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This article provides basic feature comparison between some of the [[JavaScript]]-based [[source code editor]]s available today.

==Overview==

{| class="wikitable sortable" style="text-align: center; font-size: 85%; width: 100%; table-layout: fixed;"
|+ List of source code editors
|-
! style="width: 12em" | Editor
! Site
! Latest version
! Style, clone of
! Cost ([[United States dollar|US$]])
! [[Software license]]
![[Open-source software|Open source]]
! Browser support
! Activity
|-

! {{rh}} | [[Ace (editor)|Ace]]
| [https://ace.c9.io/ Home], [https://ace.c9.io/build/kitchen-sink.html demo]
| [https://github.com/ajaxorg/ace/tags v1.4.12], 2020-7
| Sublime Text / Microsoft Visual Studio
| {{free}}
| [[BSD licenses|New BSD License]]
| {{yes| [https://github.com/ajaxorg/ace Yes]}}
| Firefox 3.5+, Safari 4+, Chrome, IE 8+, Opera 11.5+
| {{yes}}
|-

! {{rh}} | [[Atom (text editor)|Atom]]
| [https://atom.io/ Home]
| [https://atom.io/releases v1.50.0-beta0], 2020-07-14
| Emacs, Vim and others
| {{Free}}
| Dual
| {{Yes}}
| Chrome
| {{no}}
|-

! {{rh}} | [[CodeMirror]]
| [https://codemirror.net/ Home], [https://codemirror.net/mode/htmlmixed/ demo]
| [https://github.com/codemirror/CodeMirror/tags 5.59.1], 2020-12-31
| plain textarea
| {{free}}
| [[MIT License|MIT]]-like
| {{yes| [https://github.com/marijnh/CodeMirror Yes]}}
| Firefox 3+, Chrome, Safari 3+, Internet Explorer 8+, Opera 9+<ref>[http://codemirror.net/#supported CodeMirror supported browsers]</ref>
| {{yes}}
|-

! {{rh}} | [https://medv.io/codejar/ CodeJar]
| [https://medv.io/codejar/ Home], [https://medv.io/codejar/ demo]
| [https://github.com/antonmedv/codejar/tags 1.0.2], 2020-04-05
| plain textarea
| {{free}}
| [[MIT License|MIT]]
| {{yes| [https://github.com/antonmedv/codejar Yes]}}
| Firefox 3+, Chrome, Safari 3+, Internet Explorer 8+, Opera 9+
| {{yes}}
|-

! {{rh}} | [[Codeanywhere]]
| [https://www.codeanywhere.com Home]
| 6.0
| SublimeText
| -
| Public Cloud
| {{no}}
| Firefox 3+, Chrome, Safari 3+, Internet Explorer 8+, Opera 9+
| {{yes}}
|-
! {{rh}} | [[Codenvy]] Editor
| [http://www.codenvy.com Home]
| 2.10.17, 2014-01-17
| Eclipse
| -
| Public Cloud
| {{yes}}
| Firefox 3+, Chrome, Safari 3+, Internet Explorer 8+, Opera 9+
| {{yes}}
|-
! {{rh}} | [[List of Eclipse projects#Top-level sub-projects|Orion]]
| [https://orionhub.org/ Home]
|[https://projects.eclipse.org/projects/ecd.orion 22.0], 2020-04-03.
| Eclipse SWT StyledText, regular textarea
| {{free}}
| dual-licensed: [[BSD licenses|BSD 3-clause]] and [[Eclipse Public License|EPL]]
| {{yes| [https://github.com/eclipse/orion.client Yes]}}
| Firefox 37+, Chrome 40+, Safari7+, Internet Explorer 11+<ref>[https://projects.eclipse.org/projects/eclipse.orion/releases/8.0/plan#target_environments Orion supported browsers]</ref>
| {{no}}
|-

