6.8.0

Features

• Support gradients in Cover block.
• Add a breadcrumb bar to support block hierarchy selection.

Enhancements

• Cover block: change the minimum height input step size to one.
• Allow setting a display name for blocks based on their content in the BlockNavigator.
• Hide the gradients panel if an empty set of gradients is explicitly defined.
• Do not transform list items into paragraphs when deleting first list item and list is not empty.
• Replace inline styles with classnames for the gradient palette.
• Preserve list attributes (start, type and reversed) when pasting or converting HTML to blocks. 

Bugs

• Clear local autosaves after successful saves.
• Fix the columns block width overflow issue when using more than two columns.
• Fix the Link Rel input not showing the saved value of the link rel attribute.
• Fix JavaScript errors triggered when using links without href in HTML mode.
• Move the default list styles to the theme editor styles.
• Fix Invalid import statement for deprecated call in the Modal component.
• Fix a small visual glitch in the Publish button.
• Prevent blank page when using the Media Modal Edit Image "back" button.
• Allow the shortcode transform to apply to all the provided shortcode aliases. 
• Fix JavaScript error triggered when using arrows on an empty URLInput.
• Fix extra margins added to Gallery blocks by list editor styles.
• Fix custom button background color not reflected on reload.
• Preserve List block attributes when splitting into multiple lists. 
• Fix checkbox styles when used in metaboxes.
• Make the FontSizePicker style independent from WordPress core styles.
• Fix overlapping controls in the Inline Image formatting toolbar.
• Fix strikethrough formatting when copy/pasting from Google Docs in Safari.
• Allow media upload post processing for all 5xx REST API responses.

Experiments

• Navigation block:
  • Support color customization.
  • Improve the Link edition UI.
• Block Content Areas:
  • Implement a frontend template loader based on the  wp_template CPT.
  • Add a temporary UI to edit wp_template CPT posts.
  • Add a Site title block.

New APIs

• Add VisuallyHidden component.
• Add @wordpress/base-styles package to share the common variables/mixins used by the WordPress packages.
• Add Platform component to allow writing platform (web, mobile) specific logic.
• Add isInvalidDate prop to DatePicker.
• @wordpress/env improvements:
  • Support custom ports.
  • Support using it for themes.
• Add a new experimental React  hook to support colors in blocks.
• Add a new experimental DimentionControl component.

Various

• Storybook:
  • Add a story for the CheckboxControl component.
  • Add a story for the Dashicon component.
  • Add a story for the ColorPalette component.
  • Add a story for the ColorPicker component.
  • Add a story for the ExternalLink component.

Add knobs to the ColorIndicator Story.

• Several other enhancements to existing stories.
• Linting fixes for Storybook config.
• Fix Lint warnings triggered by JSDoc definitions.
• Reorganize e2e tests specs into three folders: editor, experimental and plugin.
• Cleanup skipped e2e tests.
• Add a link to Storybook from the Gutenberg playground.
• Optimize the @wordpress/compose package to support tree-shaking.
• Code Quality:
  • Refactor the Button block edit function to use a functional component.
  • Change the name of the accumulated variables in reduce functions.
  • Remove wrapper around the Table block cells.
• Fix several issues related to Node 12 becoming LTS.
• Add the Block Inspector to the Gutenberg playground.

Documentation

• Enhance the Git workflow documentation.
• Clarify block naming conventions.
• Tweaks and typos: 1, 2.

6.8.0 RC1

Features

• Support gradients in Cover block.
• Add a breadcrumb bar to support block hierarchy selection.

Enhancements

• Cover block: change the minimum height input step size to one.
• Allow setting a display name for blocks based on their content in the BlockNavigator.
• Hide the gradients panel if an empty set of gradients is explicitly defined.
• Do not transform list items into paragraphs when deleting first list item and list is not empty.
• Replace inline styles with classnames for the gradient palette.
• Preserve list attributes (start, type and reversed) when pasting or converting HTML to blocks. 

