroll-window: Allow scrolling to previous/next prompt
• macOS: Fix fallback font rendering for bold/italic text not working for some symbols that are present in the Menlo regular face but not the bold/italic faces (#8282)
• XTGETTCAP: Fix response invalid for empty string capabilities (#8304)
• ssh kitten: Fix incorrect copying of data files when using the python interpreter and also fix incorrect hard link detection (#8308)
• Fix a regression in the previous release that broke setting of nullable colors
• Fix a regression in 0.39.0 that caused a crash on invalid Unicode with a large number of combining characters in a single cell (#8318)
• Fix --hold always restoring cursor to block shape instead of respecting the value of cursor_shape (#8344)
• When dragging in rectangle select mode use a crosshair mouse cursor configurable via pointer_shape_when_dragging
• macOS: notify kitten: Fix waiting for result from desktop notification not working (#8379)
• Wayland: Fix mouse pointer position update not being sent when focus regained (#8397, #8398)
• Fix cursor blink animation when background_opacity is less than one (#8401)
• Wayland: panel kitten: Add a center mode for creating panels to ease creation of centered popups in Wayland (#8411)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.39.1 [2025-02-01]

• Splits layout: Allow setting the bias of the current split using layout_action bias (#8222)
• hints kitten: Workaround for some broken light color themes that make the hints text color too low contrast to read (#7330)
• Wayland niri: Fix 250ms delay on startup when using scale 1 (#8236)
• Watchers: Add a new event on_color_scheme_preference_change (#8246)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.39.0 [2025-01-16]

• diff kitten: Automatically use dark/light color scheme based on the color scheme of the parent terminal. Can be controlled via the new kitten-diff.color_scheme option. Note that this is a default behavior change (#8170)
• Allow dynamically generating configuration by running an arbitrary program using the new geninclude directive in kitty.conf
• When a program running in kitty reports progress of a task display it as a percentage in the tab title. Controlled by the tab_title_template option
• When mapping a custom kitten allow using shell escaping for the kitten path (#8178)
• Fix border colors not being changed by auto light/dark themes at startup (#8180)
• ssh kitten: Fix kitten not being on PATH when SSHing into Debian systems (#7160)
• diff kitten: Abort when run inside a terminal that does not support the kitty keyboard protocol (#8185)
• query kitten: Add support for reporting name of the OS the terminal emulator is running on (#8201)
• macOS: Allow using the Passwords app to autofill passwords via the Edit->Autofill menu mimicking other macOS applications (#8195)
• macOS: Add menu items to the Edit menu to clear the screen and scrollback
• Fix the clear_terminal scrollback action also clearing screen, not just the scrollback
• When reloading configuration fix auto color themes not being re-applied (#8203)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.38.1 [2024-12-26]

• macOS: Fix a regression in the previous release that broke rendering of Emoji using the VS16 variation selector (#8130)
• When automatically changing colors based on OS color preference, first reset all colors to default before applying the new theme so that even colors not specified in the theme are correct (#8124)
• Graphics: Fix deleted but not freed images without any placements being incorrectly freed on a subsequent delete command (#8129)
• Graphics: Fix deletion of images by id not working for images with no placements (#8129)
• Add support for escape code protocol for notifying applications on dark/light color scheme change
• Cursor trails: Fix pure vertical movement sometimes not triggering a trail and holding down a key in nvim causing the trail to be glitchy (#8152, #8153)
• macOS: Fix mouse cursor shape not always being reset to text cursor when mouse re-enters kitty (#8155)
• clone-in-kitty: Fix KITTY_WINDOW_ID being cloned and thus having incorrect value (#8161)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.38.0 [2024-12-15]

• Allow specifying individual color themes to use so that kitty changes colors automatically following the OS dark/light mode
• notify_on_cmd_finish: Automatically remove notifications when the window gains focus or the next notification is shown. Clearing behavior can be configured (#8100)
• Discard OSC 9 notifications that start with 4; because some misguided software is using it for “progress reporting” (#8011)
• Wayland GNOME: Workaround bug in mutter causing double tap on titlebar to not always work (#8054)
• clipboard kitten: Fix a bug causing kitten to hang in filter mode when input data size is not divisible by 3 and larger than 8KB (#8059)
• Wayland: Fix an abort when a client program tries to set an invalid title containing interleaved escape codes and UTF-8 multi-byte characters (#8067)
• Graphics protocol: Fix delete by number not deleting newest image with the specified number (#8071)
• Fix dashed and dotted underlines not being drawn at the same y position as straight underlines at all font sizes (#8074)
• panel kitten: Allow creating floating and on-top panels with arbitrary placement and size on Wayland (#8068)
• remote_control_password: Fix using a password without any actions not working (#8082)
• Fix enlarging window when a long line is wrapped between the first line of the scrollback buffer and the screen inserting a spurious newline (#7033)
• When re-attaching a detached tab preserve internal layout state such as biases and orientations (#8106)
• hints/unicode_input kittens: Do not lose keypresses that are sent very rapidly via an automation tool immediately after the kitten is launched (#7089)

changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.37.0 [2024-10-30]

