Changelog

CSS files are now also generated as separate JS files to improve bundling of all resources.

Added new StylesheetLoader.loadRawCss API that can be used to load CSS into a style element.

Added new StylesheetLoader.unloadRawCss API that can be used to unload CSS that was loaded into a style element.

Added force_hex_color editor option. Option 'always' converts all RGB & RGBA colors to hex, 'rgb_only' will only convert RGB and not RGBA colors to hex, 'off' won’t convert any colors to hex.

Added default_font_stack editor option that makes it possible to define what is considered a system font stack.

New sandbox_iframes option that controls whether iframe elements will be added a sandbox="" attribute to mitigate malicious intent.

New convert_unsafe_embeds option that controls whether <object> and <embed> elements will be converted to more restrictive alternatives, namely <img> for image MIME types, <video> for video MIME types, <audio> audio MIME types, or <iframe> for other or unspecified MIME types.

Improved the tooltips of picker buttons for the urlinput components in the "Insert/Edit Image" and "Insert/Edit Link" dialogs.

Inline dialog will now respect size: 'large' argument in the dialog spec.

Bespoke dropdown toolbar buttons including align, fontfamily, fontsize, blocks, and styles did not include their visible text labels in their accessible names.

Editor would convert urls that are not http/s or relative resulting in broken links.

Calling the setProgressState API would cause the window to be scrolled when the editor wasn’t fully visible.

Applying heading formatting to the content of the summary element extended its application to the content of the parent details element.

Setting the content with an attribute that contains a self-closing HTML tag did not preserve the tag.

Screen readers now announce the selected color of forecolor and backcolor buttons.

Resize handles would not appear on editable images in a non-editable context.

Corrections and copy-edits to the addIcon API documentation.

The dialog size was not updated when the size argument was changed when redialing a dialog.

Toggling a list that contains an LI element having another list as its first child would remove the remaining content within that LI element.

Custom block element wasn’t considered block element in some cases.

The editor no longer forcefully takes focus when a notification closes while the focus is outside of the editor.

An empty element with a contenteditable="true" attribute within a table cell would not be treated as content and get removed if backspace or delete was being pressed.

Removing an LI element containing a details element would incorrectly merge its content.

The function getModifierState did not work on events passed through the editor as expected.

Search and replace plugin would incorrectly find matching text inside non-editable root elements.

Removed use of async for editor rendering which caused visual blinking when reloading the editor in-place.

Toggling off one format on the caret when multiple formats was toggled on would toggle all of them off.

Merging an external p inside a list via delete or backspace would incorrectly try to move a parent element inside a child element.

Directionality would not be consistently applied to the entire accordion block.

The fontsizeinput toolbar item was causing console warnings when toolbar items were clicked.

Menubar buttons with more than one word would sometimes wrap into two lines.

Creating a new li via enter inside a nested list would not inherit styles from the source li.

Screen readers now announce the active autocompleter item.

Dialog collection items would not display any icons chosen from icon pack.

Zero width no-break space (U+FEFF) characters are removed from content passed to setContent, insertContent, and resetContent APIs.

Zero width no-break space (U+FEFF) characters in initial content are not loaded into the editor upon initialization.

Specific HTML content containing unescaped text nodes caused mXSS when using undo/redo.

Specific HTML content containing unescaped text nodes caused mXSS when using the getContent and setContent APIs with the format: 'raw' option, which also affected the resetContent API and the draft restoration feature of the Autosave plugin.

The function getModifierState did not work on events passed through the editor as expected.

Indenting or outdenting a list item that contained non list item siblings after it would result in those siblings being removed.

Removed use of async for editor rendering which caused visual blinking when reloading the editor in-place.

Toggling a list that contained a list item element — <li> — which, in turn, contained another list item element as its first child, removed other content within the first list item element.

Specific HTML content caused mXSS when using undo/redo.

Specific HTML content caused mXSS when using the getContent and setContent APIs with the format: 'raw' option, which also affected the resetContent API and the draft restoration feature of the Autosave plugin.

Notification messages containing HTML were not properly XSS sanitized before being displayed.

New help_accessibility option displays the keyboard shortcut to open the in-application help in the status bar.

Added a new InsertNewBlockBefore command which inserts an empty block before the block containing the current selection.

Added a new InsertNewBlockAfter command which inserts an empty block after the block containing the current selection.

Adding a newline after a table would, in some specific cases, not work.

Menus now have a slight margin at the top and bottom to more clearly separate them from the frame edge.

Updated More toolbar button tooltip text from More…​ to Reveal or hide additional toolbar items.

Where multiple case sensitive variants of a translation key are provided, they will now all be preserved in the translation object instead of just the lowercase variant.

Improved screen reader announcements of the column and row selection in the grid presented by the Table menu and toolbar item.

Improved the keyboard focus visibility for links inside dialogs.

Change UndoLevelType from enum to union type so that it is easier to use.

The pattern replacement removed spaces if they were contained within a tag that only contained a space and the text to replace.

If loading content CSS takes more than 500ms, the editor will be set to an in progress state until the CSS is ready.

Applying an ordered or unordered list to a selected checklist incorrectly turned the list into paragraphs.

Returning an empty string in a custom context menu update function resulted in a small white line appearing on right-click and the browser-native context menu would not present.

For sufficiently long URLs and sufficiently wide windows, URL autocompletion hid middle portions of the URL from view.

Numeric input in toolbar items did not disable when a switching from edit to read-only mode.

The Quick Toolbars plugin showed text alignment buttons on pagebreaks.

Creating lists in empty blocks sometimes, and incorrectly, converted adjacent block elements into list items.

Creating a list from multiple <div> elements only created a partial list.

