## 5.13.2 (2016-03-23)

### Bugfixes

Solves a problem where the gutter would sometimes not extend all the way to the end of the document.

## 5.13.0 (2016-03-21)

### New features

New DOM event forwarded: [`"dragleave"`](http://codemirror.net/doc/manual.html#event_dom).

[protobuf mode](http://codemirror.net/mode/protobuf/index.html): Newly added.

### Bugfixes

Fix problem where [`findMarks`](http://codemirror.net/doc/manual.html#findMarks) sometimes failed to find multi-line marks.

Fix crash that showed up when atomic ranges and bidi text were combined.

[show-hint addon](http://codemirror.net/demo/complete.html): Completion widgets no longer close when the line indented or dedented.

[merge addon](http://codemirror.net/demo/merge.html): Fix bug when merging chunks at the end of the file.

[placeholder addon](http://codemirror.net/doc/manual.html#addon_placeholder): No longer gets confused by [`swapDoc`](http://codemirror.net/doc/manual.html#swapDoc).

[simplescrollbars addon](http://codemirror.net/doc/manual.html#addon_simplescrollbars): Fix invalid state when deleting at end of document.

[clike mode](http://codemirror.net/mode/clike/index.html): No longer gets confused when a comment starts after an operator.

[markdown mode](http://codemirror.net/mode/markdown/index.html): Now supports CommonMark-style flexible list indentation.

[dylan mode](http://codemirror.net/mode/dylan/index.html): Several improvements and fixes.

## 5.12.0 (2016-02-19)

### New features

[Vim bindings](http://codemirror.net/demo/vim.html): Ctrl-Q is now an alias for Ctrl-V.

[Vim bindings](http://codemirror.net/demo/vim.html): The Vim API now exposes an `unmap` method to unmap bindings.

[active-line addon](http://codemirror.net/demo/activeline.html): This addon can now style the active line's gutter.

[FCL mode](http://codemirror.net/mode/fcl/): Newly added.

[SQL mode](http://codemirror.net/mode/sql/): Now has a Postgresql dialect.

### Bugfixes

Fix [issue](https://github.com/codemirror/CodeMirror/issues/3781) where trying to scroll to a horizontal position outside of the document's width could cause the gutter to be positioned incorrectly.

Use absolute, rather than fixed positioning in the context-menu intercept hack, to work around a [problem](https://github.com/codemirror/CodeMirror/issues/3238) when the editor is inside a transformed parent container.

Solve a [problem](https://github.com/codemirror/CodeMirror/issues/3821) where the horizontal scrollbar could hide text in Firefox.

Fix a [bug](https://github.com/codemirror/CodeMirror/issues/3834) that caused phantom scroll space under the text in some situations.

[Sublime Text bindings](http://codemirror.net/demo/sublime.html): Bind delete-line to Shift-Ctrl-K on OS X.

[Markdown mode](http://codemirror.net/mode/markdown/): Fix [issue](https://github.com/codemirror/CodeMirror/issues/3787) where the mode would keep state related to fenced code blocks in an unsafe way, leading to occasional corrupted parses.

[Markdown mode](http://codemirror.net/mode/markdown/): Ignore backslashes in code fragments.

[Markdown mode](http://codemirror.net/mode/markdown/): Use whichever mode is registered as `text/html` to parse HTML.

[Clike mode](http://codemirror.net/mode/clike/): Improve indentation of Scala `=>` functions.

[Python mode](http://codemirror.net/mode/python/): Improve indentation of bracketed code.

[HTMLMixed mode](http://codemirror.net/mode/htmlmixed/): Support multi-line opening tags for sub-languages (`<script>`, `<style>`, etc).

[Spreadsheet mode](http://codemirror.net/mode/spreadsheet/): Fix bug where the mode did not advance the stream when finding a backslash.

[XML mode](http://codemirror.net/mode/xml/): The mode now takes a `matchClosing` option to configure whether mismatched closing tags should be highlighted as errors.

## 5.11.0 (2016-01-20)

* New modes: [JSX](http://codemirror.net/mode/jsx/index.html), [literate Haskell](http://codemirror.net/mode/haskell-literate/index.html)
* The editor now forwards more [DOM events](http://codemirror.net/doc/manual.html#event_dom): `cut`, `copy`, `paste`, and `touchstart`. It will also forward `mousedown` for drag events
* Fixes a bug where bookmarks next to collapsed spans were not rendered
* The [Swift](http://codemirror.net/mode/swift/index.html) mode now supports auto-indentation
* Frontmatters in the [YAML frontmatter](http://codemirror.net/mode/yaml-frontmatter/index.html) mode are now optional as intended

## 5.10.0 (2015-12-21)

* Modify the way [atomic ranges](http://codemirror.net/doc/manual.html#mark_atomic) are skipped by selection to try and make it less surprising.
* The [Swift mode](http://codemirror.net/mode/swift/index.html) was rewritten.
* New addon: [jump-to-line](http://codemirror.net/doc/manual.html#addon_jump-to-line).
* New method: [`isReadOnly`](http://codemirror.net/doc/manual.html#isReadOnly).
* The [show-hint addon](http://codemirror.net/doc/manual.html#addon_show-hint) now defaults to picking completions on single click.
* The object passed to [`"beforeSelectionChange"`](http://codemirror.net/doc/manual.html#event_beforeSelectionChange) events now has an `origin` property.
* New mode: [Crystal](http://codemirror.net/mode/crystal/index.html).

## 5.9.0 (2015-11-23)

* Improve the way overlay (OS X-style) scrollbars are handled
* Make [annotatescrollbar](http://codemirror.net/doc/manual.html#addon_annotatescrollbar) and scrollpastend addons work properly together
* Make [show-hint](http://codemirror.net/doc/manual.html#addon_show-hint) addon select options on single click by default, move selection to hovered item
* Properly fold comments that include block-comment-start markers
* Many small language mode fixes

## 5.8.0 (2015-10-20)

* Fixes an infinite loop in the [hardwrap addon](http://codemirror.net/doc/manual.html#addon_hardwrap)
* New modes: [NSIS](http://codemirror.net/mode/nsis/index.html), [Ceylon](http://codemirror.net/mode/clike/index.html)
* The Kotlin mode is now a [clike](http://codemirror.net/mode/clike/index.html) dialect, rather than a stand-alone mode
* New option: [`allowDropFileTypes`](http://codemirror.net/doc/manual.html#option_allowDropFileTypes). Binary files can no longer be dropped into CodeMirror
* New themes: [bespin](http://codemirror.net/demo/theme.html#bespin), [hopscotch](http://codemirror.net/demo/theme.html#hopscotch), [isotope](http://codemirror.net/demo/theme.html#isotope), [railscasts](http://codemirror.net/demo/theme.html#railscasts)