• A new optional text cursor movement animation that shows a “trail” following the movement of the cursor making it easy to follow large cursor jumps (#7970)
• Custom kittens: Add a framework for easily and securely using remote control from within a kitten’s main() function
• kitten icat: Fix the kitty +kitten icat --no-trailing-newline not working when using unicode placeholders (#7948)
• tab_title_template allow using the 256 terminal colors for formatting (#7976)
• Fix resizing window when alternate screen is active does not preserve trailing blank output line in the main screen (#7978)
• Wayland: Fix background_opacity less than one causing flicker on startup when the Wayland compositor supports single pixel buffers (#7987)
• Fix background image flashing when closing a tab (#7999)
• When running a kitten that modifies the kitty config file if no config file exists create a commented out default config file and then modify it (#7991)

Changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes*

0.36.4 [2024-09-27]

• Fix a regression in the previous release that caused window padding to be rendered opaque even when background_opacity is less than 1 (#7895)
• Wayland GNOME: Fix a crash when using multiple monitors with different scales and starting on or moving to the monitor with lower scale (#7894)
• macOS: Fix a regression in the previous release that caused junk to be rendered in font previews in the choose fonts kitten and crash on Intel macs (#7892)

Changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.36.3 [2024-09-25]

• The option second_transparent_bg has been removed and replaced by transparent_background_colors which allows setting up to seven additional colors that will be transparent, with individual opacities per color (#7646)
• Fix a regression in the previous release that broke use of the cd command in session files (#7829)
• macOS: Fix shortcuts that become entries in the global menubar being reported as removed shortcuts in the debug output
• macOS: Fix macos_option_as_alt not working when caps lock is engaged (#7836)
• Fix a regression when tinting of background images was introduced that caused window borders to have background_opacity applied to them (#7850)
• Fix a regression that broke writing to the clipboard using the OSC 5522 protocol (#7858)
• macOS: Fix a regression in the previous release that caused kitty to fail to run after an unclean shutdown/crash when using --single-instance (#7846)
• kitten @ ls: Fix the --self flag not working (#7864)
• Remote control: Fix --match state:self not working (#7886)
• Splits layout: Allow setting the split_axis option to auto so that all new windows have their split axis chosen automatically unless explicitly specified in the launch command (#7887)

Changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.36.2 [2024-09-06]

• Linux: Fix a regression in 0.36.0 that caused font features defined via fontconfig to be ignored (#7773)
• goto_tab: Allow numbers less than -1 to go to the Nth previously active tab
• Wayland: Fix for upcoming explicit sync changes in Wayland compositors breaking kitty (#7767)
• Remote control: When listening on a UNIX domain socket only allow connections from processes having the same user id (#7777)
• kitten @: Fix a regression connecting to TCP sockets using plain IP addresses rather than hostnames (#7794)
• diff kitten: Fix a regression that broke diffing against remote files (#7797)

Changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.36.1 [2024-08-17]

• Allow specifying that the cursor shape for unfocused windows should remain unchanged (#7728)
• MacOS Intel: Fix a crash in the choose-fonts kitten when displaying previews of variable fonts (#7734)
• Remote control: Fix a regression causing an escape code to leak when using @ launch with --no-response over the TTY (#7752)
• OSC 52: Fix a regression in the previous release that broke handling of invalid base64 encoded data in OSC 52 requests (#7757)
• macOS: Fix a regression in the previous release that caused kitty --single-instance to not work when using macos-launch-services-cmdline

Changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.36.0 [2024-08-17]

• Support OpenType Variable fonts (#3711)
• A new choose-fonts kitten that provides a UI with font previews to ease selection of fonts. Also has support for font features and variable fonts
• Allow animating the blinking of the cursor. See cursor_blink_interval for how to configure it
• Add NERD fonts builtin so that users don’t have to install them to use NERD symbols in kitty. The builtin font is used only if the symbols are not available in some system font
• launch command: A new launch --bias option to adjust the size of newly created windows declaratively (#7634)
• A new option second_transparent_bg to make a second background color semi-transparent via background_opacity. Useful for things like cursor line highlight in editors (#7646)
• A new notify kitten to show desktop notifications from the command line with support for icons, buttons and more.
• Desktop notifications protocol: Add support for icons, buttons, closing of notifications, expiry of notifications, updating of notifications and querying if the terminal emulator supports the protocol (#7657, #7658, #7659)
• A new option filter_notification to filter out or perform arbitrary actions on desktop notifications based on sophisticated criteria (#7670)
• A new protocol to allow terminal applications to change colors in the terminal more robustly than with the legacy XTerm protocol (Setting and querying colors)
• Sessions: A new command focus_matching_window to shift focus to a specific window, useful when creating complex layouts with splits (#7635)
• Speed up loading of large background images by caching the decoded image data. Also allow using images in JPEG/WEBP/TIFF/GIF/BMP formats in addition to PNG
• Wayland: Allow fractional scales less than one (#7549)
• Wayland: Fix specifying the output name for the panel kitten not working (#7573)
• icat kitten: Add an option kitty +kitten icat --no-trailing-newline to leave the cursor to the right of the image (#7574)
• Speed up kitty --version and kitty --single-instance (for all subsequent instances). They are now the fastest of all terminal emulators with similar functionality
• macOS: Fix rendering of the unicode hyphen (U+2010) character when using a font that does not include a glyph for it (#7525)
• macOS 15: Handle Fn modifier when detecting global shortcuts (#7582)
• Dispatch any clicks waiting for click_interval on key events (#7601)
• kitten run-shell: Automatically add the directory containing the kitten binary to PATH if needed. Controlled via the --inject-self-onto-path option ~~(disc:7668`)~~ (#7668)
• Wayland: Fix an issue with mouse selections not being stopped when there are multiple OS windows (#7381)
• Splits layout: Fix the move_to_screen_edge action breaking when only a single window is present (#7621)
• Add support for in-band window resize notifications (#7642)
• Allow controlling the easing curves used for visual_bell_duration
• New special rendering for font symbols useful in drawing commit graphs (#7681)
• diff kitten: Add bindings to jump to next and previous file (#7683)
• Wayland GNOME: Fix the font size in the OS Window title bar changing with the size of the text in the window (#7677)
• Wayland GNOME: Fix a small rendering artifact when docking a window at a screen edge or maximizing it (#7701)
• When shell is set to . respect the SHELL environment variable in the environment in which kitty is launched (#7714)
• macOS: Bump the minimum required macOS version to Catalina released five years ago.
• Fix a regression in notify_on_cmd_finish that caused notifications to appear for every command after the first (#7725)