! {{rh}} | [[Visual Studio Code]] (with Monaco as the open source engine)
| [https://microsoft.github.io/monaco-editor/ Home], [https://microsoft.github.io/monaco-editor/playground.html demo]
| [https://github.com/Microsoft/monaco-editor/blob/main/CHANGELOG.md 0.31.1], 2021-12-14
| [[Visual Studio Code]]
| {{free}}
| MIT
| {{yes| [https://github.com/Microsoft/monaco-editor/ Yes]}}
| IE8+, Firefox 4+, Chrome
| {{yes}}
|-

! {{rh}} | [[Markitup]]
| [http://markitup.jaysalvat.com/home/ Home], [http://markitup.jaysalvat.com/examples/ demo]
| 1.1.14, 2013-02-04
| [[markup language|Markup]] editor, no syntax highlight
| {{free}}
| MIT, GPL
| {{yes}}
| IE 6 & 7, Firefox 2 & 3, Safari 3.1, Opera 9+<ref>{{cite web|url=http://markitup.jaysalvat.com/home/ |title=markItUp! Universal Markup jQuery Editor |publisher=Markitup.jaysalvat.com |date= |accessdate=2013-06-14}}</ref>
| {{no}}
|-

! {{rh}} | [[LDT (software)|LDT]]
| [https://github.com/kueblc/LDT/ Home]
| 2012-02-19
| regular textarea
| {{free}}
| MIT, GPL
| {{yes| [https://github.com/kueblc/LDT/ Yes]}}
| Firefox 3.6+, IE8, Chromium 16, Midori 4.1, Opera 11, Epiphany
| {{no}}
|-

! {{rh}} | [[Ymacs]]
| [http://www.ymacs.org/ Home] {{Webarchive|url=https://web.archive.org/web/20110210134217/http://www.ymacs.org/ |date=2011-02-10 }}, [http://www.ymacs.org/demo/ demo] {{Webarchive|url=https://web.archive.org/web/20110301145134/http://www.ymacs.org/demo/ |date=2011-03-01 }}
| 0.5, 2012-03-28
| Emacs
| {{free}}
| BSD
| {{yes| [http://code.ymacs.org/hgwebdir.cgi/ymacs/ Yes]}}
| [[Firefox]], Chrome, Safari
| {{no}}
|-

! {{rh}} | [[CodePress]]
| [https://codepress.sourceforge.net/ Home]
| 0.9.6, 2007-09-26
| [[Microsoft Visual Studio]]
| {{free}}
| LGPL
| {{yes}}
| {{dunno}}
| {{no}}
|-

! {{rh}} | [[CodeTextArea]]
| [http://code.google.com/p/codetextarea/ Home], [https://web.archive.org/web/20081017002536/http://www.nicolarizzo.com/gamesroom/experimental/CodeEditor.html demo]
| 2009-06
| Microsoft Visual Studio
| {{free}}
| [[BSD licenses|BSD]]
| {{yes}}
| [[Dojo Toolkit|Dojo]] widget
| {{no}}
|-

! {{rh}} | [[EditArea]]
| [http://www.cdolivet.com/index.php?page=editArea Home] {{Webarchive|url=https://web.archive.org/web/20100826094245/http://www.cdolivet.com/index.php?page=editArea |date=2010-08-26 }}, [http://www.cdolivet.com/editarea/editarea/exemples/exemple_full.html demo]
| 0.8.2, 2010-01-14
| Microsoft Visual Studio
| {{free}}
| LGPL
| {{yes}}
| IE 6+, Firefox 1.5+, Safari 3+, Opera 9+, Chrome<ref>[http://www.cdolivet.com/editarea/editarea/docs/compatibility.html EditArea compatibility chart]</ref>
| {{no}}
|-

