Markdown Performance Comparison

JavaScript performance comparison

Revision 15 of this test case created by me

Preparation code

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/showdown/1.2.3/showdown.min.js"></script>

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/marked/0.3.5/marked.min.js"></script>

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/commonmark/0.22.0/commonmark.min.js"></script>

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/markdown-it/8.2.2/markdown-it.min.js"></script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/pagedown/1.0/Markdown.Converter.min.js"></script>
<script type="text/javascript">window.Pagedown = Markdown;</script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/markdown.js/0.5.0/markdown.min.js"></script>
<script type="text/javascript">window.markdownJs = markdown;</script>

<script src="https://cdnjs.cloudflare.com/ajax/libs/remarkable/1.7.1/remarkable.min.js"></script>
<script type="text/javascript">window.Remarkable = Remarkable;</script>

<script type="text/javascript" src="https://simonwaldherr.github.io/micromarkdown.js/dist/micromarkdown.min.js"></script>
      
<script>
Benchmark.prototype.setup = function() {
  var conv = {
    showdown: new showdown.Converter(),
    marked: marked,
    cm: commonmark.HtmlRenderer(),
    mdit: markdownit({ html: true }),
    mdit2: markdownit({ html: true }).use(getMditMapLines()),
    pagedown: new window.Pagedown.Converter(),
    mdJs: window.markdownJs,
    remarkable: new window.Remarkable(),
    micromarkdown: window.micromarkdown
  };
  
  var pars = {
    cm: new commonmark.Parser()
  };
  
  function getMditMapLines() {
  // Markdown-it plugin intended to be used in the browser only – it doesn't have all the Browserify cruft,
  // but follows the same browser conventions.
  
  // Extend renderer rules to map source lines
  return function(mdit) {

  	"use strict";
  
  	mdit.renderer.rules.paragraph_open = function(tokens, idx) {
  		if (tokens[idx].lines) {
  			return "<p id=\"line-start-"+ tokens[idx].lines[0] +"\" data-line-end=\""+ tokens[idx].lines[1] +"\">";
  		}
  		
  		return "<p>";
  	};
  
  	mdit.renderer.rules.heading_open = function(tokens, idx) {
  		if (tokens[idx].lines) {
  			return "<h"+ tokens[idx].hLevel +" id=\"line-start-"+ tokens[idx].lines[0] +"\" data-line-end=\""+ tokens[idx].lines[1] +"\">";
  		}
  
  		return "<h"+ tokens[idx].hLevel +">";
  	};
  
  	mdit.renderer.rules.hr = function(tokens, idx) {
  		if (tokens[idx].lines) {
  			return "<hr id=\"line-start-"+ tokens[idx].lines[0] +"\" data-line-end=\""+ tokens[idx].lines[1] +"\" />\n";
  		}
  
  		return "<hr />\n";
  	};
  
  	mdit.renderer.rules.code_block = function(tokens, idx) {
  		if (tokens[idx].lines) {
  			return 	"<pre id=\"line-start-"+ tokens[idx].lines[0] +"\" data-line-end=\""+ tokens[idx].lines[1] +"\">"+
  						"<code>"+ tokens[idx].content +"</code>"+
  					"</pre>\n";
  		}
  
  		return "<pre><code>"+ tokens[idx].content +"</code></pre>\n";
  	};
  
  	mdit.renderer.rules.fence = mdit.renderer.rules.code_block;
  
  	mdit.renderer.rules.tr_open = function(tokens, idx) {
  		if (tokens[idx].lines) {
  			return "<tr id=\"line-start-"+ tokens[idx].lines[0] +"\" data-line-end=\""+ tokens[idx].lines[1] +"\">";
  		}
  
