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v8.2.7

niri-wm/niriv8.2.7May 19, 2026by willmcgugan

AI Summary

Adds Kitty key protocol support and improves TextArea functionality with modifier key detection and enhanced shortcuts.

Key Highlights

  • Added Kitty key protocol support for alt+backspace on Warp terminal
  • Added support for detecting separate modifier keys in terminals
  • Added TEXTUAL_DISABLE_KITTY_KEY environment variable for debugging
  • Improved TextArea shortcuts including cmd+ for undo/redo/copy/cut/paste

New Features

  • Kitty key protocol "Report all keys as escape codes" support
  • Separate modifier key detection for terminals
  • TEXTUAL_DISABLE_KITTY_KEY environment variable
  • cmd+ shortcuts for undo/redo/copy/cut/paste in TextArea
  • ctrl+u deletes newline at cursor start
  • alt+delete bound to delete word right
  • Text opacity applies dim attribute if < 50%

Full Release Notes

This release adds additional support for the Kitty key protocol. Which enables some additional keys on some terminals. Additionally, Textual will report modifier keys as separate key events. 

Additionally there are a few more shortcuts to the Text Area.

This release sponsored by Mistral AI. See release notes for detail.

## [8.2.7] - 2026-05-19 

### Added

- Added support for Kitty key protocol "Report all keys as escape codes" which enabled alt+backspace on Warp https://github.com/Textualize/textual/pull/6544
- Added support for detecting separate modifier keys for terminals that support the Kitty key protocol https://github.com/Textualize/textual/pull/6544
- Added `TEXTUAL_DISABLE_KITTY_KEY` env var to disable Kitty key protocol support (debug aid). https://github.com/Textualize/textual/pull/6544

### Changed

- Undo/redo/copy/cut/paste in TextArea will now work with cmd+ on supported terminals https://github.com/Textualize/textual/pull/6543
- In TextArea, ctrl+u will now delete a newline if the cursor is at the start https://github.com/Textualize/textual/pull/6543
- in TextArea alt+delete is now bound to delete word right https://github.com/Textualize/textual/pull/6543
- Text opacity applied to an ansi theme will now set the dim attribute if the opacity is < 50% https://github.com/Textualize/textual/pull/6546