Bugs

• Clear local autosaves after successful saves.
• Fix the columns block width overflow issue when using more than two columns.
• Fix the Link Rel input not showing the saved value of the link rel attribute.
• Fix JavaScript errors triggered when using links without href in HTML mode.
• Move the default list styles to the theme editor styles.
• Fix Invalid import statement for deprecated call in the Modal component.
• Fix a small visual glitch in the Publish button.
• Prevent blank page when using the Media Modal Edit Image "back" button.
• Allow the shortcode transform to apply to all the provided shortcode aliases. 
• Fix JavaScript error triggered when using arrows on an empty URLInput.
• Fix extra margins added to Gallery blocks by list editor styles.
• Fix custom button background color not reflected on reload.
• Preserve List block attributes when splitting into multiple lists. 
• Fix checkbox styles when used in metaboxes.
• Make the FontSizePicker style independent from WordPress core styles.
• Fix overlapping controls in the Inline Image formatting toolbar.
• Fix strikethrough formatting when copy/pasting from Google Docs in Safari.
• Allow media upload post processing for all 5xx REST API responses.

Experiments

• Navigation block:
  • Support color customization.
  • Improve the Link edition UI.
• Block Content Areas:
  • Implement a frontend template loader based on the  wp_template CPT.
  • Add a temporary UI to edit wp_template CPT posts.
  • Add a Site title block.

New APIs

• Add VisuallyHidden component.
• Add @wordpress/base-styles package to share the common variables/mixins used by the WordPress packages.
• Add Platform component to allow writing platform (web, mobile) specific logic.
• Add isInvalidDate prop to DatePicker.
• @wordpress/env improvements:
  • Support custom ports.
  • Support using it for themes.
• Add a new experimental React  hook to support colors in blocks.
• Add a new experimental DimentionControl component.

Various

• Storybook:
  • Add a story for the CheckboxControl component.
  • Add a story for the Dashicon component.
  • Add a story for the ColorPalette component.
  • Add a story for the ColorPicker component.
  • Add a story for the ExternalLink component.

Add knobs to the ColorIndicator Story.

• Several other enhancements to existing stories.
• Linting fixes for Storybook config.
• Fix Lint warnings triggered by JSDoc definitions.
• Reorganize e2e tests specs into three folders: editor, experimental and plugin.
• Cleanup skipped e2e tests.
• Add a link to Storybook from the Gutenberg playground.
• Optimize the @wordpress/compose package to support tree-shaking.
• Code Quality:
  • Refactor the Button block edit function to use a functional component.
  • Change the name of the accumulated variables in reduce functions.
  • Remove wrapper around the Table block cells.
• Fix several issues related to Node 12 becoming LTS.
• Add the Block Inspector to the Gutenberg playground.

Documentation

• Enhance the Git workflow documentation.
• Clarify block naming conventions.
• Tweaks and typos: 1, 2.

6.7.0

Features

• Add gradient backgrounds support to the Button block.

Bug Fixes

• i18n : Include the plural version of the “remove block” string.
• Update dropdown menu items to match hover style in other places.
• Smoothly reposition Popovers on scroll.
• Fix margin styles for Gallery and Social links blocks.
• Fix popovers hidden on mobile.
• Ensure sidebar plugins do not get auto-closed when opened on small screens.
• Fix the design of the Checkbox component in IE11.
• Add has-text-color classname to heading block.
• Prevent figure margin reset CSS from being included in the frontend.
• Fix the scaling of the pinned plugins menu icons.
• Fix Heading and paragraph colors not applied inside the cover block.
• Close Nux tips when clicking outside the tip.
• Fix meta attribute source for post types other than post.
• Fix ”Open in New Tab” not being persisted.
• Fix redo behavior and expand test coverage.
• I18n: Fix missing translation for the “All content copied” string.
• Fix the block preview padding in themes with custom backgrounds.
• Fix merging list blocks with indented list items.
• Fix inline image controls display condition.
• Fix clicking the redirect element focuses the inserted paragraph.
• Fix editing meta attributes with multiple set to true.
• Add No Preview Available text to the inserter preview panel.
• Prevent block controls from disappearing when switching the List block type.
• Avoid trailing space at the end of a translatable string.
• Fix left aligned nested blocks.
• Fix the top margin of the RadioControl help text.
• Fix invalid HTML used in the Featured Image panel.
• Make sure that all edits after saving are considered persistent by default.
• Ensure that sidebar is closed on the first visit on small screens.
• Update the columns block example to avoid overlapping issues.
• Remove unnecessary default styles for H2 heading inside Cover blocks.
• Fix Media & Text block alignment in IE11.
• Remove unnecessary padding in the Columns block.
• Fix the Columns block height in IE11.
• Correctly update RichText value after undo.
• Prevent the snackbar link components from hiding on focus.
• Fix block toolbar position in IE11.
• Retry uploading images on failures.