Tab navigation incorrectly stopped around iframe dialog components.

It was possible to delete the sole empty block immediately before a <details> element if it was nested within another <details> element.

Deleting <li> elements that only contained <br> tags sometimes caused a crash.

It was possible to remove the <summary> element from a <details> element by dragging and dropping.

It was possible to break <summary> elements if content containing block elements was dragged-and-dropped inside them.

Contents were not removed from the drag start source if dragging and dropping internally into a transparent block element.

Using the Media plugin unexpectedly changed <script> tags in the editor body to <image> tags.

In some circumstances, pressing the Enter key scrolled the entire page.

The border styles of a table were incorrectly split into a longhand form after table dialog updates.

Links in Help → Help → Plugins and Help → Help → Version were not navigable by keyboard.

Fixed the inability to insert content next to the <details> element when it is the first or last content element. Pressing the Up or Down arrow key now inserts a block element before or after the <details> element.

An empty element with a contenteditable="true" attribute within a noneditable root was deleted when the Backspace key was pressed.

The color_cols option was not respected when set to the value 5 with a custom color_map specified.

In Safari on macOS, deleting backwards within a <summary> element removed the entire <details> element if it had no other content.

An "Uncaught TypeError: Cannot read properties of null" error would sometimes be thrown when updating the content of a streamContent: true iframe dialog component.

Restored filtering option, pad_empty_with_br. Set to true to pad empty block elements with <br> tags instead of the   character entity.

When Safari is the host browser, content updates for iframe dialog components with streamContent: true set are now throttled to 500ms intervals.

API comments/documentation: a markup typo and run-on sentences both corrected.

On Safari and Firefox, scroll positions were not always maintained when updating the content of a streamContent: true iframe dialog component.

On Safari, iframe dialog components did not consistently autoscroll to the end of the scrollable area when streamContent: true was set.

Scrolling behavior was inconsistent when updating a streamContent: true iframe dialog component with content lacking an HTML document type declaration.

A warning message was sometimes printed to the browser console when closing a dialog that contained an iframe component.

Lists could not be created within editable areas nested inside non-editable areas.

On Safari and Firefox, the border around iframe dialog components did not highlight when focused.

Right-clicking on an image in a non-editable context opened the Image context menu.

The color_cols option was not respected when a custom color_map was defined.

The color_cols options were were not rounded to the nearest number when set to a decimal number.

Added a new property value — bottom — for inline dialog configurations that anchors the dialog to the bottom of the editor.

Added a new property — persistent — for inline dialog configurations that will stop the dialog closing when clicking away from it.

New ai, ai-prompt and send icons.

Added a new property — streamContent — for the iframe dialog component. This causes setData() to update content without reloading the frame, and end scroll positions will be maintained as new content streams in.

AI Assistant plugin toolbar items added to the default toolbar and AI Assistant plugin menu items added to the default menu bar.

Added a new property — border — for the iframe dialog component that allows a border to be added.

Added a new property — align — for the label dialog component that controls text alignment.

When defining a modal or inline dialog, if the buttons property is an empty array, or is not defined at all, the footer will now no longer be rendered.

The iframe dialog component now has a minimum height of 200px.

Improved detection of scrollable containers when the ui_mode: 'split' option is set.

The icon in an alertbanner dialog component is no longer clickable if the URL field is not specified.

Fixed an issue that caused the inline dialog size setting to have no effect.

Fixed an issue that prevented the close button from being clicked when the dialog was blocked.

Fixed a regression where pasting an image url would result in the url being inserted as plain text instead of the image being inserted.

It was not possible to press space to insert a space character inside a summary element on Firefox.

Support for the h hash parameter in Vimeo video URLs in the Media plugin.

New table_merge_content_on_paste option which disables the merging behaviour when pasting a table inside an existing table.

New optional defaultExpandedIds and onToggleExpand options to the tree component config.

New optional defaultSelectedId option to the tree component config.

New accordion plugin with the InsertAccordion command.

New accordion and accordion-toggle icons.

New details_initial_state and details_serialized_state options.

New init_content_sync option that initializes the editor iframe using document.write instead of srcdoc.

New newdocument_content option that sets the content presented in the editor on choosing File → New document or pressing the New document toolbar button.

New editable_root option that can be set to false to prevent editing of the editor’s root element.

New editor.setEditableRoot API that sets the editable state of the editor root element.

New editor.hasEditableRoot API that returns true or false depending on the editable state of the editor root element.

New EditableRootStateChange event that gets dispatched when the state of the editable root is changed.

Added Oxide styles for dl, dt, dd, ol, and strong elements in dialog body content.

Screen readers can now announce highlighted items listed in the Link dialog’s link combobox.

The icon field for a dialog’s footer togglebutton is no longer mandatory.

Toolbar buttons and menu items now present as disabled when they cannot be used because a selected element has a contenteditable="false" attribute.

Help text displayed at Help → Help → Keyboard Navigation re-written.

Translations added for Help text displayed at Help > Help > Keyboard Navigation.

For word count purposes these characters are now considered punctuation marks: $, ~, +, |, №, and `. They no longer increase a document’s word count.

Updated the codesample plugin dialog and the template plugin dialog to use the listbox component to match other dialogs.

If the selection contains more than one table cell, Quickbar toolbars are now positioned in the middle of the selection horizontally.

Exposed dataTransfer property of drag and drop events for elements with a contenteditable="false" attribute.

Screen readers now announce instructions for resizing the editor using arrow keys, when the resize handle is focused.

Dialog tabpanel tab labels are now allowed to word wrap for better readability with long labels.

Added newlines before and after details elements in the output HTML.

