$ arc linters
 AVAILABLE   chmod (Chmod)
 AVAILABLE   coffeelint (CoffeeLint)
 AVAILABLE   composer (Composer)
 AVAILABLE   cppcheck (Cppcheck)
 AVAILABLE   cpplint (CPPLINT)
 AVAILABLE   csharp (C#)
 AVAILABLE   csslint (CSSLint)
 AVAILABLE   filename (Filename)
 AVAILABLE   flake8 (Flake8)
 AVAILABLE   generated (Generated Code)
 AVAILABLE   gjslint (Closure Linter)
 AVAILABLE   golint (Golint)
 AVAILABLE   hlint (HLint)
 AVAILABLE   jscs (JSCS)
 AVAILABLE   jshint (JSHint)
 AVAILABLE   json (JSON Lint)
 AVAILABLE   jsonlint (JSON Lint)
 AVAILABLE   lessc (Less)
 AVAILABLE   merge-conflict (Merge Conflicts)
 AVAILABLE   nolint (Lint Disabler)
 AVAILABLE   pep8 (pep8)
 AVAILABLE   php (php -l)
 AVAILABLE   phpcs (PHP_CodeSniffer)
 AVAILABLE   phutil-library (Phutil Library Linter)
 AVAILABLE   phutil-xhpast (XHPAST/libphutil Lint)
 AVAILABLE   puppet-lint (puppet-lint)
 AVAILABLE   pyflakes (PyFlakes)
 AVAILABLE   pylint (PyLint)
 AVAILABLE   rubocop (RuboCop)
 AVAILABLE   ruby (Ruby)
 AVAILABLE   script-and-regex (Script and Regex)
 AVAILABLE   spelling (Spellchecker)
 AVAILABLE   text (Basic Text Linter)
 AVAILABLE   xhpast (XHPAST Lint)
 AVAILABLE   xml (SimpleXML Linter)