Performance

• Avoid continuously reset browser selection (improve typing performance in iOS).

Enhancements

• Polish FontSize Picker design.
• Use body color for the post publish panel.
• Limit the width and height of the pinnable plugins icons.
• Add a max width to the Search block input.

Experiments

• Menu Navigation block:
• Implement initial state containing top level pages.
• Fix menu alignment.
• Fix the classname in frontend.
• Block Directory
• Change the relative time string.
• Widgets Screen
• Fix the styling of the inspector panel.

Documentation

• Fix @wordpress/data-controls examples.
• Typos and tweaks: 1, 2.

Various

• Introduce the @wordpress/env package, A zero-config, self-contained local WordPress environment for development and testing.
• Add Storybook to develop and showcase UI components:
• Add ButtonGroup component.
• Add ScrollLock component.
• Add Animate component.
• Add Icon and IconButton components.
• Add ClipboardButton component.
• Add ColorIndicator component.
• Remove RichText wrapper and use Popover for the inline toolbar.
• Improve the way the lock file handles local dependencies.
• Refactor ColorPalette by extracting its design.
• Improve E2E test reliability by consuming synchronous data and bailing on save failure.
• Replace the isDismissable prop with isDismissible in the Modal component.
• Add eslint-plugin-jest to the default @wordpress/scripts linting config.
• Update @wordpress/scripts to use the latest version of webpack for build and start commands.
• Cleanup Dashicon component.
• Update the Excerpt help link.
• Release tool: fix wrong package.json used when bumping the stable released version.
• Fix several typos in code and files.
• Update E2E tests to accommodate WP 5.3 Beta 3 changes.
• Define the “sideEffects” property for @WordPress packages.
• Add nested embed e2e test.
• I18N: Always return the translation file prefixed with gutenberg-.
• Use wp.org CDN for images used in block preview.

6.7.0 RC1

Features

• Add gradient backgrounds support to the Button block.

Bug Fixes

• i18n : Include the plural version of the “remove block” string. [1]

• Update dropdown menu items to match hover style in other places. [2] [17]

• Smoothly reposition Popovers on scroll. [3]

• Fix margin styles for Gallery and Social links blocks. [4]

• Fix popovers hidden on mobile. [5]

• Ensure sidebar plugins do not get auto-closed when opened on small screens. [6]

• Fix the design of the Checkbox component in IE11. [7]

• Add has-text-color classname to heading block. [8]

• Prevent figure margin reset CSS from being included in the frontend. [9]

• Fix the scaling of the pinned plugins menu icons. [12]

• Fix Heading and paragraph colors not applied inside the cover block. [13]

• Close Nux tips when clicking outside the tip. [14]

• Fix meta attribute source for post types other than post. [15]

• Fix ”Open in New Tab” not being persisted. [16]

• Fix redo behavior and expand test coverage. [18][30]

• I18n: Fix missing translation for the “All content copied” string. [19]

• Fix the block preview padding in themes with custom backgrounds. [20]

• Fix merging list blocks with indented list items. [21]

• Fix inline image controls display condition. [22]

• Fix clicking the redirect element focuses the inserted paragraph. [23]

• Fix editing meta attributes with multiple set to true. [24]

• Add No Preview Available text to the inserter preview panel. [25]

• Prevent block controls from disappearing when switching the List block type. [26]

• Avoid trailing space at the end of a translatable string. [27]

• Fix left aligned nested blocks. [28]

• Fix the top margin of the RadioControl help text. [32]

• Fix invalid HTML used in the Featured Image panel. [33]

• Make sure that all edits after saving are considered persistent by default. [34]

• Ensure that sidebar is closed on the first visit on small screens. [35]

• Update the columns block example to avoid overlapping issues. [36]

• Remove unnecessary default styles for H2 heading inside Cover blocks. [37]

• Fix Media & Text block alignment in IE11. [38]

• Remove unnecessary padding in the Columns block. [40]

• Fix the Columns block height in IE11. [41]

• Correctly update RichText value after undo. [42]

• Prevent the snackbar link components from hiding on focus. [43]

• Fix block toolbar position in IE11. [44]

Performance

• Avoid continuously reset browser selection (improve typing performance in iOS). [39]

Enhancements

• Polish FontSize Picker design.

