karabiner-private.xml

<?xml version="1.0"?>
<root>
  <appdef>
    <appname>HIPCHAT</appname>
    <equal>com.hipchat.HipChat</equal>
  </appdef>
  <appdef>
    <appname>SLACK</appname>
    <equal>com.tinyspeck.slackmacgap</equal>
  </appdef>
  <list>
    <item>
      <name>Command-D to Command-Tab</name>
      <identifier>private.command_d_to_command_tab</identifier>
      <autogen>--KeyToKey--
        KeyCode::D, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_COMMAND,
        KeyCode::TAB, ModifierFlag::COMMAND_L</autogen>
    </item>
    <item>
      <name>Command-E to Shift-Command-Tab</name>
      <identifier>private.command_e_to_shift_command_tab</identifier>
      <autogen>--KeyToKey--
        KeyCode::E, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_COMMAND,
        KeyCode::TAB, ModifierFlag::COMMAND_L | VK_SHIFT</autogen>
    </item>
    <item>
      <name>Chrome Command-J/K</name>
      <identifier>private.chrome_command_j_k</identifier>
      <only>GOOGLE_CHROME</only>
      <autogen>--KeyToKey--
        KeyCode::J, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_COMMAND | ModifierFlag::NONE,
        KeyCode::BRACKET_RIGHT, ModifierFlag::COMMAND_L, ModifierFlag::SHIFT_L</autogen>
      <autogen>--KeyToKey--
        KeyCode::K, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_COMMAND | ModifierFlag::NONE,
        KeyCode::BRACKET_LEFT, ModifierFlag::COMMAND_L, ModifierFlag::SHIFT_L</autogen>
    </item>
    <item>
      <name>Vim Use both Cmd/Opt as Opt, except for D/E/Tab/`/M/N, and except for just Cmd_R</name>
      <identifier>private.vim_command_opt</identifier>
      <only>VI</only>

      <!-- Vim magic for kana. This has to be before others. -->
      <autogen>__KeyOverlaidModifier__ KeyCode::COMMAND_R, KeyCode::OPTION_R, KeyCode::VK_JIS_TOGGLE_EISUU_KANA</autogen>

      <!-- The main -->
      <autogen>__KeyToKey__ KeyCode::COMMAND_L, KeyCode::OPTION_L</autogen>
      <autogen>__KeyToKey__ KeyCode::COMMAND_R, KeyCode::OPTION_L</autogen>

      <!-- Exceptions -->
      <autogen>--KeyToKey--
        KeyCode::D, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_OPTION,
        KeyCode::TAB, ModifierFlag::COMMAND_L</autogen>
      <autogen>--KeyToKey--
        KeyCode::E, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_OPTION,
        KeyCode::TAB, ModifierFlag::COMMAND_L | VK_SHIFT</autogen>
      <autogen>--KeyToKey--
        KeyCode::TAB, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_OPTION,
        KeyCode::TAB, ModifierFlag::COMMAND_L</autogen>
      <autogen>--KeyToKey--
        KeyCode::BACKQUOTE, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_OPTION,
        KeyCode::BACKQUOTE, ModifierFlag::COMMAND_L</autogen>
      <autogen>--KeyToKey--
        KeyCode::M, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_OPTION,
        KeyCode::M, ModifierFlag::COMMAND_L</autogen>
      <autogen>--KeyToKey--
        KeyCode::N, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_OPTION,
        KeyCode::N, ModifierFlag::COMMAND_L</autogen>
    </item>
    <item>
      <name>HipChat Command-J/K</name>
      <identifier>private.hipchat_command_j_k</identifier>
      <only>HIPCHAT</only>
      <autogen>--KeyToKey--
        KeyCode::J, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_COMMAND | ModifierFlag::NONE,
        KeyCode::BRACKET_RIGHT, ModifierFlag::COMMAND_L, ModifierFlag::SHIFT_L</autogen>
      <autogen>--KeyToKey--
        KeyCode::K, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_COMMAND | ModifierFlag::NONE,
        KeyCode::BRACKET_LEFT, ModifierFlag::COMMAND_L, ModifierFlag::SHIFT_L</autogen>
    </item>
    <item>
      <name>Slack Command-J/K</name>
      <identifier>private.slack_command_j_k</identifier>
      <only>SLACK</only>
      <autogen>--KeyToKey--
        KeyCode::J, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_COMMAND | ModifierFlag::NONE,
        KeyCode::CURSOR_DOWN, ModifierFlag::OPTION_L</autogen>
      <autogen>--KeyToKey--
        KeyCode::K, MODIFIERFLAG_EITHER_LEFT_OR_RIGHT_COMMAND | ModifierFlag::NONE,
        KeyCode::CURSOR_UP, ModifierFlag::OPTION_L</autogen>
    </item>
  </list>
</root>