Added padding for empty summary elements so they can be properly edited.

The caption, address and dt elements no longer incorrectly allow non-inline child elements when the editor schema is set to HTML 4.

SVG icons for back and foreground colors now use class instead of id to identify SVG elements that should change color.

Anchor tag elements — <a> — no longer incorrectly allow non-inline child elements when the editor schema is set to HTML 4.

Help dialog was restored to medium width for better readability.

Right-clicking on a merge tag instance presented different highlighting depending on the host browser.

When macOS was the host operating system, pressing Command+backspace did not add an undo level.

Ctrl+backspace and Ctrl+delete did not restore the correct insertion point position after a redo operation.

In the tree component, a selected item in a directory would not stay selected after collapsing the directory.

Enabling or Disabling checkboxes would not set the correct classes and attributes.

Entering a newline would, in some setups, place the insertion point in the wrong paragraph.

Redial would, in some situations, cause select elements not to have an initial value selected when they should have.

The Table toolbar was visible even if the table was within a host element with a contenteditable="false" attribute set.

Quickbar toolbars were incorrectly shown for elements with a contenteditable="false" attribute set in a root with a contenteditable="false" attribute set.

When Chrome was the host browser, adding a newline when the insertion point was placed after a table could, in some specific situations, not generate the expected newline.

Show the calculated height and width of Media Embed elements in the media plugin dialog.

Removing an image that failed to upload from an empty paragraph left the paragraph without a padding <br> tag.

Allow a Media Embed element to be correctly resized when using the media plugin dialog by converting the Media Embed element to a standalone iframe.

In some circumstances, an inline alert in the Search and Replace dialog persisted when it was not necessary.

Context toolbars displayed the incorrect status for the advlist plugin buttons.

In Safari running on iOS, Korean characters merged onto the previous line upon typing after inserting a newline by pressing Enter.

Initiating the editor with a table as the first element resulted in resize handles being displayed around the table even when the editor did not have focus.

If the insertion point was between two images, pressing the Backspace key would, in some situations, delete the image after the insertion point instead of the image before the insertion point.

Directionality commands could set the dir attribute on elements with a contenteditable="false" attribute set when these elements were within a root with a contenteditable="false" attribute set.

The content of the dialog body could not be scrolled.

Some toolbar items, when in a not-enabled state, did not render the not-allowed mouse pointer.

Formats were incorrectly applied to the closest editable element if the selection was in a contenteditable="false" context.

Formats were incorrectly removed from the closest editable element if the selection was in a contenteditable="false" context.

Formatter API, canApply, was not returning false when the selection was in a contenteditable="false" context.

When dragging image elements and dropping the image in the editor the dragend event would sometimes not fire when Firefox was the host browser.

It was possible to remove links in noneditable contents with the unlink editor command.

Direction was not visually changing when using the Directionality plugin on an element which had the direction CSS property set.

Whitespace between transparent elements was incorrectly converted into empty paragraphs.

Popups were not constrained within the scrollable container when in a shadow root.

Pressing arrow keys inside RTL elements would move the insertion point in an incorrect direction when moving over elements with the contenteditable attribute set to false.

Inserting two tables consecutively without focus in the editor resulted in the second table being inserted at the wrong position.

Pasting content into the editor did not fire beforeinput and input events.

In some cases, exiting a blockquote element could fail when the insertion point was positioned at the end of the blockquote.

Templates containing an <html> tag were not parsed before being rendered for preview.

Typing after deleting formatted content could remove a space at the start of the typing.

Invalid markup in Notification and Dialog close buttons.

In dialogs, an incorrect aria-describedby attribute caused the dialog body to be announced when using a screen reader.

The sticky toolbar did not render correctly when transitioning from the custom editor view to the main view.

Saving the Table Properties dialog after changing properties unrelated to cells would overwrite cell properties set by the Cell Properties dialog.

Fixed the constrained bounds calculation for dismissal of the toolbar when using toolbar_location: 'bottom'.

Pressing the Backspace or Delete key when the insertion point was within a details element resulted in broken markup.

Making the selection into a list did not work if the selection included a block element with a contenteditable="false" attribute.

Inserting elements in the middle of the summary caused two summaries to appear within details elements.

The editor displayed a notification error when it failed to retrieve a blob image uri.

Tab navigation no longer incorrectly stops at menu buttons within toolbar groups.

The urlinput dialog component would not open the type-ahead dropdown when the input value was reset to an empty string.

Redial would, in some circumstances, cause elements to not have an initial value selected when they should have.

When hovering over tree dialog components the mouse pointer rendered incorrectly.

The tox-button and tox-button-secondary buttons now support the hover, active, focus, and disabled states.

Setting an invalid unit in the fontsizeinput changed it to the default value instead of reverting it to the previous, and valid, value.

Selection was not correctly scrolled horizontally into view when using the selection.scrollIntoView API.

The contextual toolbar displayed the status of Advanced List Premium plugin icons incorrectly.

The quickimage toolbar button failed to insert images selected from the local computer when running on Google Chrome for macOS.

The fontsizeinput increase and decrease size buttons now work on TinyMCE mobile.

The TinyMCE editor toolbar is now accessible for all screen widths; it no longer collapses into an inaccessible vertical line when the screen is scrolled horizontally.

Reverted the changes made, in TinyMCE 6.4.0, to UI button colors in focus, active, and enabled states.

New tree component that can be used in dialog body panel.

renderUI property in the Theme type can now return a Promise<RenderResult> instead of RenderResult.

New editor.selection.isEditable API method that returns whether the current selection is editable.

New editor.dom.isEditable API method that returns whether the specified node is editable.

New setText and setIcon methods added to menu button and toolbar button APIs.