  		return "<tr>";
  	};
  };
  }
  
  var md = [
  		"---",
  "__Advertisement :)__",
  "",
  "- __[pica](https://nodeca.github.io/pica/demo/)__ - high quality and fast image",
  "  resize in browser.",
  "- __[babelfish](https://github.com/nodeca/babelfish/)__ - developer friendly",
  "  i18n with plurals support and easy syntax.",
  "",
  "You will like those projects!",
  "",
  "---",
  "",
  "# h1 Heading 8-)",
  "## h2 Heading",
  "### h3 Heading",
  "#### h4 Heading",
  "##### h5 Heading",
  "###### h6 Heading",
  "",
  "",
  "## Horizontal Rules",
  "",
  "___",
  "",
  "---",
  "",
  "***",
  "",
  "",
  "## Typographic replacements",
  "",
  "Enable typographer option to see result.",
  "",
  "(c) (C) (r) (R) (tm) (TM) (p) (P) +-",
  "",
  "test.. test... test..... test?..... test!....",
  "",
  "!!!!!! ???? ,,  -- ---",
  "",
  "\"Smartypants, double quotes\" and 'single quotes'",
  "",
  "",
  "## Emphasis",
  "",
  "**This is bold text**",
  "",
  "__This is bold text__",
  "",
  "*This is italic text*",
  "",
  "_This is italic text_",
  "",
  "~~Strikethrough~~",
  "",
  "",
  "## Blockquotes",
  "",
  "",
  "> Blockquotes can also be nested...",
  ">> ...by using additional greater-than signs right next to each other...",
  "> > > ...or with spaces between arrows.",
  "",
  "",
  "## Lists",
  "",
  "Unordered",
  "",
  "+ Create a list by starting a line with `+`, `-`, or `*`",
  "+ Sub-lists are made by indenting 2 spaces:",
  "  - Marker character change forces new list start:",
  "    * Ac tristique libero volutpat at",
  "    + Facilisis in pretium nisl aliquet",
  "    - Nulla volutpat aliquam velit",
  "+ Very easy!",
  "",
  "Ordered",
  "",
  "1. Lorem ipsum dolor sit amet",
  "2. Consectetur adipiscing elit",
  "3. Integer molestie lorem at massa",
  "",
  "",
  "1. You can use sequential numbers...",
  "1. ...or keep all the numbers as `1.`",
  "",
  "Start numbering with offset:",
  "",
  "57. foo",
  "1. bar",
  "",
  "",
  "## Code",
  "",
  "Inline `code`",
  "",
  "Indented code",
  "",
  "    // Some comments",
  "    line 1 of code",
  "    line 2 of code",
  "    line 3 of code",
  "",
  "",
  "Block code \"fences\"",
  "",
  "```",
  "Sample text here...",
  "```",
  "",
  "Syntax highlighting",
  "",
  "``` js",
  "var foo = function (bar) {",
  "  return bar++;",
  "};",
  "",
  "console.log(foo(5));",
  "```",
  "",
  "## Tables",
  "",
  "| Option | Description |",
  "| ------ | ----------- |",
  "| data   | path to data files to supply the data that will be passed into templates. |",
  "| engine | engine to be used for processing templates. Handlebars is the default. |",
  "| ext    | extension to be used for dest files. |",
  "",
  "Right aligned columns",
  "",
  "| Option | Description |",
  "| ------:| -----------:|",
  "| data   | path to data files to supply the data that will be passed into templates. |",
  "| engine | engine to be used for processing templates. Handlebars is the default. |",
  "| ext    | extension to be used for dest files. |",
  "",
  "",
  "## Links",
  "",
  "[link text](http://dev.nodeca.com)",
  "",
  "[link with title](http://nodeca.github.io/pica/demo/ \"title text!\")",
  "",
  "Autoconverted link https://github.com/nodeca/pica (enable linkify to see)",
  "",
  "",
  "## Images",
  "",
  "![Minion](https://octodex.github.com/images/minion.png)",
  "![Stormtroopocat](https://octodex.github.com/images/stormtroopocat.jpg \"The Stormtroopocat\")",
  "",
  "Like links, Images also have a footnote style syntax",
  "",
  "![Alt text][id]",
  "",
  "With a reference later in the document defining the URL location:",
  "",
  "[id]: https://octodex.github.com/images/dojocat.jpg  \"The Dojocat\"",
  "",
  "",
  "## Plugins",
  "",
  "The killer feature of `markdown-it` is very effective support of",
  "[syntax plugins](https://www.npmjs.org/browse/keyword/markdown-it-plugin).",
  "",
  "",
  "### [Emojies](https://github.com/markdown-it/markdown-it-emoji)",
  "",
  "> Classic markup: :wink: :crush: :cry: :tear: :laughing: :yum:",
  ">",
  "> Shortcuts (emoticons): :-) :-( 8-) ;)",
  "",
  "see [how to change output](https://github.com/markdown-it/markdown-it-emoji#change-output) with twemoji.",
