What’s new in Gutenberg 11.3? (18 August)

Two weeks have passed since 11.2, so here we are again for a new GutenbergGutenberg The Gutenberg project is the new Editor Interface for WordPress. The editor improves the process and experience of creating new content, making writing rich content much simpler. It uses ‘blocks’ to add richness rather than shortcodes, custom HTML etc. https://wordpress.org/gutenberg/ release, 11.3.0. This update includes inserter performance improvements, new controls for BlockBlock Block is the abstract term used to describe units of markup that, composed together, form the content or layout of a webpage using the WordPress editor. The idea combines concepts of what in the past may have achieved with shortcodes, custom HTML, and embed discovery into a single consistent API and user experience. Dimensions, and some enhancements around how we handle Featured Post Images.

New Dimensions Panel

Replacing the Spacing Panel, this new Dimensions Panel gives us a deeper control over supported spacing, size, and other related style options. It also offers the ability to customize what you’d like to have shown. This is a great addition that builds on the overall dimension controls work across blocks.

Block inserter performance improvements

The block inserter is getting a big performance boost! Enjoy searching and inserting blocks with speed and ease.

Dimension controls for Featured ImageFeatured image A featured image is the main image used on your blog archive page and is pulled when the post or page is shared on social media. The image can be used to display in widget areas on your site or in a summary list of posts. Block

There are now new height, width, and scale controls for the featured image block, bringing it into greater parity with the Image block. This change impacts the Query LoopLoop The Loop is PHP code used by WordPress to display posts. Using The Loop, WordPress processes each post to be displayed on the current page, and formats it according to how it matches specified criteria within The Loop tags. Any HTML or PHP code in the Loop will be processed on each post. https://codex.wordpress.org/The_Loop. block in a big way by allowing even more layout options.

New icons for Reusable Blocks and Template Parts

New icons are now available for Reusable Block and Template Parts to make them each more recognizable and more intuitive to interact with.



  • Block Library
    • Button: Add padding block support. (31774)
    • Post Featured Image: Add basic dimension controls. (31634)
    • Template Part: Try new icons for reusable blocks and template parts. (34002)
  • Block Patterns
    • Add translationtranslation The process (or result) of changing text, words, and display formatting to support another language. Also see localization, internationalization. context on titles. (33734)
  • Block Editor
    • Enable rich previews for internal links. (33086)
  • Components
    • Add new ColorPicker. (33714)
    • Promote ItemGroup. (33701)
    • Polish the focus style for the segmented control. (33842)
    • Tune appender margin. (33866)
    • Update snackbar to use framer motion instead of reactReact React is a JavaScript library that makes it easy to reason about, construct, and maintain stateless and stateful user interfaces. https://reactjs.org/. spring. (33717)
    • Use updated range styles. (33824)
  • CSSCSS Cascading Style Sheets. & Styling
    • Reduce specificity of reset & classic styles. (32659)
  • Document Settings
    • Disable spellcheck and autocomplete in permalink slug field. (33708)
  • Global Styles
    • Dimensions Panel: Add new ToolsPanel component and update spacing supports. (32392)
  • REST APIREST API The REST API is an acronym for the RESTful Application Program Interface (API) that uses HTTP requests to GET, PUT, POST and DELETE data. It is how the front end of an application (think “phone app” or “website”) can communicate with the data store (think “database” or “file system”) https://developer.wordpress.org/rest-api/.
    • Improve the likelihood of getting rich link previews by modifying UA string for URLURL A specific web address of a website or web page on the Internet, such as a website’s URL www.wordpress.org Details REST API endpoint. (33747)
  • Site Editor
    • Add error boundary. (33921)
  • Template Editor
    • Template Mode: Add busy state to template creation modal. (33076)
  • Widgets Editor
    • Add error boundaries to widgetWidget A WordPress Widget is a small block that performs a specific function. You can add these widgets in sidebars also known as widget-ready areas on your web page. WordPress widgets were originally created to provide a simple and easy-to-use way of giving design and structure control of the WordPress theme to the user. screens. (33771)