• Use body color for the post publish panel.

• Limit the width and height of the pinnable plugins icons.

• Add a max width to the Search block input.

Experiments

• Menu Navigation block:

• Implement initial state containing top level pages.

• Fix menu alignment.

• Fix the classname in frontend.

• Block Directory

• Change the relative time string.

• Widgets Screen

• Fix the styling of the inspector panel.

Documentation

• Fix @wordpress/data-controls examples.

• Typos and tweaks: 1, 2.

Various

• Introduce the @wordpress/env package, A zero-config, self contained local WordPress environment for development and testing.

• Add Storybook to develop and showcase UI components:

• Add ButtonGroup component.

• Add ScrollLock component.

• Add Animate component.

• Add Icon and IconButton components.

• Add ClipboardButton component.

• Add ColorIndicator component.

• Remove RichText wrapper and use Popover for the inline toolbar.

• Improve the way the lock file handles local dependencies.

• Refactor ColorPalette by extracting its design.

• Improve E2E test reliability by consuming synchronous data and bailing on save failure.

• Replace the isDismissable prop with isDismissible in the Modal component.

• Add eslint-plugin-jest to the default @wordpress/scripts linting config. [10]

• Updated to the latest version of webpack for @wordpress/scripts build and start commands. [11]

• Cleanup Dashicon component.

• Update the Excerpt help link.

• Release tool: fix wrong package.json used when bumping the stable released version.

• Fix several typos in code and files.

• Update E2E tests to accommodate WP 5.3 Beta 3 changes. [22]

• Define the “sideEffects” property for @WordPress packages. [29]

• Add nested embed e2e test.

• I18N: Always return the translation file prefixed with gutenberg-.

• Use wp.org CDN for images used in block preview. [45]

6.6.0

Enhancements

• Turn Stack on mobile toggle on by default in the Media & Text block.
• Only show the Inserter help panel in the topbar inserter.
• Use minimum height instead of height for Cover height control label.
• Update the buttons styling to match core.
• Add preview examples for multiple core blocks.

New APIs

• Implement EntityProvider and use it to refactor the meta block attributes.

Experimental

• Introduce the wp_template custom post type to preempt the block content areas work.
• Use the entities store for the widgets screen.

Bugs

• Fix javascript error potentially triggered when using saveEntityRecord action.
• Avoid marking the post as dirty when forcing an undo level (RichText).
• Fix Post Publish Panel overlapping the user profile dropdown menu.
• Fix and align collapsing logic for Save Draft and Saved button states.
• Remove Reusable block name and description from the inserter help panel.
• Fix spacing issues in the inserter panel previews.
• Gallery block: Don't show the caption gradient overlay unless image is selected or a caption is set.
• Gallery block: Fix custom alignment layouts
• Fix dirtiness detection when server-side saving filters are used.
• Remove wrong i18n domain.
• Fix invalid block warning panel.
• Fix various issues in related to the BlockDirectory inserter.
• Cover block: Show Height control only if an image background is selected.
• Fix RichText composition input issues.
• Fix block placeholders spacing after Core inputs updates.
• Fix checkbox design (color and background) after Core updates.
• Fix radio buttons design after Core updates.
• Remove any existing subscriptions before adding a new save metaboxes sub to prevent multiple saves.
• Clear auto-draft titles on save if not changed explicitly.
• Fix block error boundary.
• Fix select elements design in the sidebar after Core updates.
• Allow using space with modifier keys at the beginning of list items.
• Fix the inputs height after Core updates.
• fix conflict between remote and local autosaves.

Performance

• Request the Image block’s metadata only if the block is selected.
• Improve the performance of the block reordering animation in Safari.
• Remove Autocomplete component wrappers.

Various

• Replace registered social links blocks if already registered in Core.
• More stable List block e2e tests.
• Add e2e tests to validate the date picker UI behavior.
• Add e2e tests to validate the local auto-save behavior.
• Mark the social links block as experimental.
• Update the e2e tests to accommodate the new theme.
• Align the version of lodash with WordPress core.
• Add phpcs rule to detect unused variables.
• Simplify Block Selection Reducer.
• Add has-background classes to pullquote and Media & Text blocks for consistency.
• Tidy up button vertical align styles.
• Update browserslist dependency.

Documentation

• Add scripts/styles dependency management documentation.
• Update docs with the example property used for Inserter previews.
• Typos and tweaks: 1, 2, 3, 4, 5.