  "",
  "",
  "### [Subscipt](https://github.com/markdown-it/markdown-it-sub) / [Superscirpt](https://github.com/markdown-it/markdown-it-sup)",
  "",
  "- 19^th^",
  "- H~2~O",
  "",
  "",
  "### [\<ins>](https://github.com/markdown-it/markdown-it-ins)",
  "",
  "++Inserted text++",
  "",
  "",
  "### [\<mark>](https://github.com/markdown-it/markdown-it-mark)",
  "",
  "==Marked text==",
  "",
  "",
  "### [Footnotes](https://github.com/markdown-it/markdown-it-footnote)",
  "",
  "Footnote 1 link[^first].",
  "",
  "Footnote 2 link[^second].",
  "",
  "Inline footnote^[Text of inline footnote] definition.",
  "",
  "Duplicated footnote reference[^second].",
  "",
  "[^first]: Footnote **can have markup**",
  "",
  "    and multiple paragraphs.",
  "",
  "[^second]: Footnote text.",
  "",
  "",
  "### [Definition lists](https://github.com/markdown-it/markdown-it-deflist)",
  "",
  "Term 1",
  "",
  ":   Definition 1",
  "with lazy continuation.",
  "",
  "Term 2 with *inline markup*",
  "",
  ":   Definition 2",
  "",
  "        { some code, part of Definition 2 }",
  "",
  "    Third paragraph of definition 2.",
  "",
  "_Compact style:_",
  "",
  "Term 1",
  "  ~ Definition 1",
  "",
  "Term 2",
  "  ~ Definition 2a",
  "  ~ Definition 2b",
  "",
  "",
  "### [Abbreviations](https://github.com/markdown-it/markdown-it-abbr)",
  "",
  "This is HTML abbreviation example.",
  "",
  "It converts \"HTML\", but keep intact partial entries like \"xxxHTMLyyy\" and so on.",
  "",
  "*[HTML]: Hyper Text Markup Language",
  "---",
  "__Advertisement :)__",
  "",
  "- __[pica](https://nodeca.github.io/pica/demo/)__ - high quality and fast image",
  "  resize in browser.",
  "- __[babelfish](https://github.com/nodeca/babelfish/)__ - developer friendly",
  "  i18n with plurals support and easy syntax.",
  "",
  "You will like those projects!",
  "",
  "---",
  "",
  "# h1 Heading 8-)",
  "## h2 Heading",
  "### h3 Heading",
  "#### h4 Heading",
  "##### h5 Heading",
  "###### h6 Heading",
  "",
  "",
  "## Horizontal Rules",
  "",
  "___",
  "",
  "---",
  "",
  "***",
  "",
  "",
  "## Typographic replacements",
  "",
  "Enable typographer option to see result.",
  "",
  "(c) (C) (r) (R) (tm) (TM) (p) (P) +-",
  "",
  "test.. test... test..... test?..... test!....",
  "",
  "!!!!!! ???? ,,  -- ---",
  "",
  "\"Smartypants, double quotes\" and 'single quotes'",
  "",
  "",
  "## Emphasis",
  "",
  "**This is bold text**",
  "",
  "__This is bold text__",
  "",
  "*This is italic text*",
  "",
  "_This is italic text_",
  "",
  "~~Strikethrough~~",
  "",
  "",
  "## Blockquotes",
  "",
  "",
  "> Blockquotes can also be nested...",
  ">> ...by using additional greater-than signs right next to each other...",
  "> > > ...or with spaces between arrows.",
  "",
  "",
  "## Lists",
  "",
  "Unordered",
  "",
  "+ Create a list by starting a line with `+`, `-`, or `*`",
  "+ Sub-lists are made by indenting 2 spaces:",
  "  - Marker character change forces new list start:",
  "    * Ac tristique libero volutpat at",
  "    + Facilisis in pretium nisl aliquet",
  "    - Nulla volutpat aliquam velit",
  "+ Very easy!",
  "",
  "Ordered",
  "",
  "1. Lorem ipsum dolor sit amet",
  "2. Consectetur adipiscing elit",
  "3. Integer molestie lorem at massa",
  "",
  "",
  "1. You can use sequential numbers...",
  "1. ...or keep all the numbers as `1.`",
  "",
  "Start numbering with offset:",
  "",
  "57. foo",
  "1. bar",
  "",
  "",
  "## Code",
  "",
  "Inline `code`",
  "",
  "Indented code",
  "",
  "    // Some comments",
  "    line 1 of code",
  "    line 2 of code",
  "    line 3 of code",
  "",
  "",
  "Block code \"fences\"",
  "",
  "```",
  "Sample text here...",
  "```",
  "",
  "Syntax highlighting",
  "",
  "``` js",
  "var foo = function (bar) {",
  "  return bar++;",
  "};",
  "",
  "console.log(foo(5));",
  "```",
  "",
  "## Tables",
  "",
  "| Option | Description |",
  "| ------ | ----------- |",
  "| data   | path to data files to supply the data that will be passed into templates. |",
  "| engine | engine to be used for processing templates. Handlebars is the default. |",