## 5.7.0 (2015-09-21)

* New modes: [Vue](http://codemirror.net/mode/vue/index.html), [Oz](http://codemirror.net/mode/oz/index.html), [MscGen](http://codemirror.net/mode/mscgen/index.html) (and dialects), [Closure Stylesheets](http://codemirror.net/mode/css/gss.html)
* Implement [CommonMark](http://commonmark.org)-style flexible list indent and cross-line code spans in [Markdown](http://codemirror.net/mode/markdown/index.html) mode
* Add a replace-all button to the [search addon](http://codemirror.net/doc/manual.html#addon_search), and make the persistent search dialog transparent when it obscures the match
* Handle `acync`/`await` and ocal and binary numbers in [JavaScript mode](http://codemirror.net/mode/javascript/index.html)
* Fix various issues with the [Haxe mode](http://codemirror.net/mode/haxe/index.html)
* Make the [closebrackets addon](http://codemirror.net/doc/manual.html#addon_closebrackets) select only the wrapped text when wrapping selection in brackets
* Tokenize properties as properties in the [CoffeeScript mode](http://codemirror.net/mode/coffeescript/index.html)
* The [placeholder addon](http://codemirror.net/doc/manual.html#addon_placeholder) now accepts a DOM node as well as a string placeholder

## 5.6.0 (2015-08-20)

* Fix bug where you could paste into a `readOnly` editor
* Show a cursor at the drop location when dragging over the editor
* The [Rust mode](http://codemirror.net/mode/rust/index.html) was rewritten to handle modern Rust
* The editor and theme CSS was cleaned up. Some selectors are now less specific than before
* New theme: [abcdef](http://codemirror.net/demo/theme.html#abcdef)
* Lines longer than [`maxHighlightLength`](http://codemirror.net/doc/manual.html#option_maxHighlightLength) are now less likely to mess up indentation
* New addons: [`autorefresh`](http://codemirror.net/doc/manual.html#addon_autorefresh) for refreshing an editor the first time it becomes visible, and `html-lint` for using [HTMLHint](http://htmlhint.com/)
* The [`search`](http://codemirror.net/doc/manual.html#addon_search) addon now recognizes `\r` and `\n` in pattern and replacement input

## 5.5.0 (2015-07-20)

*   New option: [`lineSeparator`](http://codemirror.net/doc/manual.html#option_lineSeparator) (with corresponding [method](http://codemirror.net/doc/manual.html#lineSeparator))
*   New themes: [dracula](http://codemirror.net/demo/theme.html#dracula), [seti](http://codemirror.net/demo/theme.html#seti), [yeti](http://codemirror.net/demo/theme.html#yeti), [material](http://codemirror.net/demo/theme.html#material), and [icecoder](http://codemirror.net/demo/theme.html#icecoder)
*   New modes: [Brainfuck](http://codemirror.net/mode/brainfuck/index.html), [VHDL](http://codemirror.net/mode/vhdl/index.html), Squirrel ([clike](http://codemirror.net/mode/clike/index.html) dialect)
*   Define a `findPersistent` command in the [search](http://codemirror.net/demo/search.html) addon, for a dialog that stays open as you cycle through matches
*   From this release on, the NPM module doesn't include documentation and demos
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/5.4.0...5.5.0)

## 5.4.0 (2015-06-25)

*   New modes: [Twig](http://codemirror.net/mode/twig/index.html), [Elm](http://codemirror.net/mode/elm/index.html), [Factor](http://codemirror.net/mode/factor/index.html), [Swift](http://codemirror.net/mode/swift/index.html)
*   Prefer clipboard API (if available) when pasting
*   Refined definition highlighting in [clike](http://codemirror.net/mode/clike/index.html) mode
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/5.3.0...5.4.0)

## 5.3.0 (2015-05-20)

*   Fix several regressions in the [`show-hint`](http://codemirror.net/doc/manual.html#addon_show-hint) addon (`completeSingle` option, `"shown"` and `"close"` events)
*   The [vim mode](http://codemirror.net/demo/vim.html) API was [documented](http://codemirror.net/doc/manual.html#vimapi)
*   New modes: [ASN.1](http://codemirror.net/mode/asn.1/index.html), [TTCN](http://codemirror.net/mode/ttcn/index.html), and [TTCN-CFG](http://codemirror.net/mode/ttcn-cfg/index.html)
*   The [clike](http://codemirror.net/mode/clike/index.html) mode can now deep-indent `switch` statements, and roughly recognizes types and defined identifiers
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/5.2.0...5.3.0)

## 5.2.0 (2015-04-20)

*   Fix several race conditions in [`show-hint`](http://codemirror.net/doc/manual.html#addon_show-hint)'s asynchronous mode
*   Fix backspace binding in [Sublime bindings](http://codemirror.net/demo/sublime.html)
*   Change the way IME is handled in the `"textarea"` [input style](http://codemirror.net/doc/manual.html#option_inputStyle)
*   New modes: [MUMPS](http://codemirror.net/mode/mumps/index.html), [Handlebars](http://codemirror.net/mode/handlebars/index.html)
*   Rewritten modes: [Django](http://codemirror.net/mode/django/index.html), [Z80](http://codemirror.net/mode/z80/index.html)
*   New theme: [Liquibyte](http://codemirror.net/demo/theme.html#liquibyte)
*   New option: [`lineWiseCopyCut`](http://codemirror.net/doc/manual.html#option_lineWiseCopyCut)
*   The [Vim mode](http://codemirror.net/demo/vim.html) now supports buffer-local options and the `filetype` setting
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/5.1.0...5.2.0)

## 5.1.0 (2015-03-23)

*   New modes: [ASCII armor](http://codemirror.net/mode/asciiarmor/index.html) (PGP data), [Troff](http://codemirror.net/mode/troff/index.html), and [CMake](http://codemirror.net/mode/cmake/index.html).
*   Remove SmartyMixed mode, rewrite [Smarty](http://codemirror.net/mode/smarty/index.html) mode to supersede it.
*   New commands in the [merge addon](http://codemirror.net/doc/manual.html#addon_merge): `goNextDiff` and `goPrevDiff`.
*   The [closebrackets addon](http://codemirror.net/doc/manual.html#addon_closebrackets) can now be configured per mode.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/5.0.0...5.1.0).

## 5.0.0 (2015-02-20)

*   Experimental mobile support (tested on iOS, Android Chrome, stock Android browser)
*   New option [`inputStyle`](http://codemirror.net/doc/manual.html#option_inputStyle) to switch between hidden textarea and contenteditable input.
*   The [`getInputField`](http://codemirror.net/doc/manual.html#getInputField) method is no longer guaranteed to return a textarea.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.13.0...5.0.0).

## 4.13.0 (2015-02-20)

*   Fix the way the [`closetag`](http://codemirror.net/demo/closetag.html) demo handles the slash character.
*   New modes: [Forth](http://codemirror.net/mode/forth/index.html), [Stylus](http://codemirror.net/mode/stylus/index.html).
*   Make the [CSS mode](http://codemirror.net/mode/css/index.html) understand some modern CSS extensions.
*   Have the [Scala mode](http://codemirror.net/mode/clike/index.html) handle symbols and triple-quoted strings.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.12.0...4.13.0).