Mobile

• Add rounded corners on media placeholder and unsupported blocks.
• Fix link editing when the cursor is at the beginning of a link.

6.6.0 RC1

Enhancements

• Turn Stack on mobile toggle on by default in the Media & Text block.
• Only show the Inserter help panel in the topbar inserter.
• Use minimum height instead of height for Cover height control label.
• Update the buttons styling to match core.
• Add preview examples for multiple core blocks.

New APIs

• Implement EntityProvider and use it to refactor the meta block attributes.

Experimental

• Introduce the wp_template custom post type to preempt the block content areas work.
• Use the entities store for the widgets screen.

Bugs

• Fix javascript error potentially triggered when using saveEntityRecord action.
• Avoid marking the post as dirty when forcing an undo level (RichText).
• Fix Post Publish Panel overlapping the user profile dropdown menu.
• Fix and align collapsing logic for Save Draft and Saved button states.
• Remove Reusable block name and description from the inserter help panel.
• Fix spacing issues in the inserter panel previews.
• Gallery block: Don't show the caption gradient overlay unless image is selected or a caption is set.
• Gallery block: Fix custom alignment layouts
• Fix dirtiness detection when server-side saving filters are used.
• Remove wrong i18n domain.
• Fix invalid block warning panel.
• Fix various issues in related to the BlockDirectory inserter.
• Cover block: Show Height control only if an image background is selected.
• Fix RichText composition input issues.
• Fix block placeholders spacing after Core inputs updates.
• Fix checkbox design (color and background) after Core updates.
• Fix radio buttons design after Core updates.
• Remove any existing subscriptions before adding a new save metaboxes sub to prevent multiple saves.
• Clear auto-draft titles on save if not changed explicitly.
• Fix block error boundary.
• Fix select elements design in the sidebar after Core updates.
• Allow using space with modifier keys at the beginning of list items.
• Fix the inputs height after Core updates.
• fix conflict between remote and local autosaves.

Performance

• Request the Image block’s metadata only if the block is selected.
• Improve the performance of the block reordering animation in Safari.
• Remove Autocomplete component wrappers.

Various

• Replace registered social links blocks if already registered in Core.
• More stable List block e2e tests.
• Add e2e tests to validate the date picker UI behavior.
• Add e2e tests to validate the local auto-save behavior.
• Mark the social links block as experimental.
• Update the e2e tests to accommodate the new theme.
• Align the version of lodash with WordPress core.
• Add phpcs rule to detect unused variables.
• Simplify Block Selection Reducer.
• Add has-background classes to pullquote and Media & Text blocks for consistency.
• Tidy up button vertical align styles.
• Update browserslist dependency.

Documentation

• Add scripts/styles dependency management documentation.
• Update docs with the example property used for Inserter previews.
• Typos and tweaks: 1, 2, 3, 4, 5.

Mobile

• Add rounded corners on media placeholder and unsupported blocks.
• Fix link editing when the cursor is at the beginning of a link.

6.5.0

Features

• Add a new Social links block.
• Support border radius changes in the Button block.
• Support adding a caption to the Gallery block.
• Support local autosaves.

Enhancements

• Disable the click-through behavior in desktop.
• Update the labels width to fit their content.
• Avoid displaying console warnings when blocks are upgraded using deprecated versions.
• Reduce the padding around the in-between block inserter.
• Improve the design of the block movers.
• Align the Gallery block image controls with the block movers design.
• Remove child blocks from the block manager.
• Remove duplicated "Enable" label from the options panel.
• Use sentence case for all tooltips.
• Remove the forced gray scale from the category icons.
• Move the alignment controls to toolbar of the Heading block.
• Use the featured image frame in the Media modal.

