Changelog

All notable changes to Alacritty are documented in this file. The sections should follow the order Packaging, Added, Changed, Fixed and Removed.

The format is based on Keep a Changelog.

0.10.0-rc4

Packaging

  • New extra/alacritty-msg.man manpage for the alacritty msg subcommand
  • Minimum Rust version has been bumped to 1.53.0

Added

  • Option colors.transparent_background_colors to allow applying opacity to all background colors
  • Support for running multiple windows from a single Alacritty instance (see docs/features.md)
  • Urgency support on Wayland via xdg_activation_v1

Changed

  • ExpandSelection is now a configurable mouse binding action
  • Config option background_opacity, you should use window.opacity instead
  • Reload configuration files when their symbolic link is replaced
  • Strip trailing whitespaces when yanking from a block selection
  • Display area keeps history position when viewport is cleared
  • Commands spawn from the current directory of the foreground shell in Unix-like systems
  • Remove trailing newline from strings taken from hints or simple/semantic selections
  • Builtin font is now used for box drawing characters from U+2500 to U+259f
  • Logs now print the time since startup instead of the local time

Fixed

  • Line indicator obstructing vi mode cursor when scrolled into history
  • Vi mode search starting in the line below the vi cursor
  • Invisible cursor with matching foreground/background colors
  • Crash when hovering over a match emptied by post-processing
  • Crash when the vi cursor is on the scrollback and viewport clear is invoked
  • Freeze when the vi cursor is on the scrollback and scrollback clear is invoked
  • Vi cursor on topmost of the display moving downward when scrolled into history with active output
  • Input lag on Wayland with Nvidia binary driver
  • Crash when hovering the mouse over fullwidth characters

Removed

  • Wayland client side decorations were simplified

0.9.0

Packaging

  • Minimum Rust version has been bumped to 1.46.0

Added

  • Support for ipfs/ipns URLs
  • Mode field for regex hint bindings

Fixed

  • Regression in rendering performance with dense grids since 0.6.0
  • Crash/Freezes with partially visible fullwidth characters due to alt screen resize
  • Incorrect vi cursor position after invoking ScrollPage* action
  • Slow PTY read performance with extremely dense grids
  • Crash when resizing during vi mode
  • Unintentional text selection range change after leaving vi mode
  • Deadlock on Windows during high frequency output
  • Search without vi mode not starting at the correct location when scrolled into history
  • Crash when starting a vi mode search from the bottommost line
  • Original scroll position not restored after canceling search
  • Clipboard copy skipping non-empty cells when encountering an interrupted tab character
  • Vi mode cursor moving downward when scrolled in history with active output
  • Crash when moving fullwidth characters off the side of the terminal in insert mode
  • Broken bitmap font rendering with FreeType 2.11+
  • Crash with non-utf8 font paths on Linux
  • Newly installed fonts not rendering until Alacritty restart

0.8.0

Packaging

  • Minimum Rust version has been bumped to 1.45.0

Packaging

  • Updated shell completions
  • Added ARM executable to prebuilt macOS binaries

Added

  • IME composition preview not appearing on Windows
  • Synchronized terminal updates using DCS = 1 s ST/DCS = 2 s ST
  • Regex terminal hints (see features.md)
  • macOS keybinding (cmd+alt+H) hiding all windows other than Alacritty
  • Support for magnet URLs

Changed

  • The vi mode cursor is now created in the top-left if the terminal cursor is invisible
  • Focused search match will use cell instead of match colors for CellForeground/CellBackground
  • URL highlighting has moved from mouse.url to the hints config section

Fixed

  • Alacritty failing to start on X11 with invalid DPI reported by XRandr
  • Text selected after search without any match
  • Incorrect vi cursor position after leaving search
  • Clicking on URLs on Windows incorrectly opens File Explorer
  • Incorrect underline cursor thickness on wide cell
  • Viewport moving around when resizing while scrolled into history
  • Block cursor not expanding across fullwidth characters when on the right side of it
  • Overwriting fullwidth characters only clearing one of the involved cells

Removed

  • Config field visual_bell, you should use bell instead

0.7.2

Packaging

  • Updated shell completions

Fixed

  • Crash due to assertion failure on 32-bit architectures
  • Segmentation fault on shutdown with Wayland
  • Incorrect estimated DPR with Wayland
  • Consecutive clipboard stores dropped on Wayland until the application is refocused

0.7.1

Fixed

  • Jumping between matches in backward vi search

0.7.0

Added

  • Support for ~/ at the beginning of configuration file imports
  • New cursor.style.blinking option to set the default blinking state
  • New cursor.blink_interval option to configure the blinking frequency
  • Support for cursor blinking escapes (CSI ? 12 h, CSI ? 12 l and CSI Ps SP q)
  • IME support on Windows
  • Urgency support on Windows
  • Customizable keybindings for search
  • History for search mode, bound to ^P/^N/Up/Down by default
  • Default binding to cancel search on Ctrl+C
  • History position indicator for search and vi mode