## 4.12.0 (2015-01-22)

*   The [`closetag`](http://codemirror.net/doc/manual.html#addon_closetag) addon now defines a `"closeTag"` command.
*   Adds a `findModeByFileName` to the [mode metadata](http://codemirror.net/doc/manual.html#addon_meta) addon.
*   [Simple mode](http://codemirror.net/demo/simplemode.html) rules can now contain a `sol` property to only match at the start of a line.
*   New addon: [`selection-pointer`](http://codemirror.net/doc/manual.html#addon_selection-pointer) to style the mouse cursor over the selection.
*   Improvements to the [Sass mode](http://codemirror.net/mode/sass/index.html)'s indentation.
*   The [Vim keymap](http://codemirror.net/demo/vim.html)'s search functionality now supports [scrollbar annotation](http://codemirror.net/doc/manual.html#addon_matchesonscrollbar).
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.11.0...4.12.0).

## 4.11.0 (2015-01-09)

Unfortunately, 4.10 did not take care of the Firefox scrolling issue entirely. This release adds two more patches to address that.

## 4.10.0 (2014-12-29)

Emergency single-patch update to 4.9\. Fixes Firefox-specific problem where the cursor could end up behind the horizontal scrollbar.

## 4.9.0 (2014-12-23)

*   Overhauled scroll bar handling. Add pluggable [scrollbar implementations](http://codemirror.net/demo/simplescrollbars.html).
*   Tweaked behavior for the [completion addons](http://codemirror.net/doc/manual.html#addon_show-hint) to not take text after cursor into account.
*   Two new optional features in the [merge addon](http://codemirror.net/doc/manual.html#addon_merge): aligning editors, and folding unchanged text.
*   New modes: [Dart](http://codemirror.net/mode/dart/index.html), [EBNF](http://codemirror.net/mode/ebnf/index.html), [spreadsheet](http://codemirror.net/mode/spreadsheet/index.html), and [Soy](http://codemirror.net/mode/soy/index.html).
*   New [addon](http://codemirror.net/demo/panel.html) to show persistent panels below/above an editor.
*   New themes: [zenburn](http://codemirror.net/demo/theme.html#zenburn) and [tomorrow night bright](http://codemirror.net/demo/theme.html#tomorrow-night-bright).
*   Allow ctrl-click to clear existing cursors.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.8.0...4.9.0).

## 4.8.0 (2014-11-22)

*   Built-in support for [multi-stroke key bindings](http://codemirror.net/doc/manual.html#normalizeKeyMap).
*   New method: [`getLineTokens`](http://codemirror.net/doc/manual.html#getLineTokens).
*   New modes: [dockerfile](http://codemirror.net/mode/dockerfile/index.html), [IDL](http://codemirror.net/mode/idl/index.html), [Objective C](http://codemirror.net/mode/clike/index.html) (crude).
*   Support styling of gutter backgrounds, allow `"gutter"` styles in [`addLineClass`](http://codemirror.net/doc/manual.html#addLineClass).
*   Many improvements to the [Vim mode](http://codemirror.net/demo/vim.html), rewritten visual mode.
*   Improvements to modes: [gfm](http://codemirror.net/mode/gfm/index.html) (strikethrough), [SPARQL](http://codemirror.net/mode/sparql/index.html) (version 1.1 support), and [sTeX](http://codemirror.net/mode/stex/index.html) (no more runaway math mode).
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.7.0...4.8.0).

## 4.7.0 (2014-10-20)

*   **Incompatible**: The [lint addon](http://codemirror.net/demo/lint.html) now passes the editor's value as first argument to asynchronous lint functions, for consistency. The editor is still passed, as fourth argument.
*   Improved handling of unicode identifiers in modes for languages that support them.
*   More mode improvements: [CoffeeScript](http://codemirror.net/mode/coffeescript/index.html) (indentation), [Verilog](http://codemirror.net/mode/verilog/index.html) (indentation), [Scala](http://codemirror.net/mode/clike/index.html) (indentation, triple-quoted strings), and [PHP](http://codemirror.net/mode/php/index.html) (interpolated variables in heredoc strings).
*   New modes: [Textile](http://codemirror.net/mode/textile/index.html) and [Tornado templates](http://codemirror.net/mode/tornado/index.html).
*   Experimental new [way to define modes](http://codemirror.net/demo/simplemode.html).
*   Improvements to the [Vim bindings](http://codemirror.net/demo/vim.html): Arbitrary insert mode key mappings are now possible, and text objects are supported in visual mode.
*   The mode [meta-information file](http://codemirror.net/mode/meta.js) now includes information about file extensions, and [helper functions](http://codemirror.net/doc/manual.html#addon_meta) `findModeByMIME` and `findModeByExtension`.
*   New logo!
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.6.0...4.7.0).

## 4.6.0 (2014-09-19)

*   New mode: [Modelica](http://codemirror.net/mode/modelica/index.html)
*   New method: [`findWordAt`](http://codemirror.net/doc/manual.html#findWordAt)
*   Make it easier to [use text background styling](http://codemirror.net/demo/markselection.html)
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.5.0...4.6.0).

## 4.5.0 (2014-08-21)

*   Fix several serious bugs with horizontal scrolling
*   New mode: [Slim](http://codemirror.net/mode/slim/index.html)
*   New command: [`goLineLeftSmart`](http://codemirror.net/doc/manual.html#command_goLineLeftSmart)
*   More fixes and extensions for the [Vim](http://codemirror.net/demo/vim.html) visual block mode
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.4.0...4.5.0).

## 4.4.0 (2014-07-21)

*   **Note:** Some events might now fire in slightly different order (`"change"` is still guaranteed to fire before `"cursorActivity"`)
*   Nested operations in multiple editors are now synced (complete at same time, reducing DOM reflows)
*   Visual block mode for [vim](http://codemirror.net/demo/vim.html) (<C-v>) is nearly complete
*   New mode: [Kotlin](http://codemirror.net/mode/kotlin/index.html)
*   Better multi-selection paste for text copied from multiple CodeMirror selections
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.3.0...4.4.0).

## 4.3.0 (2014-06-23)

*   Several [vim bindings](http://codemirror.net/demo/vim.html) improvements: search and exCommand history, global flag for `:substitute`, `:global` command.
*   Allow hiding the cursor by setting [`cursorBlinkRate`](http://codemirror.net/doc/manual.html#option_cursorBlinkRate) to a negative value.
*   Make gutter markers themeable, use this in foldgutter.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.2.0...4.3.0).

