List of supported Syntax Highlighters:
This is used on the Ceylon Web IDE, and pushed upstream.
Source: https://github.com/codemirror/CodeMirror/tree/master/mode
Our source: https://github.com/codemirror/CodeMirror/blob/master/mode/clike/clike.js#L725
This is not pushed upstream yet.
Our source: GeSHi/geshi-1.0#50
This is used by Gitter
Source: https://github.com/isagalaev/highlight.js/blob/master/src/languages/ceylon.js
https://craig.is/making/rainbows
This is used on ceylon-lang.org, ceylon-herd and ceylondoc output, but apparently we did not push a PR
Source: https://github.com/ccampbell/rainbow/tree/master/js/language
Our source: https://github.com/ceylon/ceylon-lang.org/blob/master/js/language/ceylon.js
This will be used by GitHub pages as of May 1st 2016 (with Jekyll 3). It looks like it's also used by GitLab.
Ceylon support was merge 2016-06-02: rouge-ruby/rouge#414
http://alexgorbatchev.com/SyntaxHighlighter/
This was used in ceylon-lang.org, ceylondoc and Herd. Not pushed upstream.
Source: https://github.com/syntaxhighlighter
This is used in GitHub syntax highlighting.
Source: https://github.com/jeancharles-roger/ceylon-sublimetext
This it not pushed upstream yet.
Source: http://code.google.com/p/vim/source/browse/runtime/syntax/java.vim (for example)
Our source: https://github.com/chochos/ceylon-vim
Published on the official marketplace: https://marketplace.visualstudio.com/items/bjansen.Ceylon, install using:
ext install Ceylon
Our source : https://github.com/bjansen/vs.language.ceylon