Bug Fixes

• Update the Post Schedule label to correctly reflect the date and time display settings.
• Clean up the block toolbar position for wide full blocks.
• Fix the cropped focus indicator in the block inserter.
• Browser incompatibilities:
  • Fallback to setTimeout in RichText if no requestIdleCallback is not supported.
  • Block toolbar fixes for IE11.
  • Fix Backspace usage in RichText for IE11.
• Prevent clicking the next/previous month in the Post Schedule popover from closing it.
• Prevent the private posts from triggering the unsaved changes warnings after saving.
• Fix the usage of the useReducedMotion hook in Node.js context.
• A11y:
  • Use darker form field borders.
  • Fix the modal escape key propagation.
  • Move focus back from the Modal to the More Menu when it was used to open the Modal.
• Trim leading and trailing whitespaces when inserting links.
• Prevent using the paragraph block when pasting unformatted text into RichText.
• Fix styling of classic block's block controls.
• Fix the showing/hiding logic of the Group menu item in the block settings menu.
• Fix invalid HTML nesting of buttons.
• Fix React warning when using withFocusReturn Higher-order component.
• Fix lengthy content cuts in the Cover block.
• Disable multi-selection when resizing.
• Fix the permalink UI in RTL languages.
• Fix multiple issues related to the reusable blocks editing/previewing UI.
• Remove filter that unsets auto-draft titles.
• Fix the Move to trash button redirection.
• Prevent undo/redo history cleaning on autosaves.
• Add i18n support for title Content Blocks string.
• Add missing extra classnames to the Column block.
• Fix JavaScript error triggered when using a multi-line RichText.
• Fix RichText focus related issues.
• Fix undo levels inconsistencies.
• Fix multiple post meta fields edits.
• Fix selecting custom colors in RTL languages.

Experiments

• Add one-click search and install blocks from the block directory to the inserter.
• Refactor the Navigation block to be a dynamic block.
• Add a block navigator to the Navigation block.
• Only show the customizer block based widgets if the experimental widget screen is enabled.

APIs

• Add a disableDropZone prop for MediaPlaceholder component.
• Add post autosave locking.
• PluginPrePublishPanel and PluginPostPublishPanel support icon prop and inherits from registerPlugin.
• Allow disabling the Post Status settings panel.
• Restore the keepPlaceholderOnFocus RichText prop.

Various

• Upgrade React and React DOM to 16.9.0.
• Add TypeScript JSDoc linting to the @wordpress/url package.
• Run npm audit to fix the reported vulnerabilities.
• Switch the local environment to an environment based on the Core setup.
• Set a constant namespace for module sourcemaps.
• Refactor the loading animation to rely on the Animate component.
• Code improvements to block PHP files.
• Enable the duplicate style property linting rule.
• Update Husky & Lint-staged to the latest versions.
• Restore the usage of the latest npm version in CI.
• Add ESLint as peer dependency to eslint-plugin.
• Conditionally include the block styles functionality to avoid conflicts with Core.
• Add missing deprecated setFocusedElement prop to the RichText component.
• Support generating assets in PHP format in the webpack dependency extraction plugin.

Documentation

• Update the reviews and merging documentation.
• Fix type docs for the Notices package.
• Add a link to the fixtures tests document in the Testing Overview.
• Adds documentation for the onClose prop of MediaUpload.
• Tweaks and typos: 1, 2, 3, 4, 5, 6, 7, 8.

6.5.0 RC1

Features

• Add a new Social links block.
• Support border radius changes in the Button block.
• Support adding a caption to the Gallery block.
• Support local autosaves.

Enhancements

• Disable the click-through behavior in desktop.
• Update the labels width to fit their content.
• Avoid displaying console warnings when blocks are upgraded using deprecated versions.
• Reduce the padding around the in-between block inserter.
• Improve the design of the block movers.
• Align the Gallery block image controls with the block movers design.
• Remove child blocks from the block manager.
• Remove duplicated "Enable" label from the options panel.
• Use sentence case for all tooltips.
• Remove the forced gray scale from the category icons.
• Move the alignment controls to toolbar of the Heading block.
• Use the featured image frame in the Media modal.