## 4.2.0 (2014-05-19)

*   Fix problem where some modes were broken by the fact that empty tokens were forbidden.
*   Several fixes to context menu handling.
*   On undo, scroll _change_, not cursor, into view.
*   Rewritten [Jade](http://codemirror.net/mode/jade/index.html) mode.
*   Various improvements to [Shell](http://codemirror.net/mode/shell/index.html) (support for more syntax) and [Python](http://codemirror.net/mode/python/index.html) (better indentation) modes.
*   New mode: [Cypher](http://codemirror.net/mode/cypher/index.html).
*   New theme: [Neo](http://codemirror.net/demo/theme.html#neo).
*   Support direct styling options (color, line style, width) in the [rulers](http://codemirror.net/doc/manual.html#addon_rulers) addon.
*   Recognize per-editor configuration for the [show-hint](http://codemirror.net/doc/manual.html#addon_show-hint) and [foldcode](http://codemirror.net/doc/manual.html#addon_foldcode) addons.
*   More intelligent scanning for existing close tags in [closetag](http://codemirror.net/doc/manual.html#addon_closetag) addon.
*   In the [Vim bindings](http://codemirror.net/demo/vim.html): Fix bracket matching, support case conversion in visual mode, visual paste, append action.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.1.0...4.2.0).

## 4.1.0 (2014-04-22)

*   _Slightly incompatible_: The [`"cursorActivity"`](http://codemirror.net/doc/manual.html#event_cursorActivity) event now fires after all other events for the operation (and only for handlers that were actually registered at the time the activity happened).
*   New command: [`insertSoftTab`](http://codemirror.net/doc/manual.html#command_insertSoftTab).
*   New mode: [Django](http://codemirror.net/mode/django/index.html).
*   Improved modes: [Verilog](http://codemirror.net/mode/verilog/index.html) (rewritten), [Jinja2](http://codemirror.net/mode/jinja2/index.html), [Haxe](http://codemirror.net/mode/haxe/index.html), [PHP](http://codemirror.net/mode/php/index.html) (string interpolation highlighted), [JavaScript](http://codemirror.net/mode/javascript/index.html) (indentation of trailing else, template strings), [LiveScript](http://codemirror.net/mode/livescript/index.html) (multi-line strings).
*   Many small issues from the 3.x→4.x transition were found and fixed.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/4.0.3...4.1.0).

## 3.24.0 (2014-04-22)

Merges the improvements from 4.1 that could easily be applied to the 3.x code. Also improves the way the editor size is updated when line widgets change.

## 3.23.0 (2014-03-20)

*   In the [XML mode](http://codemirror.net/mode/xml/index.html), add `brackets` style to angle brackets, fix case-sensitivity of tags for HTML.
*   New mode: [Dylan](http://codemirror.net/mode/dylan/index.html).
*   Many improvements to the [Vim bindings](http://codemirror.net/demo/vim.html).

## 3.22.0 (2014-02-21)

*   Adds the [`findMarks`](http://codemirror.net/doc/manual.html#findMarks) method.
*   New addons: [rulers](http://codemirror.net/doc/manual.html#addon_rulers), markdown-fold, yaml-lint.
*   New theme: [mdn-like](http://codemirror.net/demo/theme.html#mdn-like).
*   New mode: [Solr](http://codemirror.net/mode/solr/index.html).
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/3.21.0...3.22.0).

## 3.21.0 (2014-01-16)

*   Auto-indenting a block will no longer add trailing whitespace to blank lines.
*   Marking text has a new option [`clearWhenEmpty`](http://codemirror.net/doc/manual.html#markText) to control auto-removal.
*   Several bugfixes in the handling of bidirectional text.
*   The [XML](http://codemirror.net/mode/xml/index.html) and [CSS](http://codemirror.net/mode/css/index.html) modes were largely rewritten. [LESS](http://codemirror.net/mode/css/less.html) support was added to the CSS mode.
*   The OCaml mode was moved to an [mllike](http://codemirror.net/mode/mllike/index.html) mode, F# support added.
*   Make it possible to fetch multiple applicable helper values with [`getHelpers`](http://codemirror.net/doc/manual.html#getHelpers), and to register helpers matched on predicates with [`registerGlobalHelper`](http://codemirror.net/doc/manual.html#registerGlobalHelper).
*   New theme [pastel-on-dark](http://codemirror.net/demo/theme.html#pastel-on-dark).
*   Better ECMAScript 6 support in [JavaScript](http://codemirror.net/mode/javascript/index.html) mode.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/3.20.0...3.21.0).

## 3.20.0 (2013-11-21)

*   New modes: [Julia](http://codemirror.net/mode/julia/index.html) and [PEG.js](http://codemirror.net/mode/pegjs/index.html).
*   Support ECMAScript 6 in the [JavaScript mode](http://codemirror.net/mode/javascript/index.html).
*   Improved indentation for the [CoffeeScript mode](http://codemirror.net/mode/coffeescript/index.html).
*   Make non-printable-character representation [configurable](http://codemirror.net/doc/manual.html#option_specialChars).
*   Add ‘notification’ functionality to [dialog](http://codemirror.net/doc/manual.html#addon_dialog) addon.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/3.19.0...3.20.0).

## 3.19.0 (2013-10-21)

*   New modes: [Eiffel](http://codemirror.net/mode/eiffel/index.html), [Gherkin](http://codemirror.net/mode/gherkin/index.html), [MSSQL dialect](http://codemirror.net/mode/sql/?mime=text/x-mssql).
*   New addons: [hardwrap](http://codemirror.net/doc/manual.html#addon_hardwrap), [sql-hint](http://codemirror.net/doc/manual.html#addon_sql-hint).
*   New theme: [MBO](http://codemirror.net/demo/theme.html#mbo).
*   Add [support](http://codemirror.net/doc/manual.html#token_style_line) for line-level styling from mode tokenizers.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/3.18.0...3.19.0).

## 3.18.0 (2013-09-23)

Emergency release to fix a problem in 3.17 where `.setOption("lineNumbers", false)` would raise an error.

## 3.17.0 (2013-09-23)

*   New modes: [Fortran](http://codemirror.net/mode/fortran/index.html), [Octave](http://codemirror.net/mode/octave/index.html) (Matlab), [TOML](http://codemirror.net/mode/toml/index.html), and [DTD](http://codemirror.net/mode/dtd/index.html).
*   New addons: [`css-lint`](http://codemirror.net/addon/lint/css-lint.js), [`css-hint`](http://codemirror.net/doc/manual.html#addon_css-hint).
*   Improve resilience to CSS 'frameworks' that globally mess up `box-sizing`.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/3.16.0...3.17.0).