Bug Fixes

  • AccessibilityAccessibility Accessibility (commonly shortened to a11y) refers to the design of products, devices, services, or environments for people with disabilities. The concept of accessible design ensures both “direct access” (i.e. unassisted) and “indirect access” meaning compatibility with a person’s assistive technology (for example, computer screen readers). (https://en.wikipedia.org/wiki/Accessibility)
    • Fix some JAWS bugs. (33627)
  • Block Library
    • Button: Fix justification for button block when selected. (33739)
    • Image: Fix issue with canInsertCover not being set to false for empty arrays. (33863)
    • Query Pagination Numbers: Fix first page’s link. (33629)
  • Block APIAPI An API or Application Programming Interface is a software intermediary that allows programs to interact with each other and share data in limited, clearly defined ways.
    • Dimensions Support: Switch dimensions block support back to using spacing key. (34030)
  • Block Editor
    • Closing the block inserter decrements block type impressions. (33906)
    • Fix block appender position in classic themes. (33895)
    • Fix positioning discrepancy with draggable chip. (33893)
    • Force link text to wrap in the Link UIUI User interface when encountering extra long link text. (33753)
    • Improve display of LinkURL menu and fix spacing. (33652)
    • Only show rich preview for image and description if data is available. (33660)
    • URL Details: Avoid PHPPHP The web scripting language in which WordPress is primarily architected. WordPress requires PHP 5.6.20 or higher notice when parsing protocol-relative icon URLs. (33779)
  • Components
    • useBreakpointIndex: Attach resize event listener to window instead of document. (33902)
    • Components: Fix RTL on custom gradient picker. (33831)
    • FontSizePicker: Use number values when the initial value is a number. (33679)
    • FormTokenField: Avoid error when maxLength value is hit. (33623)
  • CSS & Styling
    • Fix navigation block placeholder preview markup. (33963)
  • Global Styles
    • Avoid rendering duplicate elements stylesheet. (33680)
    • Fix presets for blocks with multiple selectors. (33951)
    • Fix Global Styles transient key clash. (33844)
  • MetaMeta Meta is a term that refers to the inside workings of a group. For us, this is the team that works on internal WordPress sites like WordCamp Central and Make WordPress. Boxes
    • Fix Safari 13 metaboxes from overlapping the content. (33817)
  • Navigation Editor
    • Avoid React warning when creating a new menu. (33843)
    • Fix regressed menu selection dropdown placeholder value for Nav Editor menu locations UI. (33748)
  • Site Editor
    • Fix the site editor breaking in firefox. (33896)
  • Post Editor
    • Editor: Safer isPreviewingPost check. (33840)
  • Template Editor
    • Only show post template actions to users with correct capabilities. (33392)


  • Block Library
    • Improve the rendering/update performance of the image block. (33974)
    • Do not add to the block-library CSS bundle the colors that come from theme.json. (33924)
  • Block Editor
    • Lazy render the inserter search results. (33868)
    • Lazy render block types in the inserter. (33749)
  • Parsing
    • Improve the performance of the parser by removing the automatic custom classnames handling. (33903)
  • Post Editor
    • Refactor the HierarchicalTermSelector so that it does not cause unnecessary loading of terms. (33418)
  • Template Editor
    • Template Mode: Remove ‘per_page’ argument from the template data selector. (33742)


  • Full Site Editing
    • Site Editor: Implement a settings object filterFilter Filters are one of the two types of Hooks https://codex.wordpress.org/Plugin_API/Hooks. They provide a way for functions to modify data of other functions. They are the counterpart to Actions. Unlike Actions, filters are meant to work in an isolated manner, and should never have side effects such as affecting global variables and output.. (33737)
    • Template part selection popover – minor style updates for visiblity. (33733)
    • Template Part placeholder – Add title step to creation flow. (33703)
  • Navigation Block
    • Navigation: Fix navigation block appender invalidinvalid A resolution on the bug tracker (and generally common in software development, sometimes also notabug) that indicates the ticket is not a bug, is a support request, or is generally invalid. htmlHTML HyperText Markup Language. The semantic scripting language primarily used for outputting content in web browsers.. (33964)
    • Enable the ability to remove a link from the Nav Link block in the Nav Block. (33777)
    • Fix navigation margin collapsing. (33021)


  • Handbook
    • Add documentation to disable remote calls for block patterns. (33930)
    • Add missing comma. (33764)
    • Add more details about block attributes. (33880)
    • Add spaces in add_theme_support documentation code. (33796)
    • Correct spelling and grammar in documentation. (33860)
    • fix: supports.color.gradients is plural. (33781)
    • fix: Broken link in documentation to block support mechanism. (33780)
    • Update documentation to reflect new automated process for feature grouping. (33573)
    • link fix: Block editor SidebarSidebar A sidebar in WordPress is referred to a widget-ready area used by WordPress themes to display information that is not a part of the main content. It is not always a vertical column on the side. It can be a horizontal rectangle below or above the content area, footer, header, or any where in the theme. Tutorial. (33308)
  • Library
    • Fix gutenberg_resolve_template() return documentation. (33800)
    • Fix misspelling of “queries” in filter documentation. (33799)
  • Packages
    • Example for rest_endpoints filter in PHP. (33738)