New highlight_on_focus option which enables highlighting the content area on focus.

New fontsizeinput toolbar item which allows the user to set the size via input and also increase and decrease it with + and - buttons.

Added skip_focus check to the ToggleToolbarDrawer command.

New font_size_input_default_unit option allows to use of numbers without a unit in fontsizeinput and have them parsed with the default unit, if it is not defined the default is pt.

New group and togglebutton in view.

New togglebutton in dialog footer buttons.

Added toggleFullscreen to dialog API.

New text-size-increase and text-size-decrease icons.

New xss_sanitization option to allow disabling of XSS sanitization.

Added the top right close button of modal dialogs to the tabbing order. The 'x' button in these dialogs can now be accessed using keyboard navigation.

New ui_mode option for editor in scrollable containers support.

The sidebar element now has the accessibility role region when visible and the accessibility role presentation when hidden.

The tox-custom-editor class now has a border highlight when it is selected.

An element could be dropped onto the decendants of an element with a contenteditable="false" attribute.

Checkmark did not show in menu color swatches.

Add support for navigating inside the tree component using arrow keys and shift key.

Direct invalid child text nodes of list elements are now wrapped in list item elements.

Templates are now be parsed before preview and insertion to make preview consistent with inserted template content and prevent XSS.

Pressing backspace on an empty line now preserves formatting on the previous empty line.

Pressing enter inside the fontsizeinput input would not move the focus back into the editor content.

Drag and drop events for elements with a contenteditable="false" attribute now includes target element details.

Updated focus, active, and enabled colors of UI buttons for improved contrast against the UI color.

The Link plugin’s context menu items will no longer appear for contenteditable="false" links.

The formatting of elements with a contenteditable="false" attribute are no longer cloned to new cells when new table rows are created.

Changed the color of @dialog-table-border-color, and added right padding to the first cell of dialog table.

Sometimes the editor would finish initializing before the theme would have finished loading.

The searchreplace modal closed incorrectly when clicking outside of the alert that pops up when no match is found.

The text color or background color picker toolbar buttons did not update when the text color or background color was changed using the equivalent commands in the Format menu.

The onSetup api function would not run when defining custom group toolbar button.

The foreground and background menu icons would not properly update to display the last used color.

Added new setIconFill function to editor.ui.addNestedMenuItem.

Pasting links to text would sometimes not generate the correct undo stack on Safari.

Toolbar split buttons in Advanced List plugin to show the correct state when the cursor is in a checklist.

Dragging transparent elements into transparent block elements could produce invalid nesting of transparents.

The editor.insertContent API would insert contents inside elements with a contenteditable="false" attribute if the selection was inside the element.

Closing a dialog would scroll down the document in Safari.

Inline headers would not work in some situations when the editor was moved too far right horizontally.

Quick toolbars were incorrectly rendered during the dragging of elements with a contenteditable="false" attribute.

Selection of images, horizontal rules, tables or elements with a contenteditable="false" attribute was possible if they were within an element with a contenteditable="false" attribute.

Ranged deletion of formatted text using selection or keyboard shortcut would sometimes cause Blink and Webkit browsers to recreate tags upon typing, which may result in inconsistent tags.

Visual characters were rendered inside elements with a contenteditable="false" attribute.

Lists with an element with a contenteditable="false" attribute as their root were incorrectly editable using list API commands, toolbar buttons and menu items.

Color picker dialog would not update the preview color if the hex input value was prefixed with the # character.

Table cell selection was possible even if the element being selected was within an element with a contenteditable="false" attribute.

Table commands were modifying tables that were within an element with a contenteditable="false" attribute.

Fake carets were rendered for elements with a contenteditable="false" attribute and for tables within an element with a contenteditable="false" attribute.

Textareas with scrollbars in dialogs would not render rounded corners correctly on some browsers.

It was possible to open links inside the editor if the editor root was an element with a contenteditable="false" attribute.

Inline boundary was rendered for boundary elements that had a contenteditable="false" attribute.

Clicking on a disabled split button would call the onAction callback.

The Edit Link dialog incorrectly retrieved the URL value when opened immediately after the link insertion.

The ForwardDelete and Delete editor commands were deleting content within elements with a contenteditable="false" attribute.

The Backspace and Forward Delete keys were deleting content within elements with a contenteditable="false" attribute.

Inserting newlines inside an editable element that was inside an element with a contenteditable="false" attribute root would sometimes try to split the editable element.

Creating a list in a table cell when the caret is in front of an anchor element would not properly include the anchor in the list.

Dragging and dropping elements with a contenteditable="false" attribute on table borders would remove the element on drop.

Elements with a contenteditable="false" attribute would be removed when dragged and dropped within a root element with a contenteditable="false" attribute.

Formatting could be applied or removed to list items with a contenteditable="false" attribute that were inside an element with a contenteditable="false" attribute.

Annotation were not removed if the annotation was deleted immediately after being created.

Inserting a link for a selection from quickbars did not preserve formatting.

Inline dialog position was not correct when the editor was not inline and was contained in a fixed or absolute positioned element.

Sticky toolbars did not fade transition when undocking in classic iframe mode.

Inserting elements that were not valid within the closest editing host would incorrectly split the editing host.

The color_cols option was not respected in the forecolor or backcolor color swatches.

Drag and dropping the last element with a contenteditable="false" attribute out of its parent block would not properly pad the parent block element.

Applying heading formats from text_patterns produced an invisible space before a word.

Opening color swatches caused the browser tab to crash when color_cols or other column option was set to 0.

Opening a menu button in the footer of a dialog after a redial threw an error.