## 3.16.0 (2013-08-21)

*   The whole codebase is now under a single [license](http://codemirror.net/LICENSE) file.
*   The project page was overhauled and redesigned.
*   New themes: [Paraiso](http://codemirror.net/demo/theme.html#paraiso-dark) ([light](http://codemirror.net/demo/theme.html#paraiso-light)), [The Matrix](http://codemirror.net/demo/theme.html#the-matrix).
*   Improved interaction between themes and [active-line](http://codemirror.net/doc/manual.html#addon_active-line)/[matchbrackets](http://codemirror.net/doc/manual.html#addon_matchbrackets) addons.
*   New [folding](http://codemirror.net/doc/manual.html#addon_foldcode) function `CodeMirror.fold.comment`.
*   Added [fullscreen](http://codemirror.net/doc/manual.html#addon_fullscreen) addon.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/3.15.0...3.16.0).

## 3.15.0 (2013-07-29)

*   New modes: [Jade](http://codemirror.net/mode/jade/index.html), [Nginx](http://codemirror.net/mode/nginx/index.html).
*   New addons: [Tern](http://codemirror.net/demo/tern.html), [matchtags](http://codemirror.net/doc/manual.html#addon_matchtags), and [foldgutter](http://codemirror.net/doc/manual.html#addon_foldgutter).
*   Introduced [_helper_](http://codemirror.net/doc/manual.html#getHelper) concept ([context](https://groups.google.com/forum/#!msg/codemirror/cOc0xvUUEUU/nLrX1-qnidgJ)).
*   New method: [`getModeAt`](http://codemirror.net/doc/manual.html#getModeAt).
*   New themes: base16 [dark](http://codemirror.net/demo/theme.html#base16-dark)/[light](http://codemirror.net/demo/theme.html#base16-light), 3024 [dark](http://codemirror.net/demo/theme.html#3024-night)/[light](http://codemirror.net/demo/theme.html#3024-day), [tomorrow-night](http://codemirror.net/demo/theme.html#tomorrow-night-eighties).
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/3.14.0...3.15.0).

## 3.14.0 (2013-06-20)

*   New addons: [trailing space highlight](http://codemirror.net/doc/manual.html#addon_trailingspace), [XML completion](http://codemirror.net/doc/manual.html#addon_xml-hint) (rewritten), and [diff merging](http://codemirror.net/doc/manual.html#addon_merge).
*   [`markText`](http://codemirror.net/doc/manual.html#markText) and [`addLineWidget`](http://codemirror.net/doc/manual.html#addLineWidget) now take a `handleMouseEvents` option.
*   New methods: [`lineAtHeight`](http://codemirror.net/doc/manual.html#lineAtHeight), [`getTokenTypeAt`](http://codemirror.net/doc/manual.html#getTokenTypeAt).
*   More precise cleanness-tracking using [`changeGeneration`](http://codemirror.net/doc/manual.html#changeGeneration) and [`isClean`](http://codemirror.net/doc/manual.html#isClean).
*   Many extensions to [Emacs](http://codemirror.net/demo/emacs.html) mode (prefixes, more navigation units, and more).
*   New events [`"keyHandled"`](http://codemirror.net/doc/manual.html#event_keyHandled) and [`"inputRead"`](http://codemirror.net/doc/manual.html#event_inputRead).
*   Various improvements to [Ruby](http://codemirror.net/mode/ruby/index.html), [Smarty](http://codemirror.net/mode/smarty/index.html), [SQL](http://codemirror.net/mode/sql/index.html), and [Vim](http://codemirror.net/demo/vim.html) modes.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/3.13.0...3.14.0).

## 3.13.0 (2013-05-20)

*   New modes: [COBOL](http://codemirror.net/mode/cobol/index.html) and [HAML](http://codemirror.net/mode/haml/index.html).
*   New options: [`cursorScrollMargin`](http://codemirror.net/doc/manual.html#option_cursorScrollMargin) and [`coverGutterNextToScrollbar`](http://codemirror.net/doc/manual.html#option_coverGutterNextToScrollbar).
*   New addon: [commenting](http://codemirror.net/doc/manual.html#addon_comment).
*   More features added to the [Vim keymap](http://codemirror.net/demo/vim.html).
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/v3.12...3.13.0).

## 3.12.0 (2013-04-19)

*   New mode: [GNU assembler](http://codemirror.net/mode/gas/index.html).
*   New options: [`maxHighlightLength`](http://codemirror.net/doc/manual.html#option_maxHighlightLength) and [`historyEventDelay`](http://codemirror.net/doc/manual.html#option_historyEventDelay).
*   Added [`addToHistory`](http://codemirror.net/doc/manual.html#mark_addToHistory) option for `markText`.
*   Various fixes to JavaScript tokenization and indentation corner cases.
*   Further improvements to the vim mode.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/v3.11...v3.12).

## 3.11.0 (2013-03-20)

*   **Removed code:** `collapserange`, `formatting`, and `simple-hint` addons. `plsql` and `mysql` modes (use [`sql`](http://codemirror.net/mode/sql/index.html) mode).
*   **Moved code:** the range-finding functions for folding now have [their own files](http://codemirror.net/addon/fold/).
*   **Changed interface:** the [`continuecomment`](http://codemirror.net/doc/manual.html#addon_continuecomment) addon now exposes an option, rather than a command.
*   New modes: [SCSS](http://codemirror.net/mode/css/scss.html), [Tcl](http://codemirror.net/mode/tcl/index.html), [LiveScript](http://codemirror.net/mode/livescript/index.html), and [mIRC](http://codemirror.net/mode/mirc/index.html).
*   New addons: [`placeholder`](http://codemirror.net/demo/placeholder.html), [HTML completion](http://codemirror.net/demo/html5complete.html).
*   New methods: [`hasFocus`](http://codemirror.net/doc/manual.html#hasFocus), [`defaultCharWidth`](http://codemirror.net/doc/manual.html#defaultCharWidth).
*   New events: [`beforeCursorEnter`](http://codemirror.net/doc/manual.html#event_beforeCursorEnter), [`renderLine`](http://codemirror.net/doc/manual.html#event_renderLine).
*   Many improvements to the [`show-hint`](http://codemirror.net/doc/manual.html#addon_show-hint) completion dialog addon.
*   Tweak behavior of by-word cursor motion.
*   Further improvements to the [vim mode](http://codemirror.net/demo/vim.html).
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/v3.1...v3.11).

## 3.02.0 (2013-01-25)

Single-bugfix release. Fixes a problem that prevents CodeMirror instances from being garbage-collected after they become unused.

## 3.01.0 (2013-01-21)

*   Move all add-ons into an organized directory structure under [`/addon`](http://codemirror.net/addon/). **You might have to adjust your paths.**
*   New modes: [D](http://codemirror.net/mode/d/index.html), [Sass](http://codemirror.net/mode/sass/index.html), [APL](http://codemirror.net/mode/apl/index.html), [SQL](http://codemirror.net/mode/sql/index.html) (configurable), and [Asterisk](http://codemirror.net/mode/asterisk/index.html).
*   Several bugfixes in right-to-left text support.
*   Add [`rtlMoveVisually`](http://codemirror.net/doc/manual.html#option_rtlMoveVisually) option.
*   Improvements to vim keymap.
*   Add built-in (lightweight) [overlay mode](http://codemirror.net/doc/manual.html#addOverlay) support.
*   Support `showIfHidden` option for [line widgets](http://codemirror.net/doc/manual.html#addLineWidget).
*   Add simple [Python hinter](http://codemirror.net/doc/manual.html#addon_python-hint).
*   Bring back the [`fixedGutter`](http://codemirror.net/doc/manual.html#option_fixedGutter) option.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/v3.0...v3.01).