Changed

  • Nonexistent config imports are ignored instead of raising an error
  • Value for disabling logging with config.log_level is Off instead of None
  • Missing glyph symbols are no longer drawn for zerowidth characters

Fixed

  • Wide characters sometimes being cut off
  • Preserve vi mode across terminal reset
  • Escapes CSI Ps b and CSI Ps Z with large parameters locking up Alacritty
  • Dimming colors which use the indexed CSI 38 : 5 : Ps m notation
  • Slow rendering performance with a lot of cells with underline/strikeout attributes
  • Performance of scrolling regions with offset from the bottom
  • Extra mouse buttons are no longer ignored on Wayland
  • Numpad arrow keys are now properly recognized on Wayland
  • Compilation when targetting aarch64-apple-darwin
  • Window not being completely opaque on Windows
  • Window being always on top during alt-tab on Windows
  • Cursor position not reported to apps when mouse is moved with button held outside of window
  • No live config update when starting Alacritty with a broken configuration file
  • PTY not drained to the end with the --hold flag enabled
  • High CPU usage on BSD with live config reload enabled
  • Alacritty not discarding invalid escape sequences starting with ESC
  • Crash due to clipboard not being properly released on Wayland
  • Shadow artifacts when resizing transparent windows on macOS
  • Missing glyph symbols not being rendered for missing glyphs on macOS and Windows
  • Underline cursor being obscured by underline
  • Cursor not being rendered with a lot of unicode glyphs visible
  • IME input swallowed after triggering a key binding
  • Crash on Wayland due to non-standard fontconfig configuration
  • Search without vi mode not jumping properly between all matches

Removed

  • The following CLI arguments have been removed in favor of the --option flag:
    • --persistent-logging
    • --live-config-reload
    • --no-live-config-reload
    • --dimensions
    • --position
  • live-shader-reload feature
  • Config option dynamic_title, you should use window.dynamic_title instead
  • Config option scrolling.faux_multiplier, which was replaced by escape CSI ? 1007 h/l
  • WinPTY support on Windows

0.6.0

Packaging

  • Minimum Rust version has been bumped to 1.43.0
  • The snapcraft.yaml file has been removed
  • Updated setab/setaf capabilities in alacritty-direct to use colons
  • WinPTY is now enabled only when targeting MSVC
  • Deprecated the WinPTY backend feature, disabling it by default

Added

  • Secondary device attributes escape (CSI > 0 c)
  • Support for colon separated SGR 38/48
  • New Ctrl+C binding to cancel search and leave vi mode
  • Escapes for double underlines (CSI 4 : 2 m) and underline reset (CSI 4 : 0 m)
  • Configuration file option for sourcing other files (import)
  • CLI parameter --option/-o to override any configuration field
  • Escape sequences to report text area size in pixels (CSI 14 t) and in characters (CSI 18 t)
  • Support for single line terminals dimensions
  • Right clicking on Wayland's client side decorations will show application menu
  • Escape sequences to enable and disable window urgency hints (CSI ? 1042 h, CSI ? 1042 l)

Changed

  • Cursors are now inverted when their fixed color is similar to the cell's background
  • Use the working directory of the terminal foreground process, instead of the shell's working directory, for SpawnNewInstance action
  • Fallback to normal underline for unsupported underline types in CSI 4 : ? m escapes
  • The user's background color is now used as the foreground for the render timer
  • Use yellow/red from the config for error and warning messages instead of fixed colors
  • Existing CLI parameters are now passed to instances spawned using SpawnNewInstance
  • Wayland's Client side decorations now use the search bar colors
  • Reduce memory usage by up to at least 30% with a full scrollback buffer
  • The number of zerowidth characters per cell is no longer limited to 5
  • SpawnNewInstance is now using the working directory of the terminal foreground process on macOS

Fixed

  • Incorrect window location with negative window.position config options
  • Slow rendering performance with HiDPI displays, especially on macOS
  • Keys swallowed during search when pressing them right before releasing backspace
  • Crash when a wrapped line is rotated into the last line
  • Selection wrapping to the top when selecting below the error/warning bar
  • Pasting into clients only supporting UTF8_STRING mime type on Wayland
  • Crash when copying/pasting with neither pointer nor keyboard focus on Wayland
  • Crash due to fd leak on Wayland
  • IME window position with fullwidth characters in the search bar
  • Selection expanding over 2 characters when scrolled in history with fullwidth characters in use
  • Selection scrolling not starting when mouse is over the message bar
  • Incorrect text width calculation in message bar when the message contains multibyte characters
  • Remapped caps lock to escape not triggering escape bindings on Wayland
  • Crash when setting overly long title on Wayland
  • Switching in and out of various window states, like Fullscreen, not persisting window size on Wayland
  • Crash when providing 0 for XCURSOR_SIZE on Wayland
  • Gap between window and server side decorations on KWIN Wayland
  • Wayland's client side decorations not working after tty switch
  • Fullscreen startup mode not working on Wayland
  • Window not being rescaled when changing DPR of the current monitor on Wayland
  • Crash in some cases when pointer isn't presented upon startup on Wayland
  • IME not working on Wayland
  • Crash on startup on GNOME since its 3.37.90 version on Wayland
  • Touchpad scrolling scrolled less than it should on macOS/Wayland on scaled outputs
  • Incorrect modifiers at startup on X11
  • Add and Subtract keys are now named NumpadAdd and NumpadSubtract respectively
  • Feature checking when cross compiling between different operating systems
  • Crash when writing to the clipboard fails on Wayland
  • Crash with large negative font.offset.x/y
  • Visual bell getting stuck on the first frame
  • Zerowidth characters in the last column of the line