Bug Fixes

• Update the Post Schedule label to correctly reflect the date and time display settings.
• Clean up the block toolbar position for wide full blocks.
• Fix the cropped focus indicator in the block inserter.
• Browser incompatibilities:
  • Fallback to setTimeout in RichText if no requestIdleCallback is not supported.
  • Block toolbar fixes for IE11.
  • Fix Backspace usage in RichText for IE11.
• Prevent clicking the next/previous month in the Post Schedule popover from closing it.
• Prevent the private posts from triggering the unsaved changes warnings after saving.
• Fix the usage of the useReducedMotion hook in Node.js context.
• A11y:
  • Use darker form field borders.
  • Fix the modal escape key propagation.
  • Move focus back from the Modal to the More Menu when it was used to open the Modal.
• Trim leading and trailing whitespaces when inserting links.
• Prevent using the paragraph block when pasting unformatted text into RichText.
• Fix styling of classic block's block controls.
• Fix the showing/hiding logic of the Group menu item in the block settings menu.
• Fix invalid HTML nesting of buttons.
• Fix React warning when using withFocusReturn Higher-order component.
• Fix lengthy content cuts in the Cover block.
• Disable multi-selection when resizing.
• Fix the permalink UI in RTL languages.
• Fix multiple issues related to the reusable blocks editing/previewing UI.
• Remove filter that unsets auto-draft titles.
• Fix the Move to trash button redirection.
• Prevent undo/redo history cleaning on autosaves.
• Add i18n support for title Content Blocks string.
• Add missing extra classnames to the Column block.
• Fix JavaScript error triggered when using a multi-line RichText.
• Fix RichText focus related issues.
• Fix undo levels inconsistencies.
• Fix multiple post meta fields edits.
• Fix selecting custom colors in RTL languages.

Experiments

• Add one-click search and install blocks from the block directory to the inserter.
• Refactor the Navigation block to be a dynamic block.
• Add a block navigator to the Navigation block.
• Only show the customizer block based widgets if the experimental widget screen is enabled.

APIs

• Add a disableDropZone prop for MediaPlaceholder component.
• Add post autosave locking.
• PluginPrePublishPanel and PluginPostPublishPanel support icon prop and inherits from registerPlugin.
• Allow disabling the Post Status settings panel.
• Restore the keepPlaceholderOnFocus RichText prop.

Various

• Upgrade React and React DOM to 16.9.0.
• Add TypeScript JSDoc linting to the @wordpress/url package.
• Run npm audit to fix the reported vulnerabilities.
• Switch the local environment to an environment based on the Core setup.
• Set a constant namespace for module sourcemaps.
• Refactor the loading animation to rely on the Animate component.
• Code improvements to block PHP files.
• Enable the duplicate style property linting rule.
• Update Husky & Lint-staged to the latest versions.
• Restore the usage of the latest npm version in CI.
• Add ESLint as peer dependency to eslint-plugin.
• Conditionally include the block styles functionality to avoid conflicts with Core.
• Add missing deprecated setFocusedElement prop to the RichText component.
• Support generating assets in PHP format in the webpack dependency extraction plugin.

Documentation

• Update the reviews and merging documentation.
• Fix type docs for the Notices package.
• Add a link to the fixtures tests document in the Testing Overview.
• Adds documentation for the onClose prop of MediaUpload.
• Tweaks and typos: 1, 2, 3, 4, 5, 6, 7, 8.

6.4.0

Features

• Add the option to select the style that is automatically applied.
• Add the option to resize Cover Block .
• Allow directly setting a solid background color on Cover block.
• Add list start, reversed settings.
• Add a help panel to the inserter available in all blocks.
• Typewriter experience.
• Add circle-crop variation to Image block.

Enhancements

• Add overflow support inside block switcher.
• Update GitHub action exit codes.
• Core Data: return updated record in saveEntityRecord.
• Latest Posts Block: (no title) instead of (Untitled) for a post without a title.
• Remove borders around inserter items for blocks with children blocks.
• Add disabled block count in the block manager.
• Writing Flow:
  • Add splitting in the quote block.
  • Allow undoing of patterns with BACKSPACE and ESC.

Experiments

• Widgets Screen:
  • Fix: Blocks are too close together.
  • Add Button block appender.

New APIs

• Add callbacks to ServerSideRenderer to handle failures with custom renderers.
• Add the block example API and use it for inserter and switcher previews.
• Enable an optional namespace parameter for hasAction & hasFilter .

Bug Fixes

• The duplicate button appears even if the block is not allowed.
• Double scrollbar appearing in full-screen mode.
• RichText: ignore selection changes during composition
• Missing default functions as props in BlockEditorProvider.
• Button block does not center on the editor.
• Guard block component against zombie state bug.
• Add truthy check for the Popover component onClose prop before calling it.
• Make InnerBlocks only force the template on directly set lockings.
• Check to ensure focus has intentionally left the wrapped component in withFocusOutside HOC.
• Correctly transform images with external sources into a gallery.
• Block toolbar appears above sidebar on medium viewports.
• Basecontrol name undefined triggring eslint-plugin TypeError.
• Image flickering & focus lose on resizing.
• Add get_item_schema function to WP_REST_Widget_Areas_Controller .
• Empty Classic Editor inside innerBlock fatal error.
• Changing month in post publish date closes the popover.