## 3.1.0 (2013-02-21)

*   **Incompatible:** key handlers may now _return_, rather than _throw_ `CodeMirror.Pass` to signal they didn't handle the key.
*   Make documents a [first-class construct](http://codemirror.net/doc/manual.html#api_doc), support split views and subviews.
*   Add a [new module](http://codemirror.net/doc/manual.html#addon_show-hint) for showing completion hints. Deprecate `simple-hint.js`.
*   Extend [htmlmixed mode](http://codemirror.net/mode/htmlmixed/index.html) to allow custom handling of script types.
*   Support an `insertLeft` option to [`setBookmark`](http://codemirror.net/doc/manual.html#setBookmark).
*   Add an [`eachLine`](http://codemirror.net/doc/manual.html#eachLine) method to iterate over a document.
*   New addon modules: [selection marking](http://codemirror.net/demo/markselection.html), [linting](http://codemirror.net/demo/lint.html), and [automatic bracket closing](http://codemirror.net/demo/closebrackets.html).
*   Add [`"beforeChange"`](http://codemirror.net/doc/manual.html#event_beforeChange) and [`"beforeSelectionChange"`](http://codemirror.net/doc/manual.html#event_beforeSelectionChange) events.
*   Add [`"hide"`](http://codemirror.net/doc/manual.html#event_hide) and [`"unhide"`](http://codemirror.net/doc/manual.html#event_unhide) events to marked ranges.
*   Fix [`coordsChar`](http://codemirror.net/doc/manual.html#coordsChar)'s interpretation of its argument to match the documentation.
*   New modes: [Turtle](http://codemirror.net/mode/turtle/index.html) and [Q](http://codemirror.net/mode/q/index.html).
*   Further improvements to the [vim mode](http://codemirror.net/demo/vim.html).
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/v3.01...v3.1).

## 3.0.0 (2012-12-10)

**New major version**. Only partially backwards-compatible. See the [upgrading guide](http://codemirror.net/doc/upgrade_v3.html) for more information. Changes since release candidate 2:

*   Rewritten VIM mode.
*   Fix a few minor scrolling and sizing issues.
*   Work around Safari segfault when dragging.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/v3.0rc2...v3.0).

## 2.38.0 (2013-01-21)

Integrate some bugfixes, enhancements to the vim keymap, and new modes ([D](http://codemirror.net/mode/d/index.html), [Sass](http://codemirror.net/mode/sass/index.html), [APL](http://codemirror.net/mode/apl/index.html)) from the v3 branch.

## 2.37.0 (2012-12-20)

*   New mode: [SQL](http://codemirror.net/mode/sql/index.html) (will replace [plsql](http://codemirror.net/mode/plsql/index.html) and [mysql](http://codemirror.net/mode/mysql/index.html) modes).
*   Further work on the new VIM mode.
*   Fix Cmd/Ctrl keys on recent Operas on OS X.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/v2.36...v2.37).

## 2.36.0 (2012-11-20)

*   New mode: [Z80 assembly](http://codemirror.net/mode/z80/index.html).
*   New theme: [Twilight](http://codemirror.net/demo/theme.html#twilight).
*   Add command-line compression helper.
*   Make [`scrollIntoView`](http://codemirror.net/doc/manual.html#scrollIntoView) public.
*   Add [`defaultTextHeight`](http://codemirror.net/doc/manual.html#defaultTextHeight) method.
*   Various extensions to the vim keymap.
*   Make [PHP mode](http://codemirror.net/mode/php/index.html) build on [mixed HTML mode](http://codemirror.net/mode/htmlmixed/index.html).
*   Add [comment-continuing](http://codemirror.net/doc/manual.html#addon_continuecomment) add-on.
*   Full [list of patches](http://codemirror.net/https://github.com/codemirror/CodeMirror/compare/v2.35...v2.36).

## 2.35.0 (2012-10-22)

*   New (sub) mode: [TypeScript](http://codemirror.net/mode/javascript/typescript.html).
*   Don't overwrite (insert key) when pasting.
*   Fix several bugs in [`markText`](http://codemirror.net/doc/manual.html#markText)/undo interaction.
*   Better indentation of JavaScript code without semicolons.
*   Add [`defineInitHook`](http://codemirror.net/doc/manual.html#defineInitHook) function.
*   Full [list of patches](https://github.com/codemirror/CodeMirror/compare/v2.34...v2.35).

## 2.34.0 (2012-09-19)

*   New mode: [Common Lisp](http://codemirror.net/mode/commonlisp/index.html).
*   Fix right-click select-all on most browsers.
*   Change the way highlighting happens:  
      Saves memory and CPU cycles.  
      `compareStates` is no longer needed.  
      `onHighlightComplete` no longer works.
*   Integrate mode (Markdown, XQuery, CSS, sTex) tests in central testsuite.
*   Add a [`CodeMirror.version`](http://codemirror.net/doc/manual.html#version) property.
*   More robust handling of nested modes in [formatting](http://codemirror.net/demo/formatting.html) and [closetag](http://codemirror.net/demo/closetag.html) plug-ins.
*   Un/redo now preserves [marked text](http://codemirror.net/doc/manual.html#markText) and bookmarks.
*   [Full list](https://github.com/codemirror/CodeMirror/compare/v2.33...v2.34) of patches.

## 2.33.0 (2012-08-23)

*   New mode: [Sieve](http://codemirror.net/mode/sieve/index.html).
*   New [`getViewPort`](http://codemirror.net/doc/manual.html#getViewport) and [`onViewportChange`](http://codemirror.net/doc/manual.html#option_onViewportChange) API.
*   [Configurable](http://codemirror.net/doc/manual.html#option_cursorBlinkRate) cursor blink rate.
*   Make binding a key to `false` disabling handling (again).
*   Show non-printing characters as red dots.
*   More tweaks to the scrolling model.
*   Expanded testsuite. Basic linter added.
*   Remove most uses of `innerHTML`. Remove `CodeMirror.htmlEscape`.
*   [Full list](https://github.com/codemirror/CodeMirror/compare/v2.32...v2.33) of patches.

## 2.32.0 (2012-07-23)

Emergency fix for a bug where an editor with line wrapping on IE will break when there is _no_ scrollbar.