! {{rh}} | [[Helene (software)|Helene]]
| [https://web.archive.org/web/20071012025503/http://helene.muze.nl/ Home], [https://web.archive.org/web/20071012023712/http://helene.muze.nl/ariadne/loader.php/helene/demo/ demo]
| 0.9, unknown release date
| Microsoft Visual Studio
| {{free}}
| GPL
| {{yes}}
|
| {{no}}
|-

! {{rh}} | [[9ne]]
| [https://web.archive.org/web/20071011031810/http://robrohan.com/projects/9ne/ Home]
| {{dunno}}
| Emacs
| {{free}}
| GPL
| {{yes}}
|
| {{no}}
|-

! {{rh}} | [[jsvi]]
| [http://gpl.internetconnection.net/vi/ Home] {{Webarchive|url=https://web.archive.org/web/20071011211101/http://gpl.internetconnection.net/vi/ |date=2007-10-11 }}
| {{dunno}}
| [[Vi (text editor)|vi]]
| {{free}}
| GPL
| {{yes}}
|
| {{no}}
|-

! {{rh}} | [[MDK-Editor]]
| [http://www.mdk-photo.com/editor/ Home]
| 2.10, 2008
| Microsoft Visual Studio
| {{depends| Depends on use}}
| Dual
| {{no| Code is readable}}
| tested to work on: IE 6, 7 - Firefox 2, 3 - Chrome
| {{no}}
|-

! {{rh}} | [[Micro (editor)|Micro]]
| [http://micro.jcubic.pl Home]
| 2013
| nano
| {{free}}
| GPL
| {{yes}}
|
| {{no}}
|-
![[HirenJS Code Editor]]
|[http://hiren.js.org/ Home]
[https://hiren.js.org/HirenJS.html <small>Demo</small>]
|2023-05
|plain textarea
|Free
|[[Massachusetts Institute of Technology|MIT]]
|[https://github.com/Hiren2001/hiren.js.org Yes]
|Firefox 3.5+, Safari 4+, Chrome, IE 8+, Opera 11.5+
|Yes
|-
|}

==List of features==

Feature testing was performed with Firefox 3.0.6 against the current demo version, and results may not match those in other browsers or downloadable versions.

{| class="wikitable" style="text-align: center;"
|+ List of source code editor features
|-
! style="width: 12em" | Feature
! [[Ace (editor)|Ace]]
! [[CodeMirror]]
! [https://medv.io/codejar/ CodeJar]
! [[List of Eclipse projects#Top-level sub-projects|Orion]]
! [[CodePress]]
! [[CodeTextArea]]
! [[EditArea]]
! [[Helene (software)|Helene]]
! [[markItUp!]]
! [[MDK-Editor]]
! [[Visual Studio Code]]

|-
! {{rh}} | Implementation
| 
| {{yes| nestable full parsers}}
| 
| {{some| pattern-based parser}}
| {{some| pattern-based parser}}
| 
| 
| 
| 
| {{yes| parsers}}
! 
|-

|-
! {{rh}} | Syntax highlight
| {{yes | Over 110 languages}}
| {{yes|[http://codemirror.net/5/mode 129 languages]}}
| {{yes}}
| {{some| mixed mode: HTML + JavaScript and CSS, PHP, EJS; single mode: JavaScript, Java, JSON, CSS, Python, Ruby, XML, YAML (pluggable)}}
| {{some| limited mixed mode: HTML + JavaScript (no CSS), PHP + HTML (no JavaScript or CSS), Java, Perl, SQL}}
| {{no| only keywords}}
| {{partial| [http://www.cdolivet.com/index.php?page%3DeditArea only one language at a time]: Perl, PHP, CSS, Javascript, Python, HTML, XML, VB, C, CPP, SQL, Pascal, Basic, Brainf*ck}}
| PHP
| {{no}}
| {{yes| mixed mode: PHP + HTML + JavaScript + CSS, single-mode: PHP, Javascript, CSS, XML; extensible}}
| {{yes | Hundreds of languages}}
|-