0.5.0

Packaging

  • Minimum Rust version has been bumped to 1.41.0
  • Prebuilt Linux binaries have been removed
  • Added manpage, terminfo, and completions to macOS application bundle
  • On Linux/BSD the build will fail without Fontconfig installed, instead of building it from source
  • Minimum FreeType version has been bumped to 2.8 on Linux/BSD

Added

  • Default Command+N keybinding for SpawnNewInstance on macOS
  • Vi mode for regex search, copying text, and opening links
  • CopySelection action which copies into selection buffer on Linux/BSD
  • Option cursor.thickness to set terminal cursor thickness
  • Font fallback on Windows
  • Support for Fontconfig embolden and matrix options
  • Opt-out compilation flag winpty to disable WinPTY support
  • Scrolling during selection when mouse is at top/bottom of window
  • Expanding existing selections using single, double and triple click with the right mouse button
  • Support for gopher and gemini URLs
  • Unicode 13 support
  • Option to run command on bell which can be set in bell.command
  • Fallback to program specified in $SHELL variable on Linux/BSD if it is present
  • Ability to make selections while search is active

Changed

  • Block cursor is no longer inverted at the start/end of a selection
  • Preserve selection on non-LMB or mouse mode clicks
  • Wayland client side decorations are now based on config colorscheme
  • Low resolution window decoration icon on Windows
  • Mouse bindings for additional buttons need to be specified as a number not a string
  • Don't hide cursor on modifier press with mouse.hide_when_typing enabled
  • Shift + Backspace now sends ^? instead of ^H
  • Default color scheme is now Tomorrow Night with the bright colors of Tomorrow Night Bright
  • Set IUTF8 termios flag for improved UTF8 input support
  • Dragging files into terminal now adds a space after each path
  • Default binding replacement conditions
  • Adjusted selection clearing granularity to more accurately match content
  • To use the cell's text color for selection with a modified background, the color.selection.text variable must now be set to CellForeground instead of omitting it
  • URLs are no longer highlighted without a clearly delimited scheme
  • Renamed config option visual_bell to bell
  • Moved config option dynamic_title to window.dynamic_title
  • When searching without vi mode, matches are only selected once search is cancelled

Fixed

  • Selection not cleared when switching between main and alt grid
  • Freeze when application is invisible on Wayland
  • Paste from some apps on Wayland
  • Slow startup with Nvidia binary drivers on some X11 systems
  • Display not scrolling when printing new lines while scrolled in history
  • Regression in font rendering on macOS
  • Scroll down escape (CSI Ps T) incorrectly pulling lines from history
  • Dim escape (CSI 2 m) support for truecolor text
  • Incorrectly deleted lines when increasing width with a prompt wrapped using spaces
  • Documentation for class in --help missing information on setting general class
  • Linewrap tracking when switching between primary and alternate screen buffer
  • Preservation of the alternate screen's saved cursor when swapping to primary screen and back
  • Reflow of cursor during resize
  • Cursor color escape ignored when its color is set to inverted in the config
  • Fontconfig's autohint and hinting options being ignored
  • Ingoring of default FreeType properties
  • Alacritty crashing at startup when the configured font does not exist
  • Font size rounding error
  • Opening URLs while search is active

Removed

  • Environment variable RUST_LOG for selecting the log level
  • Deprecated window.start_maximized config field
  • Deprecated render_timer config field
  • Deprecated persistent_logging config field

0.4.3

Fixed

  • Tabstops not being reset with reset
  • Fallback to LC_CTYPE=UTF-8 on macOS without valid system locale
  • Resize lag on launch under some X11 wms
  • Increased input latency due to vsync behavior on X11
  • Emoji colors blending with terminal background
  • Fix escapes prematurely terminated by terminators in unicode glyphs
  • Incorrect location when clicking inside an unfocused window on macOS
  • Startup mode Maximized on Windows
  • Crash when writing a fullwidth character in the last column with auto-wrap mode disabled
  • Crashing at startup on Windows

0.4.2

Packaging

  • Minimum Rust version has been bumped to 1.37.0
  • Added Rust features x11 and wayland to pick backends, with both enabled by default
  • Capitalized the Alacritty.desktop file