Changelog: https://sw.kovidgoyal.net/kitty/changelog/#detailed-list-of-changes

0.35.2 [2024-06-22]

• A new option, window_logo_scale to specify how window logos are scaled with respect to the size of the window containing the logo (#7534)
• A new option, cursor_shape_unfocused to specify the shape of the text cursor in unfocused OS windows (#7544)
• Remote control: Fix empty password not working (#7538)
• Wayland: Fix regression in 0.34.0 causing flickering on window resize on NVIDIA drivers (#7493)
• Wayland labwc: Fix kitty timing out waiting for compositor to quit fucking around with scales on labwc (#7540)
• Fix scrollback_indicator_opacity not actually controlling the opacity (#7557)
• URL detection: Fix IPv6 hostnames breaking URL detection (#7565)

Changelog: https://sw.kovidgoyal.net/kitty/changelog/

0.35.1 [2024-05-31]

• Wayland: Fix a regression in 0.34 that caused the tab bar to not render in second and subsequent OS Windows under Hyprland (#7413)
• Fix a regression in the previous release that caused horizontal scrolling via touchpad in fullscreen applications to be reversed on non-Wayland platforms (#7475, #7481)
• Fix a regression in the previous release causing an error when setting background_opacity to zero (#7483)
• Image display: Fix cursor movement and image hit region incorrect for image placements that specify only a number of rows or columns to display in (#7479)

https://sw.kovidgoyal.net/kitty/changelog/

0.35.0 [2024-05-25]

• kitten @ run: A new remote control command to run a process on the machine kitty is running on and get its output (#7429)
• notify_on_cmd_finish: Show the actual command that was finished (#7420)
• hints kitten: Allow clicking on matched text to select it in addition to typing the hint
• Shell integration: Make the currently executing cmdline available as a window variable in kitty
• paste_actions: Fix replace-newline not working with confirm (#7374)
• Graphics: Fix aspect ratio of images not being preserved when only a single dimension of the destination rectangle is specified (#7380)
• focus_visible_window: Fix selecting with mouse click leaving keyboard in unusable state (#7390)
• Wayland: Fix infinite loop causing bad performance when using IME via fcitx5 due to a change in fcitx5 (#7396)
• Desktop notifications protocol: Add support for specifying urgency
• Improve rendering of Unicode shade character to avoid Moire patterns (#7401)
• kitten @ send-key: Fix some keys being sent in kitty keyboard protocol encoding when not using socket for remote control
• Dont clear selections on erase in screen commands unless the erased region intersects a selection (#7408)
• Wayland: save energy by not rendering “suspended” windows on compositors that support that
• Allow more types of alignment for placement_strategy (#7419)
• Add some more box-drawing characters from the “Geometric shapes” Unicode block (#7433)
• Linux: Run all child processes in their own systemd scope to prevent the OOM killer from harvesting kitty when a child process misbehaves (#7427)
• Mouse reporting: Fix horizontal scroll events inverted (#7439)
• Remote control: @ action: Fix some actions being performed on the active window instead of the matched window (#7438)
• Scrolling with mouse wheel when a selection is active should update the selection (#7453)
• Fix kitten @ set-background-opacity limited to min opacity of 0.1 instead of 0 (#7463)
• launch --hold: Fix hold not working if kernel signals process group with SIGINT (#7466)
• macOS: Fix --start-as=fullscreen not working when another window is already fullscreen (#7448)
• Add option kitten @ detach-window --stay-in-tab to keep focus in the currently active tab when moving windows (#7468)
• macOS: Fix changing window chrome/colors while in traditional fullscreen causing the titlebar to become visible (#7469)