## 2.31.0 (2012-07-20)

*   New modes: [OCaml](http://codemirror.net/mode/ocaml/index.html), [Haxe](http://codemirror.net/mode/haxe/index.html), and [VB.NET](http://codemirror.net/mode/vb/index.html).
*   Several fixes to the new scrolling model.
*   Add a [`setSize`](http://codemirror.net/doc/manual.html#setSize) method for programmatic resizing.
*   Add [`getHistory`](http://codemirror.net/doc/manual.html#getHistory) and [`setHistory`](http://codemirror.net/doc/manual.html#setHistory) methods.
*   Allow custom line separator string in [`getValue`](http://codemirror.net/doc/manual.html#getValue) and [`getRange`](http://codemirror.net/doc/manual.html#getRange).
*   Support double- and triple-click drag, double-clicking whitespace.
*   And more... [(all patches)](https://github.com/codemirror/CodeMirror/compare/v2.3...v2.31)

## 2.30.0 (2012-06-22)

*   **New scrollbar implementation**. Should flicker less. Changes DOM structure of the editor.
*   New theme: [vibrant-ink](http://codemirror.net/demo/theme.html#vibrant-ink).
*   Many extensions to the VIM keymap (including text objects).
*   Add [mode-multiplexing](http://codemirror.net/demo/multiplex.html) utility script.
*   Fix bug where right-click paste works in read-only mode.
*   Add a [`getScrollInfo`](http://codemirror.net/doc/manual.html#getScrollInfo) method.
*   Lots of other [fixes](https://github.com/codemirror/CodeMirror/compare/v2.25...v2.3).

## 2.25.0 (2012-05-23)

*   New mode: [Erlang](http://codemirror.net/mode/erlang/index.html).
*   **Remove xmlpure mode** (use [xml.js](http://codemirror.net/mode/xml/index.html)).
*   Fix line-wrapping in Opera.
*   Fix X Windows middle-click paste in Chrome.
*   Fix bug that broke pasting of huge documents.
*   Fix backspace and tab key repeat in Opera.

## 2.24.0 (2012-04-23)

*   **Drop support for Internet Explorer 6**.
*   New modes: [Shell](http://codemirror.net/mode/shell/index.html), [Tiki wiki](http://codemirror.net/mode/tiki/index.html), [Pig Latin](http://codemirror.net/mode/pig/index.html).
*   New themes: [Ambiance](http://codemirror.net/demo/theme.html#ambiance), [Blackboard](http://codemirror.net/demo/theme.html#blackboard).
*   More control over drag/drop with [`dragDrop`](http://codemirror.net/doc/manual.html#option_dragDrop) and [`onDragEvent`](http://codemirror.net/doc/manual.html#option_onDragEvent) options.
*   Make HTML mode a bit less pedantic.
*   Add [`compoundChange`](http://codemirror.net/doc/manual.html#compoundChange) API method.
*   Several fixes in undo history and line hiding.
*   Remove (broken) support for `catchall` in key maps, add `nofallthrough` boolean field instead.

## 2.23.0 (2012-03-26)

*   Change **default binding for tab**. Starting in 2.23, these bindings are default:
    *   Tab: Insert tab character
    *   Shift-tab: Reset line indentation to default
    *   Ctrl/Cmd-[: Reduce line indentation (old tab behaviour)
    *   Ctrl/Cmd-]: Increase line indentation (old shift-tab behaviour)
*   New modes: [XQuery](http://codemirror.net/mode/xquery/index.html) and [VBScript](http://codemirror.net/mode/vbscript/index.html).
*   Two new themes: [lesser-dark](http://codemirror.net/mode/less/index.html) and [xq-dark](http://codemirror.net/mode/xquery/index.html).
*   Differentiate between background and text styles in [`setLineClass`](http://codemirror.net/doc/manual.html#setLineClass).
*   Fix drag-and-drop in IE9+.
*   Extend [`charCoords`](http://codemirror.net/doc/manual.html#charCoords) and [`cursorCoords`](http://codemirror.net/doc/manual.html#cursorCoords) with a `mode` argument.
*   Add [`autofocus`](http://codemirror.net/doc/manual.html#option_autofocus) option.
*   Add [`findMarksAt`](http://codemirror.net/doc/manual.html#findMarksAt) method.

## 2.22.0 (2012-02-27)

*   Allow [key handlers](http://codemirror.net/doc/manual.html#keymaps) to pass up events, allow binding characters.
*   Add [`autoClearEmptyLines`](http://codemirror.net/doc/manual.html#option_autoClearEmptyLines) option.
*   Properly use tab stops when rendering tabs.
*   Make PHP mode more robust.
*   Support indentation blocks in [code folder](http://codemirror.net/doc/manual.html#addon_foldcode).
*   Add a script for [highlighting instances of the selection](http://codemirror.net/doc/manual.html#addon_match-highlighter).
*   New [.properties](http://codemirror.net/mode/properties/index.html) mode.
*   Fix many bugs.

## 2.21.0 (2012-01-27)

*   Added [LESS](http://codemirror.net/mode/less/index.html), [MySQL](http://codemirror.net/mode/mysql/index.html), [Go](http://codemirror.net/mode/go/index.html), and [Verilog](http://codemirror.net/mode/verilog/index.html) modes.
*   Add [`smartIndent`](http://codemirror.net/doc/manual.html#option_smartIndent) option.
*   Support a cursor in [`readOnly`](http://codemirror.net/doc/manual.html#option_readOnly)-mode.
*   Support assigning multiple styles to a token.
*   Use a new approach to drawing the selection.
*   Add [`scrollTo`](http://codemirror.net/doc/manual.html#scrollTo) method.
*   Allow undo/redo events to span non-adjacent lines.
*   Lots and lots of bugfixes.

## 2.20.0 (2011-12-20)

*   Slightly incompatible API changes. Read [this](http://codemirror.net/doc/upgrade_v2.2.html).
*   New approach to [binding](http://codemirror.net/doc/manual.html#option_extraKeys) keys, support for [custom bindings](http://codemirror.net/doc/manual.html#option_keyMap).
*   Support for overwrite (insert).
*   [Custom-width](http://codemirror.net/doc/manual.html#option_tabSize) and [stylable](http://codemirror.net/demo/visibletabs.html) tabs.
*   Moved more code into [add-on scripts](http://codemirror.net/doc/manual.html#addons).
*   Support for sane vertical cursor movement in wrapped lines.
*   More reliable handling of editing [marked text](http://codemirror.net/doc/manual.html#markText).
*   Add minimal [emacs](http://codemirror.net/demo/emacs.html) and [vim](http://codemirror.net/demo/vim.html) bindings.
*   Rename `coordsFromIndex` to [`posFromIndex`](http://codemirror.net/doc/manual.html#posFromIndex), add [`indexFromPos`](http://codemirror.net/doc/manual.html#indexFromPos) method.

## 2.18.0 (2011-11-21)

Fixes `TextMarker.clear`, which is broken in 2.17.