Code Quality

  • Block Library
    • Site Logo: Use getMedia shorthand. (33992)
    • Featured Image: Use getMedia shorthand. (33943)
    • Search Block: Removed components class from icon button and polished css. (33961)
  • Components
    • Components utils: rtl() return type, rtl.watch() utility. (33882)
    • InputControl to TypeScript. (33696)
    • Use the __unsafe_useEmotionCache in the useCx hook. (33982)
  • CoreCore Core is the set of software required to run WordPress. The Core Development Team builds WordPress. Data
    • Deprecate getAuthors in favor of getUsers. (33725)
  • Global Styles
    • No longer read from experimental-theme.json. (33904)
    • Remove the experimental prefix and rename theme.json files. (33925)
  • Post Editor
    • Refactor MetaBoxesArea to to functional components using hooksHooks In WordPress theme and development, hooks are functions that can be applied to an action or a Filter in WordPress. Actions are functions performed when a certain event occurs in WordPress. Filters allow you to modify certain functions. Arguments used to hook both filters and actions look the same.. (30542)
  • Scripts
    • Fix typo in format change message. (33945)


  • Testing
    • Add search performance measures and make other measures more stable. (33848)
    • Avoid double parsing the content when loading the editor. (33727)
    • Block Hierarchy Navigation waits for the column to be highlighted. (33721)
    • Widgets Editor: Try to fix flaky customizerCustomizer Tool built into WordPress core that hooks into most modern themes. You can use it to preview and modify many of your site’s appearance settings. inspector test. (33890, 33965)
  • Build Tooling
    • Readable JSJS JavaScript, a web scripting language typically executed in the browser. Often used for advanced user interfaces and behaviors. assets PluginPlugin A plugin is a piece of software containing a group of functions that can be added to a WordPress website. They can extend functionality or add new features to your WordPress websites. WordPress plugins are written in the PHP programming language and integrate seamlessly with WordPress. These can be free in the WordPress.org Plugin Directory https://wordpress.org/plugins/ or can be cost-based plugin from a third-party: Fix webpack 5 support. (33785)
    • Scripts: Use cssnano to minimize CSS files with build. (33750)
    • Scripts: Webpack configuration update to minimize CSS. (33676)
    • Scripts: Update webpack to v5 (try 2). (33818)
    • Scripts: Add missing fallback for target in webpack 5 configuration. (34112)
  • ESLint
    • Include .jsx extenstion when linting import statements. (33746)
  • GitHubGitHub GitHub is a website that offers online implementation of git repositories that can easily be shared, copied and modified by other developers. Public repositories are free to host, private repositories require a paid subscription. GitHub introduced the concept of the ‘pull request’ where code changes done in branches by contributors can be reviewed and discussed before being merged be the repository owner. https://github.com/ Contributor Templates
    • Update bugbug A bug is an error or unexpected result. Performance improvements, code optimization, and are considered enhancements, not defects. After feature freeze, only bugs are dealt with, with regressions (adverse changes from the previous version) being the highest priority. issue template to use forms. (33713, 33786, 33761)
  • Plugin
    • Plugin: Fix jsdoc/check-line-alignment ESLint warnings. (33901)
    • Correct function_exists() check typo introduced in #33331. (33513)

Performance Benchmark

The following benchmark compares performance for a particularly sizeable post (~36,000 words, ~1,000 blocks) over the last releases. Such a large post isn’t representative of the average editing experience but is adequate for spotting variations in performance.

VersionLoading TimeKeyPress Event (typing)
Gutenberg 11.37.23s38.57ms
Gutenberg 11.27.82s37.89ms
WordPress 5.87.99s41.44ms

Kudos to all the contributors that helped with the release! 👏

Thanks to @javiarce for our preview assets, @cbringmann and @mkaz for proof reading this post, @annezazu‘s great copy edits, @priethor for shepherding the process along so helpfully, @youknowriad for helping 🧑‍🚒 with the release, and everybody else who contributed to this release for your wonderful work!

#block-editor, #core-editor, #gutenberg, #gutenberg-new