After closing a view, the more…​ toolbar button disappeared if the editor had toolbar_mode: 'sliding' and the toolbar was opened.

Inline dialogs would open partially off screen when the toolbar had a small width.

The autoresize plugin would cause infinite resizing when content_css was set to document.

Removed a workaround for ensuring stylesheets are loaded in an outdated version of WebKit.

A cross-site scripting (XSS) vulnerability in TinyMCE alerts which allowed arbitrary JavaScript execution was found and fixed.

New expand function added to tinymce.selection which expands the selection around the nearest word.

New expand function added to tinymce.dom.RangeUtils to return a new range expanded around the nearest word.

New color_map_background and color_map_foreground options which set the base colors used in the backcolor and forecolor toolbar buttons and menu items.

Added optional storageKey property to colorinput component and colorswatch fancy menu item.

New addView function added to editor.ui.registry which makes it possible to register custom editor views.

New ToggleView command which makes it possible to hide or show registered custom views.

New color_default_foreground and color_default_background options to set the initial default color for the forecolor and backcolor toolbar buttons and menu items.

New getTransparentElements function added to tinymce.html.Schema to return a map object of transparent HTML elements.

Added ToggleToolbarDrawer event to subscribe to toolbar’s opening and closing.

Transparent elements, like anchors, can now contain block elements.

Colorswatch now displays a checkmark for selected color.

Color picker dialog now starts on the appropriate color for the cursor position.

Transparent elements, like anchors, are now allowed in the root of the editor body if they contain blocks.

Colorswatch keyboard navigation now starts on currently selected color if present in the colorswatch.

setContent is now allowed to accept any custom keys and values as a second options argument.

Parsing media content would cause a memory leak, which for example occurred when using the getContent API.

Dragging a noneditable element toward the bottom edge would cause the page to scroll up.

Range expanding capabilities would behave inconsistently depending on where the cursor was placed.

Compilation errors were thrown when using TypeScript 4.8.

Line separator scrolling in floating toolbars.

A double bottom border appeared on inline mode editor for the tinymce-5 skin.

The editor header showed up even with no menubar and toolbar configured.

Inline text pattern no longer triggers if it matches only the end but not the start.

Matches of inline text patterns that are similar are now managed correctly.

Using editor.selection.getContent({ format: 'text' }) or editor.getContent({ format: 'text' }) would sometimes deselect selected radio buttons.

The context toolbar prevented the user from placing the cursor at the edges of the editor.

The Quick Insert context toolbar provided by the quickbars plugin showed when the cursor was in a fake block caret.

The editor.selection.getRng() API was not returning a proper range on hidden editors in Firefox.

The editor.selection.getBookmark() API was not returning a proper bookmark on hidden editors in Firefox.

Dragging a noneditable element before or after another noneditable element now works correctly.

The restored selection after a redo or undo action was not scrolled into view.

A newline could not be inserted when the selection was restored from a bookmark after an inline element with a contenteditable="false" attribute.

The global tinymce.dom.styleSheetLoader was not affected by the content_css_cors option.

The caret was moved to the previous line when a text pattern executed a mceInsertContent command on Enter key when running on Firefox.

New text_patterns_lookup option to provide additional text patterns dynamically.

New promotion element has been added to the default UI. It can be disabled using the new promotion option.

New format_noneditable_selector option to specify the contenteditable="false" elements that can be wrapped in a format.

Added allow as a valid attribute for the iframe element in the editor schema.

New search field in the MenuButton that shows a search field at the top of the menu, and refetches items when the search field updates.

The formatter can now apply a format to a contenteditable="false" element by wrapping it. Configurable using the format_noneditable_selector option.

The autocompleter now supports a multiple character trigger using the new trigger configuration.

The formatter now applies some inline formats, such as color and font size, to list item elements when the entire item content is selected.

The installed and available plugin lists in the Help dialog are now sorted alphabetically.

Alignment can now be applied to more types of embedded media elements.

The @menubar-row-separator-color oxide variable no longer affects the divider between the Menubar and Toolbar. It only controls the color of the separator lines drawn in multiline Menubars.

The @toolbar-separator-color oxide variable now affects the color of the separator between the Menubar and Toolbar only.

Available Premium plugins, which are listed by name in the Help dialog, are no longer translated.

The Autolink plugin did not work when text nodes in the content were fragmented.

Fixed multiple incorrect types on public APIs found while enabling TypeScript strict mode.

The number of blank lines returned from editor.getContent({format: 'text'}) differed between browsers.

The editor focused via the auto_focus option was not scrolled into the viewport.

Adding spaces immediately after a contenteditable="false" block did not work properly in some circumstances.

Elements with only data-* custom attributes were sometimes removed when they should not be removed.

Selecting a figure with class="image" incorrectly highlighted the link toolbar button.

Specifying a single, non-default list style for the advlist_bullet_styles and advlist_number_styles options was not respected.

Fixed multiple issues that occurred when formatting contenteditable elements.

Spaces could be incorrectly added to urlinput dialog components (commonly but not exclusively presented in the Insert/Edit Link dialog) in certain cases.

The text patterns logic threw an error when there were fragmented text nodes in a paragraph.

Dragging a contentEditable=false element towards a document’s edge did not cause scrolling.

Parsing large documents no longer throws a Maximum call stack size exceeded exception.

DomParser filter matching was not checked between filters, which could lead to an exception in the parser.

contenteditable="false" lists can no longer be toggled; and contenteditable="true" list elements within these lists can no longer be indented, split into another list element, or appended to the previous list element by deletion.

Removed extra bottom padding in the context toolbar of the tinymce-5 skin.

Fixed a regression where pressing Enter added or deleted content outside the selection.