## 2.17.0 (2011-11-21)

*   Add support for [line wrapping](http://codemirror.net/doc/manual.html#option_lineWrapping) and [code folding](http://codemirror.net/doc/manual.html#hideLine).
*   Add [Github-style Markdown](http://codemirror.net/mode/gfm/index.html) mode.
*   Add [Monokai](http://codemirror.net/theme/monokai.css) and [Rubyblue](http://codemirror.net/theme/rubyblue.css) themes.
*   Add [`setBookmark`](http://codemirror.net/doc/manual.html#setBookmark) method.
*   Move some of the demo code into reusable components under [`lib/util`](http://codemirror.net/addon/).
*   Make screen-coord-finding code faster and more reliable.
*   Fix drag-and-drop in Firefox.
*   Improve support for IME.
*   Speed up content rendering.
*   Fix browser's built-in search in Webkit.
*   Make double- and triple-click work in IE.
*   Various fixes to modes.

## 2.16.0 (2011-10-27)

*   Add [Perl](http://codemirror.net/mode/perl/index.html), [Rust](http://codemirror.net/mode/rust/index.html), [TiddlyWiki](http://codemirror.net/mode/tiddlywiki/index.html), and [Groovy](http://codemirror.net/mode/groovy/index.html) modes.
*   Dragging text inside the editor now moves, rather than copies.
*   Add a [`coordsFromIndex`](http://codemirror.net/doc/manual.html#coordsFromIndex) method.
*   **API change**: `setValue` now no longer clears history. Use [`clearHistory`](http://codemirror.net/doc/manual.html#clearHistory) for that.
*   **API change**: [`markText`](http://codemirror.net/doc/manual.html#markText) now returns an object with `clear` and `find` methods. Marked text is now more robust when edited.
*   Fix editing code with tabs in Internet Explorer.

## 2.15.0 (2011-09-26)

Fix bug that snuck into 2.14: Clicking the character that currently has the cursor didn't re-focus the editor.

## 2.14.0 (2011-09-26)

*   Add [Clojure](http://codemirror.net/mode/clojure/index.html), [Pascal](http://codemirror.net/mode/pascal/index.html), [NTriples](http://codemirror.net/mode/ntriples/index.html), [Jinja2](http://codemirror.net/mode/jinja2/index.html), and [Markdown](http://codemirror.net/mode/markdown/index.html) modes.
*   Add [Cobalt](http://codemirror.net/theme/cobalt.css) and [Eclipse](http://codemirror.net/theme/eclipse.css) themes.
*   Add a [`fixedGutter`](http://codemirror.net/doc/manual.html#option_fixedGutter) option.
*   Fix bug with `setValue` breaking cursor movement.
*   Make gutter updates much more efficient.
*   Allow dragging of text out of the editor (on modern browsers).

## 2.13.0 (2011-08-23)

*   Add [Ruby](http://codemirror.net/mode/ruby/index.html), [R](http://codemirror.net/mode/r/index.html), [CoffeeScript](http://codemirror.net/mode/coffeescript/index.html), and [Velocity](http://codemirror.net/mode/velocity/index.html) modes.
*   Add [`getGutterElement`](http://codemirror.net/doc/manual.html#getGutterElement) to API.
*   Several fixes to scrolling and positioning.
*   Add [`smartHome`](http://codemirror.net/doc/manual.html#option_smartHome) option.
*   Add an experimental [pure XML](http://codemirror.net/mode/xmlpure/index.html) mode.

## 2.12.0 (2011-07-25)

*   Add a [SPARQL](http://codemirror.net/mode/sparql/index.html) mode.
*   Fix bug with cursor jumping around in an unfocused editor in IE.
*   Allow key and mouse events to bubble out of the editor. Ignore widget clicks.
*   Solve cursor flakiness after undo/redo.
*   Fix block-reindent ignoring the last few lines.
*   Fix parsing of multi-line attrs in XML mode.
*   Use `innerHTML` for HTML-escaping.
*   Some fixes to indentation in C-like mode.
*   Shrink horiz scrollbars when long lines removed.
*   Fix width feedback loop bug that caused the width of an inner DIV to shrink.

## 2.11.0 (2011-07-04)

*   Add a [Scheme mode](http://codemirror.net/mode/scheme/index.html).
*   Add a `replace` method to search cursors, for cursor-preserving replacements.
*   Make the [C-like mode](http://codemirror.net/mode/clike/index.html) mode more customizable.
*   Update XML mode to spot mismatched tags.
*   Add `getStateAfter` API and `compareState` mode API methods for finer-grained mode magic.
*   Add a `getScrollerElement` API method to manipulate the scrolling DIV.
*   Fix drag-and-drop for Firefox.
*   Add a C# configuration for the [C-like mode](http://codemirror.net/mode/clike/index.html).
*   Add [full-screen editing](http://codemirror.net/demo/fullscreen.html) and [mode-changing](http://codemirror.net/demo/changemode.html) demos.

## 2.10.0 (2011-06-07)

Add a [theme](http://codemirror.net/doc/manual.html#option_theme) system ([demo](http://codemirror.net/demo/theme.html)). Note that this is not backwards-compatible—you'll have to update your styles and modes!

## 2.2.0 (2011-06-07)

*   Add a [Lua mode](http://codemirror.net/mode/lua/index.html).
*   Fix reverse-searching for a regexp.
*   Empty lines can no longer break highlighting.
*   Rework scrolling model (the outer wrapper no longer does the scrolling).
*   Solve horizontal jittering on long lines.
*   Add [runmode.js](http://codemirror.net/demo/runmode.html).
*   Immediately re-highlight text when typing.
*   Fix problem with 'sticking' horizontal scrollbar.

## 2.1.0 (2011-05-26)

*   Add a [Smalltalk mode](http://codemirror.net/mode/smalltalk/index.html).
*   Add a [reStructuredText mode](http://codemirror.net/mode/rst/index.html).
*   Add a [Python mode](http://codemirror.net/mode/python/index.html).
*   Add a [PL/SQL mode](http://codemirror.net/mode/plsql/index.html).
*   `coordsChar` now works
*   Fix a problem where `onCursorActivity` interfered with `onChange`.
*   Fix a number of scrolling and mouse-click-position glitches.
*   Pass information about the changed lines to `onChange`.
*   Support cmd-up/down on OS X.
*   Add triple-click line selection.
*   Don't handle shift when changing the selection through the API.
*   Support `"nocursor"` mode for `readOnly` option.
*   Add an `onHighlightComplete` option.
*   Fix the context menu for Firefox.

## 2.0.0 (2011-03-28)

CodeMirror 2 is a complete rewrite that's faster, smaller, simpler to use, and less dependent on browser quirks. See [this](http://codemirror.net/doc/internals.html) and [this](http://groups.google.com/group/codemirror/browse_thread/thread/5a8e894024a9f580) for more information.