|-
! {{rh}} | Syntax checking
| {{yes| HTML, CSS, JavaScript (using JSHint)}}
| {{some}}
| {{no}}
| {{some| JavaScript (using JSLint)}}
| {{no}}
| 
| 
| {{no}}
| 
| {{yes| HTML, JavaScript (using JSLint)}}
| {{yes | HTML, CSS, JavaScript, TypeScript }}
|-

|-
! {{rh}} | Tab support
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| {{some}}
| 
| {{yes}}
| 
| 
| {{yes}}
| {{yes}}
|-

|-
! {{rh}} | Indent, new line keeps level
| {{yes| optional setting that is on by default}}
| {{yes}}
| {{yes}}
| {{yes}}
| {{partial| very limited}}
| {{no}}
| {{yes}}
| {{no| N/A (can't press Enter)}}
| {{no}}
| {{yes}}
| {{yes}}
|-

|-
! {{rh}} | Indent, syntax
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| 
| 
| {{no}}
| 
| 
| {{no}}
| {{no}}
|-

|-
! {{rh}} | Indent, selected block
| {{yes| yes, including Shift+Tab}}
| {{yes|either automatically, or block-level indent/unindent}}
| {{yes}}
| {{yes| yes, including Shift+Tab}}
| {{no}}
| 
| {{yes|yes, including Shift+Tab}}
| 
| 
| {{yes| yes, including Shift+Tab and using context menu}}
| {{yes| yes, including Shift+Tab}}
|-

|-
! {{rh}} | Bracket matching
| {{yes}}
| {{yes}}
| {{no}}
| {{yes}}
| {{some| an implementation exists with mouse-hover bracket matching {{Citation needed|date=February 2009}}}}
| {{partial|Ctrl+B; no angle bracket matching}}
| 
| 
| {{no}}
| {{yes|matching bracket ([{<>}]) always highlighted}}
| {{yes}}
|-

|-
! {{rh}} | XML matching tag highlight
| {{yes}}
| {{yes}}
| {{no}}
| {{no}}
| {{no}}
| 
| 
| 
| 
| {{yes}}
| {{yes}}
|-

|-
! {{rh}} | [[Code folding]]
| {{yes}}
| {{yes}}<ref>{{cite web|url=http://codemirror.net/demo/folding.html |title=Code Folding Demo |publisher=CodeMirror |date= |accessdate=2013-06-14}}</ref>
| {{no}}
| {{Some}}<ref>{{cite web |url=http://planetorion.org/news/2011/09/orion-0-3-m2-new-and-noteworthy/#editor-folding |title=Orion 0.3 M2 – New and Noteworthy | Orion News |publisher=Planetorion.org |date=2011-09-26 |accessdate=2013-06-14 |archive-date=2013-11-11 |archive-url=https://web.archive.org/web/20131111000404/http://planetorion.org/news/2011/09/orion-0-3-m2-new-and-noteworthy/#editor-folding |url-status=dead }}</ref>
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{yes}}
|-

|-
! {{rh}} | Code snippets
| {{yes}}
| {{some| through API/add-on}}
| 
| {{some}}
| {{yes| type 'for' or 'if' then Tab}}
| {{no}}
| {{yes}}
| {{no}}
| {{yes}}
| {{yes| JavaScript}}
| 
|-

|-
! {{rh}} | Code suggestion
| {{yes}}
| {{yes | [http://codemirror.net/demo/complete.html example]}}
| 
| {{yes}} through [http://contraptionsforprogramming.blogspot.ca/2012/02/better-javascript-content-assist-in.html esprima content assist plugin]
| {{no}}
| 
|  {{yes|yes{{Citation needed|date=February 2009}}}}
| 
| {{no}}
| {{yes| CSS, HTML, JavaScript)}}
| {{yes}}
|-