Added

  • Live config reload for window.title

Changed

  • Pressing additional modifiers for mouse bindings will no longer trigger them
  • Renamed WINIT_HIDPI_FACTOR environment variable to WINIT_X11_SCALE_FACTOR
  • Print an error instead of crashing, when startup working directory is invalid
  • Line selection will now expand across wrapped lines
  • The default value for draw_bold_text_with_bright_colors is now false
  • Mirror OSC query terminators instead of always using BEL
  • Increased Beam, Underline, and Hollow Block cursors' line widths
  • Dynamic title is not disabled anymore when window.title is set in config

Fixed

  • Incorrect default config path in --help on Windows and macOS
  • Semantic selection stopping at full-width glyphs
  • Full-width glyphs cut off in last column
  • Crash when starting on some X11 systems
  • Font size resetting when Alacritty is moved between screens
  • Limited payload length in clipboard escape (used for Tmux copy/paste)
  • Alacritty not ignoring keyboard events for changing WM focus on X11
  • Regression which added a UNC path prefix to the working directory on Windows
  • CLI parameters discarded when config is reload
  • Blurred icons in KDE task switcher (alacritty.ico is now high-res)
  • Consecutive builds failing on macOS due to preexisting /Application symlink
  • Block selection starting from first column after beginning leaves the scrollback
  • Incorrect selection status of the first cell when selection is off screen
  • Backwards bracket selection
  • Stack overflow when printing shader creation error
  • Underline position for bitmap fonts
  • Selection rotating outside of scrolling region
  • Throughput performance problems caused by excessive font metric queries
  • Unicode throughput performance on Linux/BSD
  • Resize of bitmap fonts
  • Crash when using bitmap font with embeddedbitmap set to false
  • Inconsistent fontconfig fallback
  • Handling of OpenType variable fonts
  • Expansion of block-selection on partially selected full-width glyphs
  • Minimize action only works with decorations on macOS
  • Window permanently vanishing after hiding on macOS
  • Handling of URLs with single quotes
  • Parser reset between DCS escapes
  • Parser stopping at unknown DEC private modes/SGR character attributes
  • Block selection appending duplicate newlines when last column is selected
  • Bitmap fonts being a bit smaller than they should be in some cases
  • Config reload creating alternate screen history instead of updating scrollback
  • Crash on Wayland compositors supporting wl_seat version 7+
  • Message bar not hiding after fixing wrong color value in config
  • Tabstops cleared on resize
  • Tabstops not breaking across lines
  • Crash when parsing DCS escape with more than 16 parameters
  • Ignoring of slow touchpad scrolling
  • Selection invisible when starting above viewport and ending below it
  • Clipboard not working after TTY switch on Wayland
  • Crash when pasting non UTF-8 string advertised as UTF-8 string on Wayland
  • Incorrect modifiers tracking on X11 and macOS, leading to ‘sticky’ modifiers
  • Crash when starting on Windows with missing dark mode support
  • Variables XCURSOR_THEME and XCURSOR_SIZE ignored on Wayland
  • Low resolution mouse cursor and decorations on HiDPI Wayland outputs
  • Decorations visible when in fullscreen on Wayland
  • Window size not persisted correctly after fullscreening on macOS
  • Crash on startup with some locales on X11
  • Shrinking terminal height in alt screen deleting primary screen content

Removed

  • Config option auto_scroll, which is now always disabled
  • Config option tabspaces, which is now fixed at 8

0.4.1

Packaging

  • Added compatibility logo variants for environments which can't render the default SVG

Added

  • Terminal escape bindings with combined modifiers for Delete and Insert
  • /Applications symlink into OS X DMG for easier installation
  • Colored emojis on Linux/BSD
  • Value randr for WINIT_HIDPI_FACTOR, to ignore Xft.dpi and scale based on screen dimensions
  • Minimize key binding action, bound to cmd + m on macOS

Changed

  • On Windows, the ConPTY backend will now be used by default if available
  • The enable_experimental_conpty_backend config option has been replaced with winpty_backend

Fixed

  • URLs not truncated with non-matching single quote
  • Absolute file URLs (file:///home) not recognized because of leading /
  • Clipboard escape OSC 52 not working with empty clipboard parameter
  • Direct escape input on Windows using alt
  • Incorrect window size on X11 when waking up from suspend
  • Width of Unicode 11/12 emojis
  • Minimize on windows causing layout issues
  • Performance bottleneck when clearing colored rows
  • Vague startup crash messages on Windows with WinPTY backend
  • Deadlock on Windows when closing Alacritty using the title bar “X” button (ConPTY backend)
  • Crash on clear when scrolled up in history
  • Entire screen getting underlined/stroke out when running clear
  • Slow startup on some Wayland compositors
  • Padding not consistently visible on macOS
  • Decorations ignoring Windows dark theme
  • Crash on macOS when starting maximized without decorations
  • Resize cursor not showing up on Wayland
  • Maximized windows spawning behind system panel on Gnome Wayland