Fixed a bug where pressing Enter deleted selected contenteditable="false" <pre> elements.

The editor.insertContent() API did not respect the no_events argument.

The autocompleter configuration property, ch, has been deprecated. It will be removed in the next major release. Use the trigger property instead.

Reverted the undo level fix in the autolink plugin as it caused duplicated content in some edge cases.

Invalid special elements were not cleaned up correctly during sanitization.

An exception was thrown when deleting all content if the start or end of the document had a contenteditable="false" element.

When a sidebar was opened using the sidebar_show option, its associated toolbar button was not highlighted.

When converting a URL to a link, the autolink plugin did not fire an ExecCommand event, nor did it create an undo level.

Worked around a Firefox bug which resulted in cookies not being available inside the editor content.

<pre> content pasted into a <pre> block that had inline styles or was noneditable now merges correctly with the surrounding content.

After a codesample was pasted, the insertion point was placed incorrectly.

New sidebar_show option to show the specified sidebar on initialization.

New newline_behavior option controls what happens when the Return or Enter key is pressed or the mceInsertNewLine command is used.

New iframe_template_callback option in the Media plugin. Patch provided by Namstel.

New transparent property for iframe dialog component.

New removeAttributeFilter and removeNodeFilter functions added to the DomParser and DOM Serializer APIs.

New dispatchChange function added to the UndoManager API to fire the change with current editor status as level and current undoManager layer as lastLevel.

Clearer focus states for buttons while navigating with a keyboard.

Support annotating certain block elements directly when using the editor’s Annotation API.

The mceLink command can now take the value { dialog: true } to always open the link dialog.

All help dialog links to https://www.tiny.cloud now include rel="noopener" to avoid potential security issues.

The end_container_on_empty_block option can now take a string of blocks, allowing the exiting of a blockquote element by pressing Enter or Return twice.

The default value for end_container_on_empty_block option has been changed to 'blockquote'.

Link menu and toolbar buttons now always execute the mceLink command.

Toggling fullscreen mode when using the Fullscreen plugin now also fires the ResizeEditor event.

Getting the editor’s text content now returns newlines instead of an empty string if more than one empty paragraph exists.

Custom elements are now treated as non-empty elements by the schema.

The autocompleter’s menu HTML element is now positioned instead of the wrapper.

Choice menu items will now use the 'menuitemradio' aria role to better reflect that only a single item can be active.

Some Template plugin option values were not escaped properly when doing replacement lookups with Regular Expressions.

Copy events were not dispatched in readonly mode.

<pre> tags were not preserved when copying and pasting.

The URL detection used for autolink and smart paste did not work if a path segment contained valid characters such as ! and :.

In some cases pressing the Backspace or Delete key would incorrectly step into tables rather than remain outside.

Links opened when Alt+Enter or Option+Return was typed even when preventDefault() was called on the keydown event.

Inconsistent visual behavior between choosing Edit → Select All and typing Ctrl+A or Cmd+A when a document contained an image.

Ctrl+Shift+Home/End or Cmd+Shift+Up-arrow/Down-arrow did not expand the selection to a contenteditable="false" element if the element was at the beginning or end of a document.

Triple-clicking did not select a paragraph in Google Chrome in some circumstances.

Images were not showing as selected when selected along with other content.

Selection direction was not stored or restored when getting or setting selection bookmarks.

When text within an inline boundary element was selected and the right-arrow key was pressed, the insertion point incorrectly moved to the left.

In some versions of Safari, the editor.selection.isForward() API could throw an exception due to an invalid selection.

The selection is no longer incorrectly moved inside a comment by the editor.selection.normalize() API.

The InsertParagraph or mceInsertNewLine commands did not delete the current selection like the native command does.

The InsertLineBreak command did not replace selected content.

If selected content straddled a parent and nested list, cutting the selection did not always set the list style to 'none' on the parent list.

Delete operations could behave incorrectly if the selection contains a contenteditable="false" element located at the edge of content.

Spaces were not added correctly on some browsers when the insertion point was immediately before or after a contenteditable="false" block element.

Images that used a Data URI were corrupted when the data wasn’t base64 encoded.

uploadImages no longer triggers two change events if there is a removal of images on upload.

Preview and Insert Template dialogs now display the correct content background color when using dark skins.

Dialogs no longer exceed window height on smaller screens.

UI components, such as dialogs, would in some cases cause the Esc keyup event to incorrectly trigger inside the editor.

Fixed incorrect word breaks in menus when the menu presented with a scrollbar.

Notifications did not properly reposition when toggling fullscreen mode.

Text alignments, such as flush left and centered, could not be applied to <pre> elements.

Indenting or outdenting list items inside a block element that was inside another list item did not work.

Changing the list type of a list within another block element altered the parent element that contained that list.

Pasting columns in tables could, in some circumstances, result in an invalid table.

Copying columns in tables could sometimes result in an invalid copy.

Changing table properties with the table_style_by_css option set to false would sometimes reset the table width.

Custom elements added to otherwise blank lines were removed during serialization.

The editor’s autocompleter was not triggered at the start of nested list items.

Some function types in the TreeWalker API missed that it could return undefined.

Nuget packages for .NET and .NET Core are now configured to copy TinyMCE into /wwwroot/lib/ when TinyMCE is installed into a project.

Could not remove values when multiple cells were selected with the cell properties dialog.

Could not remove values when multiple rows were selected with the row properties dialog.

Empty lines that were formatted in a ranged selection using the format_empty_lines option were not kept in the serialized content.

The s element was missing from the default schema text inline elements.

Some text inline elements specified via the schema were not removed when empty by default.

Some media elements wouldn’t update when changing the source URL.

Inline toolbars flickered when switching between editors.