Various

• Update re-resizable dependency
• Use mixins in button styles instead of media queries.
• Fix performance tests with the introduction of the navigation mode
• RichText code improvements: #16905, #16962.
• Scripts:
  • Improve the way test files are discovered.
  • Improve recommended settings included in the package.
  • Use the SCSS shared stylelint-config-wordpress config.
• Ignore the WordPress directory in stylelint.
• Fix: edit post sets some default block appender styles.
• Build: remove global install of latest npm.
• Project automation:
  • Rewrite actions using JavaScript.
  • Fix: Add first-time contributor label.
  • Fix: Add milestone.
• Remove unused CSS from ColorPalette component.

Documentation

• Add examples for the lockPostSaving and unlockPostSavingactions.
• Add guidance for adding/proposing/suggesting new components to the wordpress/components npm package.
• Add section about updating package after new releases.
• Add ESNext examples to format API tutorial.
• Document server-side functions that allow registering block styles.

Mobile

• Reset toolbar scroll on content change.
• Extract caption component.
• Not use ListEdit.
• Hide replaceable blocks when adding blocks.
• Make tapping at the end of post always insert at the end of the post.

6.4.0 RC1

Features

• Add the option to select the style that is automatically applied.
• Add the option to resize Cover Block .
• Allow directly setting a solid background color on Cover block.
• Add list start, reversed settings.
• Add a help panel to the inserter available in all blocks.
• Typewriter experience.
• Add circle-crop variation to Image block.

Enhancements

• Add overflow support inside block switcher.
• Update GitHub action exit codes.
• Core Data: return updated record in saveEntityRecord.
• Latest Posts Block: (no title) instead of (Untitled) for a post without a title.
• Remove borders around inserter items for blocks with children blocks.
• Add disabled block count in the block manager.
• Writing Flow:
  • Add splitting in the quote block.
  • Allow undoing of patterns with BACKSPACE and ESC.

Experiments

• Widgets Screen:
  • Fix: Blocks are too close together.
  • Add Button block appender.

New APIs

• Add callbacks to ServerSideRenderer to handle failures with custom renderers.
• Add the block example API and use it for inserter and switcher previews.
• Enable an optional namespace parameter for hasAction & hasFilter .

Bug Fixes

• The duplicate button appears even if the block is not allowed.
• Double scrollbar appearing in full-screen mode.
• RichText: ignore selection changes during composition
• Missing default functions as props in BlockEditorProvider.
• Button block does not center on the editor.
• Guard block component against zombie state bug.
• Add truthy check for the Popover component onClose prop before calling it.
• Make InnerBlocks only force the template on directly set lockings.
• Check to ensure focus has intentionally left the wrapped component in withFocusOutside HOC.
• Correctly transform images with external sources into a gallery.
• Block toolbar appears above sidebar on medium viewports.
• Basecontrol name undefined triggring eslint-plugin TypeError.
• Image flickering & focus lose on resizing.
• Add get_item_schema function to WP_REST_Widget_Areas_Controller .
• Empty Classic Editor inside innerBlock fatal error.

Various

• Update re-resizable dependency
• Use mixins in button styles instead of media queries.
• Fix performance tests with the introduction of the navigation mode
• RichText code improvements: #16905, #16962.
• Scripts:
  • Improve the way test files are discovered.
  • Improve recommended settings included in the package.
  • Use the SCSS shared stylelint-config-wordpress config.
• Ignore the WordPress directory in stylelint.
• Fix: edit post sets some default block appender styles.
• Build: remove global install of latest npm.
• Project automation:
  • Rewrite actions using JavaScript.
  • Fix: Add first-time contributor label.
  • Fix: Add milestone.
• Remove unused CSS from ColorPalette component.

Documentation

• Add examples for the lockPostSaving and unlockPostSavingactions.
• Add guidance for adding/proposing/suggesting new components to the wordpress/components npm package.
• Add section about updating package after new releases.
• Add ESNext examples to format API tutorial.
• Document server-side functions that allow registering block styles.

Mobile

• Reset toolbar scroll on content change.
• Extract caption component.
• Not use ListEdit.
• Hide replaceable blocks when adding blocks.
• Make tapping at the end of post always insert at the end of the post.