Removed

  • Support for 8-bit C1 escape sequences

0.4.0

Packaging

  • Minimum Rust version has been bumped to 1.36.0
  • Config is not generated anymore, please consider distributing the alacritty.yml as documentation
  • Removed Alacritty terminfo from .deb in favor of ncurses provided one

Added

  • Block selection mode when Control is held while starting a selection
  • Allow setting general window class on X11 using CLI or config (window.class.general)
  • Config option window.gtk_theme_variant to set GTK theme variant
  • Completions for --class and -t (short title)
  • Change the mouse cursor when hovering over the message bar and its close button
  • Support combined bold and italic text (with font.bold_italic to customize it)
  • Extra bindings for F13-F20
  • Terminal escape bindings with combined modifiers
  • Bindings for ScrollToTop and ScrollToBottom actions
  • ReceiveChar key binding action to insert the key's text character
  • New CLI flag --hold for keeping Alacritty opened after its child process exits
  • Escape sequence to save and restore window title from stack
  • Alternate scroll escape sequence (CSI ? 1007 h / CSI ? 1007 l)
  • Print name of launch command if Alacritty failed to execute it
  • Live reload font settings from config
  • UTF-8 mouse mode escape sequence (CSI ? 1005 h / CSI ? 1005 l)
  • Escape for reading clipboard (OSC 52 ; <s / p / c> ; ? BEL)
  • Set selection clipboard (OSC 52 ; <s / p> ; <BASE64> BEL)

Changed

  • On Windows, query DirectWrite for recommended anti-aliasing settings
  • Scroll lines out of the visible region instead of deleting them when clearing the screen

Fixed

  • GUI programs launched by Alacritty starting in the background on X11
  • Text Cursor position when scrolling
  • Performance issues while resizing Alacritty
  • First unfullscreen action ignored on window launched in fullscreen mode
  • The window is now filled with the background color before displaying
  • Cells sometimes not getting cleared correctly
  • X11 clipboard hanging when mime type is set
  • On macOS, Alacritty will now fallback to Menlo if a font specified in the config cannot be loaded
  • Debug ref tests are now written to disk regardless of shutdown method
  • Cursor color setting with escape sequence
  • Override default bindings with subset terminal mode match
  • On Linux, respect fontconfig's embeddedbitmap configuration option
  • Selecting trailing tab with semantic expansion
  • URL parser incorrectly handling Markdown URLs and angled brackets
  • Intermediate bytes of CSI sequences not checked
  • Wayland clipboard integration
  • Use text mouse cursor when mouse mode is temporarily disabled with shift
  • Wayland primary selection clipboard not storing text when selection is stopped outside of the window
  • Block URL highlight while a selection is active
  • Bindings for Alt + F1-F12
  • Discard scrolling region escape with bottom above top
  • Opacity always applying to cells with their background color matching the teriminal background
  • Allow semicolons when setting titles using an OSC
  • Background always opaque on X11
  • Skipping redraws on PTY update
  • Not redrawing while resizing on Windows/macOS
  • Decorations none launching an invisible window on Windows
  • Alacritty turning transparent when opening another window on macOS with chunkwm
  • Startup mode Maximized having no effect on Windows
  • Inserting Emojis using Super+. or compose sequences on Windows
  • Change mouse cursor depending on mode with Wayland
  • Hide mouse cursor when typing if the mouse.hide_when_typing option is set on Wayland
  • Glitches when DPI changes on Windows
  • Crash when resuming after suspension
  • Crash when trying to start on X11 with a Wayland compositor running
  • Crash with a virtual display connected on X11
  • Use \ instead of \\ as path separators on Windows for logging config file location
  • Underline/strikeout drawn above visual bell
  • Terminal going transparent during visual bell
  • Selection not being cleared when sending chars through a binding
  • Mouse protocols/encodings not being mutually exclusive within themselves
  • Escape CSI Ps M deleting lines above cursor when at the bottom of the viewport
  • Cell reset not clearing underline, strikeout and foreground color
  • Escape CSI Ps c honored with a wrong Ps
  • Ignore ESC escapes with invalid intermediates
  • Blank lines after each line when pasting from GTK apps on Wayland

Removed

  • Bindings for Super/Command + F1-F12
  • Automatic config generation
  • Deprecated scrolling.faux_multiplier, the alternate scroll escape can now be used to disable it and scrolling.multiplier controls the number of scrolled lines

0.3.3

Packaging

  • Add appstream metadata, located at /extra/linux/io.alacritty.Alacritty.xml
  • The xclip dependency has been removed
  • On macOS, Alacritty now requests NSSystemAdministrationUsageDescription to avoid permission failures
  • Minimum Rust version has been bumped to 1.32.0

