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https://github.com/garrying/deprecated-elements


https://github.com/garrying/deprecated-elements

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README 

          
Element | Description

--- | ---

`` | The HTML Acronym Element (``) allows authors to clearly indicate a sequence of characters that compose an acronym or abbreviation for a word.

`` | The obsolete HTML Applet Element (``) embeds a Java applet into the document; this element has been deprecated in favor of ``.

`` | The obsolete HTML Base Font element (``) sets a default font face, size, and color for the other elements which are descended from its parent element.

`` | The Internet Explorer only HTML Background Sound element (``) sets up a sound file to play in the background while the page is used; use `` instead.

`` | The obsolete HTML Big Element (``) renders the enclosed text at a font size one level larger than the surrounding text (medium becomes large, for example).

`` | The HTML Blink Element (``) is a non-standard element which causes the enclosed text to flash slowly.

`` | The obsolete HTML Center Element (``) is a block-level element that displays its block-level or inline contents centered horizontally within its containing element.

`` | The HTML Command element (``) represents a command which the user can invoke. Commands are often used as part of a context menu or toolbar.

`` | The HTML `` element—an obsolete part of the Web Components suite of technologies—was used inside of Shadow DOM as an insertion point, and wasn't meant to be used in ordinary HTML.

`` | The obsolete HTML Directory element (``) is used as a container for a directory of files and/or folders, potentially with styles and icons applied by the user agent.

`` | The obsolete HTML `` element was part of the Web Components specification; it was intended to be used to define new custom DOM elements.

`` | The HTML Font Element (``) defines the font size, color and face for its content.

`` | `` is an HTML element which defines a particular area in which another HTML document can be displayed. A frame should be used within a ``.

`` | The HTML `` element is used to contain `` elements.

`` | The obsolete HTML Image element (``) is an obsolete remnant of an ancient version of HTML lost in the mists of time; use the standard `` element instead.

`` | `` was an obsolete HTML element that put a text field in a page for querying the document.

`` | The HTML `` element exists to facilitate generation of key material, and submission of the public key as part of an HTML form. This mechanism is designed for use with Web-based certificate management systems. It is expected that the `` element will be used in an HTML form along with other information needed to construct a certificate request, and that the result of the process will be a signed certificate.

`` | The HTML Listing Element (``) renders text between the start and end tags without interpreting the HTML in between and using a monospaced font. The HTML 2 standard recommended that lines shouldn't be broken when not greater than 132 characters.

`` | The HTML `` element is used to insert a scrolling area of text. You can control what happens when the text reaches the edges of its content area using its attributes.

`` | The HTML `` element represents a command that a user is able to invoke through a popup menu. This includes context menus, as well as menus that might be attached to a menu button.

`` | The HTML Multi-Column Layout element (``) was an experimental element designed to allow multi-column layouts and must not be used.

`` | `` is an obsolete HTML element that served to enable the NeXT web designing tool to generate automatic NAME labels for its anchors.

`` | The non-standard, obsolete HTML `` element prevents the text it contains from automatically wrapping across multiple lines, potentially resulting in the user having to scroll horizontally to see the entire width of the text.

`` | The `` element is an obsolete, non-standard way to provide alternative, or "fallback", content for browsers that do not support the `` element or do not support the type of embedded content an author wishes to use.

`` | The obsolete HTML No Frames or frame fallback element, ``, provides content to be presented in browsers that don't support (or have disabled support for) the `` element.

`` | The HTML Plaintext Element (``) renders everything following the start tag as raw text, ignoring any following HTML.

`` | The HTML `` element—an obsolete part of the Web Components technology suite—was intended to be used as a shadow DOM insertion point.

`` | `` is an obsolete HTML element which allowed insertion of empty spaces on pages. It was devised by Netscape to accomplish the same effect as a single-pixel layout image, which was something web designers used to use to add white spaces to web pages without actually using an image. However, `` no longer supported by any major browser and the same effects can now be achieved using simple CSS.

`` | The HTML `` element (or HTML Strikethrough Element) places a strikethrough (horizontal line) over text.

`` | The obsolete HTML Teletype Text element (``) creates inline text which is presented using the user agent's default monospace font face.

`` | The HTML Example Element (``) renders text between the start and end tags without interpreting the HTML in between and using a monospaced font. The HTML2 specification recommended that it should be rendered wide enough to allow 80 characters per line.



> https://developer.mozilla.org/en-US/docs/Web/HTML/Element#Obsolete_and_deprecated_elements