|-
! {{rh}} | Toggle syntax highlight on/off
| {{yes}}
| {{yes}}
| 
| {{no}}
| 
| 
| {{yes|[http://www.cdolivet.com/editarea/editarea/exemples/exemple_full.html last example in demo]}}
| 
| N/A
| {{yes| textmode}}
| 
|-

|-
! {{rh}} | Keyboard shortcuts
| {{yes| [https://wiki.mozilla.org/Labs/Bespin/UserGuide#Keyboard_Shortcuts All Common Shortcuts] & [https://wiki.mozilla.org/Labs/Bespin/Tips#Want_custom_keybindings.3F Custom Keybindings]}}
| {{yes| fully configurable}}
| 
| {{yes}}
| 
| 
| {{yes| some common used: Ctrl+f, Ctrl+g,Ctrl+z,Ctrl+y}}
| 
| {{yes}}
| {{yes| All key combos (except F1 in IE7) can be bound to shortcuts }}
| {{yes}}
|-

|-
! {{rh}} | Line numbers
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| {{no}}
| {{yes| supports mouse selection}}
| {{yes}}
|-

|-
! {{rh}} | Search & replace
| {{yes| regex supported}}
| {{yes| [http://codemirror.net/demo/search.html via API]}}
| {{no}}
| {{yes}}
| 
| {{no}}
| {{yes| toolbar button}}
| 
| 
| {{no| has API for the studio}}
| {{yes}}
|-

|-
! {{rh}} | [[Spell checking]]
| {{some| addon for context menu}}
| {{no}}
| {{no}}
| {{no}}
| {{yes|browser-based}}
| {{no|none}}
| {{yes|browser-based}}
| {{no|none}}
| {{yes|browser-based}}
| {{no}}
| 
|-

|-
! {{rh}} | Toolbar
| {{no| But command line console}}
| {{no}}
| {{no}}
| {{no}}
| 
| {{no}}
| {{yes}}
| {{no}}
| {{yes}}
| {{no}}
| 
|-

|-
! {{rh}} | Visual styling
| {{yes| [https://wiki.mozilla.org/Labs/Bespin/UserGuide#Themes Fully theme-able]}}
| {{yes|CSS-based themes}}
| {{yes}}
| {{yes}}
| 
| {{some| font-type and font-size}}
| 
| 
| 
| {{yes| 5 styles to choose from, having 2 font-sizes}}
| {{yes}}
|-

|-
! {{rh}} | Undo/Redo
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| 
| {{yes}}
| 
| 
| {{yes| [[Differential Undo]]}}
| {{yes}}
|-

|-
! {{rh}} | Multiple cursors / Block selection
| {{yes| Multiple cursors}}
| {{yes}}
| {{no}}
| {{yes}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| 
|-

|-
! {{rh}} | IndentGuides
| {{yes}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| 
|-

|-
! {{rh}} | Inline widgets
| {{yes}}
| {{yes}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| {{no}}
| 
|-

|-
! {{rh}} | Non US charset support
| {{yes}}
| {{yes}}
| {{yes}}
| {{yes}}
| 
| 
| 
| 
| 
| {{no}}
| 
|-

|-
! {{rh}} | Diff editor
| 
| 
| 
| 
| 
| 
| 
| 
| 
| 
| {{yes}}
|}

==See also==
* [[Comparison of online source code playgrounds]]
* [[HTML editor]]

==References==
{{reflist}}

{{JavaScript}}

[[Category:JavaScript-based HTML editors| ]]
[[Category:Text editor comparisons]]
[[Category:Software comparisons|Text editors]]
[[Category:Ajax (programming)]]
[[Category:Object-oriented programming]]
{{⚠️🚨COPIED from EverybodyWiki ❗❕⚠️😡😤Please respect Licence CC-BY-SA ❗}}
{{Source Wikipedia}}

Comparison of JavaScript-based source code editors - Revision history

WikiMasterBot2: Moved page from wikipedia:en:Comparison of JavaScript-based source code editors (history)