Added

  • Added ToggleFullscreen action
  • On macOS, there's a ToggleSimpleFullscreen action which allows switching to fullscreen without occupying another space
  • A new window option window.startup_mode which controls how the window is created
  • _NET_WM_ICON property is set on X11 now, allowing for WMs to show icons in titlebars
  • Current Git commit hash to alacritty --version
  • Config options window.title and window.class
  • Config option working_directory
  • Config group debug with the options debug.log_level, debug.print_events and debug.ref_test
  • Select until next matching bracket when double-clicking a bracket
  • Added foreground/background escape code request sequences
  • Escape sequences now support 1, 3, and 4 digit hex colors

Changed

  • On Windows, Alacritty will now use the native DirectWrite font API
  • The start_maximized window option is now startup_mode: Maximized
  • Cells with identical foreground and background will now show their text upon selection/inversion
  • Default Window padding to 0x0
  • Moved config option render_timer and persistent_logging to the debug group
  • When the cursor is in the selection, it will be inverted again, making it visible

Fixed

  • Double-width characters in URLs only being highlit on the left half
  • PTY size not getting updated when message bar is shown
  • Text Cursor disappearing
  • Incorrect positioning of zero-width characters over double-width characters
  • Mouse mode generating events when the cell has not changed
  • Selections not automatically expanding across double-width characters
  • On macOS, automatic graphics switching has been enabled again
  • Text getting recognized as URLs without slashes separating the scheme
  • URL parser dropping trailing slashes from valid URLs
  • UTF-8 BOM skipped when reading config file
  • Terminfo backspace escape sequence (kbs)

Removed

  • Deprecated mouse.faux_scrollback_lines config field
  • Deprecated custom_cursor_colors config field
  • Deprecated hide_cursor_when_typing config field
  • Deprecated cursor_style config field
  • Deprecated unfocused_hollow_cursor config field
  • Deprecated dimensions config field

Version 0.3.2

Fixed

  • Panic on startup when using Conpty on Windows

Version 0.3.1

Added

  • Added ScrollLineUp and ScrollLineDown actions for scrolling line by line
  • Native clipboard support on X11 and Wayland

Changed

  • Alacritty now has a fixed minimum supported Rust version of 1.31.0

Fixed

  • Reset scrolling region when the RIS escape sequence is received
  • Subprocess spawning on macos
  • Unnecessary resize at startup
  • Text getting blurry after live-reloading shaders with padding active
  • Resize events are not send to the shell anymore if dimensions haven't changed
  • Minor performance issues with underline and strikeout checks
  • Rare bug which would extend underline and strikeout beyond the end of line
  • Cursors not spanning two lines when over double-width characters
  • Incorrect cursor dimensions if the font offset isn't 0

Version 0.3.0

Packaging

  • On Linux, the .desktop file now uses Alacritty as icon name, which can be found at extra/logo/alacritty-term.svg

Added

  • MSI installer for Windows is now available
  • New default key bindings Alt+Home, Alt+End, Alt+PageUp and Alt+PageDown
  • Dynamic title support on Windows
  • Ability to specify starting position with the --position flag
  • New configuration field window.position allows specifying the starting position
  • Added the ability to change the selection color
  • Text will reflow instead of truncating when resizing Alacritty
  • Underline text and change cursor when hovering over URLs with required modifiers pressed

Changed

  • Clicking on non-alphabetical characters in front of URLs will no longer open them
  • Command keybindings on Windows will no longer open new cmd.exe console windows
  • On macOS, automatic graphics switching has been temporarily disabled due to a macos bug

Fixed

  • Fix panic which could occur when quitting Alacritty on Windows if using the Conpty backend
  • Automatic copying of selection to clipboard when mouse is released outside of Alacritty
  • Scrollback history live reload only working when shrinking lines
  • Crash when decreasing scrollback history in config while scrolled in history
  • Resetting the terminal while in the alt screen will no longer disable scrollback
  • Cursor jumping around when leaving alt screen while not in the alt screen
  • Text lingering around when resetting while scrolled up in the history
  • Terminfo support for extended capabilities
  • Allow mouse presses and beginning of mouse selection in padding
  • Windows: Conpty backend could close immediately on startup in certain situations
  • FreeBSD: SpawnNewInstance will now open new instances in the shell's current working directory as long as linprocfs(5) is mounted on /compat/linux/proc
  • Fix lingering Alacritty window after child process has exited
  • Growing the terminal while scrolled up will no longer move the content down
  • Support for alternate keyboard layouts on macOS
  • Slow startup time on some X11 systems
  • The AltGr key no longer sends escapes (like Alt)
  • Fixes increase/decrease font-size keybindings on international keyboards
  • On Wayland, the --title flag will set the Window title now
  • Parsing issues with URLs starting in the first or ending in the last column
  • URLs stopping at double-width characters
  • Fix start_maximized option on X11
  • Error when parsing URLs ending with Unicode outside of the ascii range
  • On Windows, focusing a Window will no longer start a selection