Multiple inline toolbars were shown if focused too quickly.

Added background and additional spacing for the text labeled buttons in the toolbar to improve visual clarity.

Toolbar split buttons with text used an incorrect width on touch devices.

Fixed the dev ZIP missing the required bin scripts to build from the source.

Fixed a regression whereby text patterns couldn’t be updated at runtime.

Fixed an issue where tables with colgroups could be copied incorrectly in some cases.

Naked buttons better adapt to various background colors, improved text contrast in notifications.

The autocompleter would not fire the AutocompleterStart event nor close the menu in some cases.

It wasn’t possible to select text right after an inline noneditable element.

Fixed a double border showing for the tinymce-5 skin when using toolbar_location: 'bottom'.

Clipboard content was not generated correctly when cutting and copying contenteditable="false" elements.

Fixed the box-shadow getting clipped in autocompletor popups.

The buttonType property did not work for dialog footer buttons.

Fix contrast ratio for error messages.

New editor.options API to replace the old editor.settings and editor.getParam APIs.

New editor.annotator.removeAll API to remove all annotations by name.

New Resource.unload API to make it possible to unload resources.

New FakeClipboard API on the tinymce global.

New dispatch() function to replace the now deprecated fire() function in various APIs.

New AutocompleterStart, AutocompleterUpdate and AutocompleterEnd events.

New mceAutocompleterClose, mceAutocompleterReload commands.

New mceInsertTableDialog command to open the insert table dialog.

New slider dialog component.

New imagepreview dialog component, allowing preview and zoom of any image URL.

New buttonType property on dialog button components, supporting toolbar style in addition to primary and secondary.

The tabindex attribute is now copied from the target element to the iframe.

New default theme styling for TinyMCE 6 facelift with old skin available as tinymce-5 and tinymce-5-dark.

The default height of editor has been increased from 200px to 400px to improve the usability of the editor.

The upload results returned from the editor.uploadImages() API now includes a removed flag, reflecting if the image was removed after a failed upload.

The ScriptLoader, StyleSheetLoader, AddOnManager, PluginManager and ThemeManager APIs will now return a Promise when loading resources instead of using callbacks.

A ThemeLoadError event is now fired if the theme fails to load.

The BeforeSetContent event will now include the actual serialized content when passing in an AstNode to the editor.setContent API.

Improved support for placing the caret before or after noneditable elements within the editor.

Calls to editor.selection.setRng now update the caret position bookmark used when focus is returned to the editor.

The emoticon plugin dialog, toolbar and menu item has been updated to use the more accurate Emojis term.

The dialog redial API will now only rerender the changed components instead of the whole dialog.

The dialog API setData method now uses a deep merge algorithm to support partial nested objects.

The dialog spec initialData type is now Partial<T> to match the underlying implementation details.

Notifications no longer require a timeout to disable the close button.

The editor theme is now fetched in parallel with the icons, language pack and plugins.

TinyMCE is now MIT licensed.

Moved the paste plugin’s functionality to TinyMCE core.

The paste_data_images option now defaults to true.

Moved the noneditable plugin to TinyMCE core.

Renamed the noneditable_noneditable_class option to noneditable_class.

Renamed the noneditable_editable_class option to editable_class.

Moved the textpattern plugin to TinyMCE core.

Renamed the textpattern_patterns option to text_patterns.

Moved the hr plugin’s functionality to TinyMCE core.

Moved the print plugin’s functionality to TinyMCE core.

Moved non-UI table functionality to core.

The DomParser API no longer uses a custom parser internally and instead uses the native DOMParser API.

The editor.getContent() API can provide custom content by preventing and overriding content in the BeforeGetContent event. This makes it consistent with the editor.selection.getContent() API.

The editor.setContent() API can now be prevented using the BeforeSetContent event. This makes it consistent with the editor.selection.setContent() API.

Add-ons such as plugins and themes are no longer constructed using the new operator.

A number of APIs that were not proper classes, are no longer constructed using the new operator.

The Editor commands APIs will no longer fallback to executing the browsers native command functionality.

The Editor query command APIs will now return false or an empty string on removed editors.

The mceAddEditor and mceToggleEditor commands now take an object as their value to specify the id and editor options.

The mceInsertTable command can no longer open the insert table dialog. Use the mceInsertTableDialog command instead.

The plugins option now returns a string array instead of a space separated string.

The media plugin no longer treats iframe, video, audio or object elements as "special" and will validate the contents against the schema.

The images_upload_handler option is no longer passed a success or failure callback and instead requires a Promise to be returned with the upload result.

The tinymce.settings global property is no longer set upon initialization.

The change event is no longer fired on first modification.

The GetContent event will now always pass a string for the content property.

Changed the default tag for the strikethrough format to the s tag when using a html 5 schema.

The strike tag is automatically converted to the s tag when using a html 5 schema.

Aligning a table to the left or right will now use margin styling instead of float styling.

The : control character has been changed to ~ for the schema valid_elements and extended_valid_elements options.

The primary property on dialog buttons has been deprecated. Use the new buttonType property instead.

Changed the default statusbar element path delimiter from » to ›.

Replaced the Powered by Tiny branding text with the Tiny logo.

The default minimum height of editor has been changed to 100px to prevent the UI disappearing while resizing.

RGB colors are no longer converted to hex values when parsing or serializing content.

Replaced the isDisabled() function with an isEnabled() function for various APIs.

Replaced the enable() and disable() functions with a setEnabled(state) function in various APIs.

Replaced the disabled property with an enabled property in various APIs.

Replaced the disable(name) and enable(name) functions with a setEnabled(name, state) function in the Dialog APIs.