  "| ext    | extension to be used for dest files. |",
  "",
  "Right aligned columns",
  "",
  "| Option | Description |",
  "| ------:| -----------:|",
  "| data   | path to data files to supply the data that will be passed into templates. |",
  "| engine | engine to be used for processing templates. Handlebars is the default. |",
  "| ext    | extension to be used for dest files. |",
  "",
  "",
  "## Links",
  "",
  "[link text](http://dev.nodeca.com)",
  "",
  "[link with title](http://nodeca.github.io/pica/demo/ \"title text!\")",
  "",
  "Autoconverted link https://github.com/nodeca/pica (enable linkify to see)",
  "",
  "",
  "## Images",
  "",
  "![Minion](https://octodex.github.com/images/minion.png)",
  "![Stormtroopocat](https://octodex.github.com/images/stormtroopocat.jpg \"The Stormtroopocat\")",
  "",
  "Like links, Images also have a footnote style syntax",
  "",
  "![Alt text][id]",
  "",
  "With a reference later in the document defining the URL location:",
  "",
  "[id]: https://octodex.github.com/images/dojocat.jpg  \"The Dojocat\"",
  "",
  "",
  "## Plugins",
  "",
  "The killer feature of `markdown-it` is very effective support of",
  "[syntax plugins](https://www.npmjs.org/browse/keyword/markdown-it-plugin).",
  "",
  "",
  "### [Emojies](https://github.com/markdown-it/markdown-it-emoji)",
  "",
  "> Classic markup: :wink: :crush: :cry: :tear: :laughing: :yum:",
  ">",
  "> Shortcuts (emoticons): :-) :-( 8-) ;)",
  "",
  "see [how to change output](https://github.com/markdown-it/markdown-it-emoji#change-output) with twemoji.",
  "",
  "",
  "### [Subscipt](https://github.com/markdown-it/markdown-it-sub) / [Superscirpt](https://github.com/markdown-it/markdown-it-sup)",
  "",
  "- 19^th^",
  "- H~2~O",
  "",
  "",
  "### [\<ins>](https://github.com/markdown-it/markdown-it-ins)",
  "",
  "++Inserted text++",
  "",
  "",
  "### [\<mark>](https://github.com/markdown-it/markdown-it-mark)",
  "",
  "==Marked text==",
  "",
  "",
  "### [Footnotes](https://github.com/markdown-it/markdown-it-footnote)",
  "",
  "Footnote 1 link[^first].",
  "",
  "Footnote 2 link[^second].",
  "",
  "Inline footnote^[Text of inline footnote] definition.",
  "",
  "Duplicated footnote reference[^second].",
  "",
  "[^first]: Footnote **can have markup**",
  "",
  "    and multiple paragraphs.",
  "",
  "[^second]: Footnote text.",
  "",
  "",
  "### [Definition lists](https://github.com/markdown-it/markdown-it-deflist)",
  "",
  "Term 1",
  "",
  ":   Definition 1",
  "with lazy continuation.",
  "",
  "Term 2 with *inline markup*",
  "",
  ":   Definition 2",
  "",
  "        { some code, part of Definition 2 }",
  "",
  "    Third paragraph of definition 2.",
  "",
  "_Compact style:_",
  "",
  "Term 1",
  "  ~ Definition 1",
  "",
  "Term 2",
  "  ~ Definition 2a",
  "  ~ Definition 2b",
  "",
  "",
  "### [Abbreviations](https://github.com/markdown-it/markdown-it-abbr)",
  "",
  "This is HTML abbreviation example.",
  "",
  "It converts \"HTML\", but keep intact partial entries like \"xxxHTMLyyy\" and so on.",
  "",
  "*[HTML]: Hyper Text Markup Language"].join("\n");

};
</script>

Preparation code output

<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/marked/0.3.5/marked.min.js"></script> <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/commonmark/0.22.0/commonmark.min.js"></script> <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/markdown-it/8.2.2/markdown-it.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/pagedown/1.0/Markdown.Converter.min.js"></script> <script type="text/javascript">window.Pagedown = Markdown;</script> <script src="https://cdnjs.cloudflare.com/ajax/libs/markdown.js/0.5.0/markdown.min.js"></script> <script type="text/javascript">window.markdownJs = markdown;</script> <script src="https://cdnjs.cloudflare.com/ajax/libs/remarkable/1.7.1/remarkable.min.js"></script> <script type="text/javascript">window.Remarkable = Remarkable;</script> <script type="text/javascript" src="https://simonwaldherr.github.io/micromarkdown.js/dist/micromarkdown.min.js"></script>

Test runner

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec

Revisions

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