Version 0.2.9

Changed

  • Accept fonts which are smaller in width or height than a single pixel

Fixed

  • Incorrect font spacing after moving Alacritty between displays

Version 0.2.8

Added

  • Window class on Wayland is set to Alacritty by default
  • Log file location is stored in the ALACRITTY_LOG environment variable
  • Close button has been added to the error/warning messages

Changed

  • Improve scrolling accuracy with devices sending fractional updates (like touchpads)
  • scrolling.multiplier now affects normal scrolling with touchpads
  • Error/Warning bar doesn't overwrite the terminal anymore
  • Full error/warning messages are displayed
  • Config error messages are automatically removed when the config is fixed
  • Scroll history on Shift+PgUp/PgDown when scrollback history is available

Fixed

  • Resolved off-by-one issue with erasing characters in the last column
  • Excessive polling every 100ms with live_config_reload enabled
  • Unicode characters at the beginning of URLs are now properly ignored
  • Remove error message when reloading an empty config
  • Allow disabling URL launching by setting the value of mouse.url.launcher to None
  • Corrected the window.decorations config documentation for macOS
  • Fix IME position on HiDPI displays
  • URLs not opening while terminal is scrolled
  • Reliably remove log file when Alacritty is closed and persistent logging is disabled
  • Remove selections when clearing the screen partially (scrolling horizontally in less)
  • Crash/Freeze when shrinking the font size too far
  • Documentation of the --dimensions flag have been updated to display the correct default

Removed

  • clear doesn't remove error/warning messages anymore

Version 0.2.7

Fixed

  • Crash when trying to start Alacritty on Windows

Version 0.2.6

Added

  • New alt_send_esc option for controlling if alt key should send escape sequences

Changed

  • All options in the configuration file are now optional

Fixed

  • Replaced Command with Super in the Linux and Windows config documentation
  • Prevent semantic and line selection from starting with the right or middle mouse button
  • Prevent Alacritty from crashing when started on a system without any free space
  • Resolve issue with high CPU usage after moving Alacritty between displays
  • Characters will no longer be deleted when using ncurses with the hard tab optimization
  • Crash on non-linux operating systems when using the SpawnNewInstance action

Removed

  • Windows and macOS configuration files (alacritty.yml is now platform independent)

Version 0.2.5

Added

  • New configuration field visual_bell.color allows changing the visual bell color
  • Crashes on Windows are now also reported with a popup in addition to stderr
  • Windows: New configuration field enable_experimental_conpty_backend which enables support for the Pseudoconsole API (ConPTY) added in Windows 10 October 2018 (1809) update
  • New mouse and key action SpawnNewInstance for launching another instance of Alacritty

Changed

  • Log messages are now consistent in style, and some have been removed
  • Windows configuration location has been moved from %USERPROFILE%\alacritty.yml to %APPDATA%\alacritty\alacritty.yml
  • Windows default shell is now PowerShell instead of cmd
  • URL schemes have been limited to http, https, mailto, news, file, git, ssh and ftp

Fixed

  • Fix color issue in ncurses programs by updating terminfo pairs from 0x10000 to 0x7FFF
  • Fix panic after quitting Alacritty on macOS
  • Tabs are no longer replaced by spaces when copying them to the clipboard
  • Alt modifier is no longer sent separately from the modified key
  • Various Windows issues, like color support and performance, through the new ConPTY
  • Fixed rendering non default mouse cursors in terminal mouse mode (linux)
  • Fix the Copy mouse_bindings action (#1963)
  • URLs are only launched when left-clicking
  • Removal of extra characters (like ,) at the end of URLs has been improved
  • Single quotes (') are removed from URLs when there is no matching opening quote
  • Precompiled binaries now work with macOS versions before 10.13 (10.11 and above)

Version 0.2.4

Added

  • Option for evenly spreading extra padding around the terminal (window.dynamic_padding)
  • Option for maximizing alacritty on start (window.start_maximized)
  • Display notice about errors and warnings inside Alacritty
  • Log all messages to both stderr and a log file in the system's temporary directory
  • New configuration option persistent_logging and CLI flag --persistent-logging, for keeping the log file after closing Alacritty
  • ClearLogNotice action for removing the warning and error message
  • Terminal bells on macOS will now request the user's attention in the window
  • Alacritty now requests privacy permissions on macOS

Changed

  • Extra padding is not evenly spread around the terminal by default anymore
  • When the config file is empty, Alacritty now logs an info instead of an error message

Fixed

  • Fixed a bad type conversion which could cause underflow on a window resize
  • Alacritty now spawns a login shell on macOS, as with Terminal.app and iTerm2
  • Fixed zombie processes sticking around after launching URLs
  • Zero-width characters are now properly rendered without progressing the cursor

Version 0.2.3

Fixed

  • Mouse cursor alignment issues and truncated last line caused by incorrect padding calculations