Renamed the tinymce.Env.os.isOSX API to tinymce.Env.os.isMacOS.

Renamed the tinymce.Env.browser.isChrome API to tinymce.Env.browser.isChromium to better reflect its functionality.

Renamed the getShortEndedElements Schema API to getVoidElements.

Renamed the font_formats option to font_family_formats.

Renamed the fontselect toolbar button and fontformats menu item to fontfamily.

Renamed the fontsize_formats option to font_size_formats.

Renamed the fontsizeselect toolbar button and fontsizes menu item to fontsize.

Renamed the formatselect toolbar button and blockformats menu item to blocks.

Renamed the styleselect toolbar button and formats menu item to styles.

Renamed the lineheight_formats option to line_height_formats.

Renamed the getWhiteSpaceElements() function to getWhitespaceElements() in the Schema API.

Renamed the mceInsertClipboardContent command content property to html to better reflect what data is passed.

Renamed the default_link_target option to link_default_target for both link and autolink plugins.

Renamed the rel_list option to link_rel_list for the link plugin.

Renamed the target_list option to link_target_list for the link plugin.

The default value for the link_default_protocol option has been changed to https instead of http.

The default value for the element_format option has been changed to html.

The default value for the schema option has been changed to html5.

The default value for the table_style_by_css option has been changed to true.

The default value for the table_use_colgroups option has been changed to true.

The object returned from the editor.fire() API was incorrect if the editor had been removed.

The editor.selection.getContent() API did not respect the no_events argument.

The editor.annotator.remove API did not keep selection when removing the annotation.

The GetContent event was not fired when getting tree or text formats using the editor.selection.getContent() API.

The beforeinput and input events would sometimes not fire as expected when deleting content.

The table plugin would sometimes not correctly handle headers in the tfoot section.

The silver theme UI was incorrectly rendered before plugins had initialized.

The aria labels for the color picker dialog were not translated.

Fixed sub-menu items not read by screen readers. Patch contributed by westonkd.

Dialog labels and other text-based UI properties did not escape HTML markup.

Anchor elements would render incorrectly when using the allow_html_in_named_anchor option.

The AstNode HTML serializer did not serialize pre or textarea elements correctly when they contained newlines.

The Home or End keys would move out of a editable element contained within a noneditable element.

Dialogs could not be opened in inline mode before the editor had been rendered.

Clicking on menu items could cause an unexpected console warning if the onAction function caused the menu to close.

Fixed various color and contrast issues for the dark skins.

The dialog button component’s primary property has been deprecated and will be removed in the next major release. Use the new buttonType property instead.

The fire() function of tinymce.Editor, tinymce.dom.EventUtils, tinymce.dom.DOMUtils, tinymce.util.Observable and tinymce.util.EventDispatcher has been deprecated and will be removed in the next major release. Use the dispatch() function instead.

The content property on the SetContent event has been deprecated and will be removed in the next major release.

The return value of the editor.setContent API has been deprecated and will be removed in the next major release.

Removed support for Microsoft Internet Explorer 11.

Removed support for Microsoft Word from the opensource paste functionality.

Removed support for the plugins option allowing a mixture of a string array and of space separated strings.

Removed support for the deprecated false value for the forced_root_block option.

Removed the jQuery integration.

Removed the imagetools plugin, which is now classified as a Premium plugin.

Removed the imagetools dialog component.

Removed the toc plugin, which is now classified as a Premium plugin.

Removed the tabfocus plugin.

Removed the textpattern plugin’s API as part of moving it to core.

Removed the table plugin’s API.

Removed the callback for the EditorUpload API.

Removed the legacy browser detection properties from the Env API.

Removed the filterNode method from the DomParser API.

Removed the SaxParser API.

Removed the tinymce.utils.Promise API.

Removed the toHex function for the DOMUtils and Styles APIs.

Removed the execCommand handler function from the plugin and theme interfaces.

Removed the editor.settings property as it has been replaced by the new Options API.

Removed the shortEnded and fixed properties on tinymce.html.Node class.

Removed the mceInsertRawHTML command.

Removed the style field from the image plugin dialog advanced tab.

Removed the paste_filter_drop option as native drag and drop handling is no longer supported.

Removed the legacy mobile theme.

Removed the deprecated $, Class, DomQuery and Sizzle APIs.

Removed the deprecated Color, JSON, JSONP and JSONRequest.

Removed the deprecated XHR API.

Removed the deprecated setIconStroke Split Toolbar Button API.

Removed the deprecated editors property from EditorManager.

Removed the deprecated execCallback and setMode APIs from Editor.

Removed the deprecated addComponents and dependencies APIs from AddOnManager.

Removed the deprecated clearInterval, clearTimeout, debounce, requestAnimationFrame, setInterval, setTimeout and throttle APIs from Delay.

Removed the deprecated Schema options.

Removed the deprecated file_browser_callback_types, force_hex_style_colors and images_dataimg_filter options.

Removed the deprecated filepicker_validator_handler, force_p_newlines, gecko_spellcheck, tab_focus, table_responsive_width and toolbar_drawer options.

Removed the deprecated media_scripts option in the media plugin.

Removed the deprecated editor_deselector, editor_selector, elements, mode and types legacy TinyMCE init options.

Removed the deprecated content_editable_state and padd_empty_with_br options.

Removed the deprecated autoresize_on_init option from the autoresize plugin.

Removed the deprecated fullpage, spellchecker, bbcode, legacyoutput, colorpicker, contextmenu and textcolor plugins.

Removed the undocumented editor.editorCommands.hasCustomCommand API.

Removed the undocumented mceResetDesignMode, mceRepaint and mceBeginUndoLevel commands.