Version 0.2.2

Added

  • Add support for Windows
  • Add terminfo capabilities advertising support for changing the window title
  • Allow using scancodes in the key_bindings section
  • When mouse.url.launcher is set, clicking on URLs will now open them with the specified program
  • New mouse.url.modifiers option to specify keyboard modifiers for opening URLs on click
  • Binaries for macOS, Windows and Debian-based systems are now published with GitHub releases
  • The keys F16-F24 have been added as options for key bindings
  • DEB file adds Alacritty as option to update-alternatives --config x-terminal-emulator

Changed

  • The colors.cursor.text and colors.cursor.cursor fields are optional now
  • Moved cursor_style to cursor.style
  • Moved unfocused_hollow_cursor to cursor.unfocused_hollow
  • Moved hide_cursor_when_typing to mouse.hide_when_typing
  • Mouse bindings now ignore additional modifiers
  • Extra padding is now spread evenly around the terminal grid
  • DEB file installs to usr/bin instead of usr/local/bin

Fixed

  • Fixed erroneous results when using the indexed_colors config option
  • Fixed rendering cursors other than rectangular with the RustType backend
  • Selection memory leak and glitches in the alternate screen buffer
  • Invalid default configuration on macOS and Linux
  • Middle mouse pasting if mouse mode is enabled
  • Selections now properly update as you scroll the scrollback buffer while selecting
  • NUL character at the end of window titles
  • DPI Scaling when moving windows across monitors
  • On macOS, issues with Command-[KEY] and Control-Tab keybindings have been fixed
  • Incorrect number of columns/lines when using the window.dimensions option
  • On Wayland, windows will no longer be spawned outside of the visible region
  • Resizing of windows without decorations
  • On Wayland, key repetition works again
  • On macOS, Alacritty will now use the integrated GPU again when available
  • On Linux, the WINIT_HIDPI_FACTOR environment variable can be set from the config now

Removed

  • The custom_cursor_colors config field was deleted, remove the colors.cursor.* options to achieve the same behavior as setting it to false
  • The scale_with_dpi configuration value has been removed, on Linux the env variable WINIT_HIDPI_FACTOR=1 can be set instead to disable DPI scaling

Version 0.2.1

Added

  • Implement the hidden escape sequence (echo -e "\e[8mTEST")
  • Add support for macOS systemwide dark mode
  • Set the environment variable COLORTERM="truecolor" to advertise 24-bit color support
  • On macOS, there are two new values for the config option window.decorations:
    • transparent - This makes the title bar transparent and allows the viewport to extend to the top of the window.
    • buttonless - Similar to transparent but also removed the buttons.
  • Add support for changing the colors from 16 to 256 in the indexed_colors config section
  • Add save_to_clipboard configuration option for copying selected text to the system clipboard
  • New terminfo entry, alacritty-direct, that advertises 24-bit color support
  • Add support for CSI sequences Cursor Next Line (\e[nE) and Cursor Previous Line (\e[nF)

Changed

  • Inverse/Selection color is now modelled after XTerm/VTE instead of URxvt to improve consistency
  • First click on unfocused Alacritty windows is no longer ignored on platforms other than macOS
  • Reduce memory usage significantly by only initializing part of the scrollback buffer at startup
  • The alacritty terminfo entry no longer requires the xterm definition to be present on the system
  • The default TERM value is no longer static; the alacritty entry is used if available, otherwise the xterm-256color entry is used instead
  • The values true and false for the config option window.decorations have been replaced with full and none

Fixed

  • Rendering now occurs without the terminal locked which improves performance
  • Clear screen properly before rendering of content to prevent various graphical glitches
  • Fix build failure on 32-bit systems
  • Windows started as unfocused now show the hollow cursor if the setting is enabled
  • Empty lines in selections are now properly copied to the clipboard
  • Selection start point lagging behind initial cursor position
  • Rendering of selections which start above the visible area and end below it
  • Bracketed paste mode now filters escape sequences beginning with \x1b

Removed

  • The terminfo entry alacritty-256color. It is replaced by the alacritty entry (which also advertises 256 colors)

Version 0.2.0

Added

  • Add a scrollback history buffer (10_000 lines by default)
  • CHANGELOG has been added for documenting relevant user-facing changes
  • Add ClearHistory key binding action and the Erase Saved Lines control sequence
  • When growing the window height, Alacritty will now try to load additional lines out of the scrollback history
  • Support the dim foreground color (echo -e '\033[2mDimmed Text')
  • Add support for the LCD-V pixel mode (vertical screens)
  • Pressing enter on the numpad should now insert a newline
  • The mouse bindings now support keyboard modifiers (shift/ctrl/alt/super)
  • Add support for the bright foreground color
  • Support for setting foreground, background colors in one escape sequence

Changed

  • Multiple key/mouse bindings for a single key will now all be executed instead of picking one and ignoring the rest
  • Improve text scrolling performance (affects applications like yes, not scrolling the history)

Fixed

  • Clear the visible region when the RIS escape sequence (echo -ne '\033c') is received
  • Prevent logger from crashing Alacritty when stdout/stderr is not available
  • Fix a crash when sending the IL escape sequence with a large number of lines