Karabiner private.xml for Emacs, Vim, VSCode, Unity, Houdini.

private.xml

<?xml version="1.0"?>
<root>
    <appdef>
        <appname>TERMINAL</appname>
        <equal>com.apple.Terminal</equal>
    </appdef>
    <appdef>
        <appname>ITERM2</appname>
        <equal>com.googlecode.iterm2</equal>
    </appdef>
    <appdef>
        <appname>PYCHARM</appname>
        <equal>com.jetbrains.pycharm</equal>
    </appdef>
    <appdef>
        <appname>VSCODE</appname>
        <equal>com.microsoft.VSCode</equal>
    </appdef>
    <appdef>
        <appname>UNITY</appname>
        <equal>com.unity3d.UnityEditor5.x</equal>
    </appdef>
    <appdef>
        <appname>HOUDINI</appname>
        <equal>com.sidefx.HoudiniApprentice</equal>
    </appdef>
    <windownamedef>
        <name>VIM</name>
        <regex>.*vim.*</regex>
    </windownamedef>
    <windownamedef>
        <name>EMACS</name>
        <regex>.*emacsclient.*</regex>
    </windownamedef>
    <item>
        <name>Private Mapping</name>
        <!-- all -->
        <item>
            <name>Control J to N</name>
            <identifier>private.swap_ctrl_j2n</identifier>
            <autogen>
                __KeyToKey__
                KeyCode::J, ModifierFlag::CONTROL_L,
                KeyCode::N
            </autogen>
        </item>
        <!-- vim -->
        <item>
            <name>Custom Vim Change CONTROL_C+EISUU</name>
            <identifier>private.control_C_plus_eisuu</identifier>
            <only>TERMINAL,ITERM2</only>
            <windowname_only>VIM</windowname_only>
            <autogen>
                __KeyToKey__
                KeyCode::C, ModifierFlag::CONTROL_L,
                KeyCode::JIS_EISUU, KeyCode::C, ModifierFlag::CONTROL_L
            </autogen>
        </item>
        <item>
            <name>Custom Vim Change ESC+EISUU</name>
            <identifier>private.escape_plus_eisuu</identifier>
            <only>TERMINAL,ITERM2</only>
            <windowname_only>VIM</windowname_only>
            <autogen>
                __KeyToKey__
                KeyCode::ESCAPE,
                KeyCode::JIS_EISUU, KeyCode::ESCAPE
            </autogen>
        </item>
        <!-- Emacs -->
        <item>
            <name>Custom Emacs Change CONTROL_G+EISUU</name>
            <identifier>private.control_g_plus_eisuu</identifier>
            <only>TERMINAL,ITERM2</only>
            <windowname_only>EMACS</windowname_only>
            <autogen>
                __KeyToKey__
                KeyCode::G, ModifierFlag::CONTROL_L,
                KeyCode::JIS_EISUU, KeyCode::G, ModifierFlag::CONTROL_L
            </autogen>
        </item>
        <!-- PyCharm -->
        <item>
            <name>Custom PyCharm Change CONTROL_C+EISUU</name>
            <identifier>private.control_C_plus_eisuu_pycharm</identifier>
            <only>PYCHARM</only>
            <autogen>
                __KeyToKey__
                KeyCode::C, ModifierFlag::CONTROL_L,
                KeyCode::JIS_EISUU, KeyCode::ESCAPE
            </autogen>
        </item>
        <item>
            <name>Custom PyCharm Change ESC+EISUU</name>
            <identifier>private.escape_plus_eisuu_pycharm</identifier>
            <only>PYCHARM</only>
            <autogen>
                __KeyToKey__
                KeyCode::ESCAPE,
                KeyCode::JIS_EISUU, KeyCode::ESCAPE
            </autogen>
        </item>
        <!-- VSCode -->
        <item>
            <name>Custom VSCode Ctrl+C to ESC</name>
            <identifier>private.ctrl_c_to_escape_vscode</identifier>
            <only>VSCODE</only>
            <autogen>
                __KeyToKey__
                KeyCode::C, ModifierFlag::CONTROL_L,
                KeyCode::JIS_EISUU, KeyCode::ESCAPE
            </autogen>
        </item>
        <item>
            <name>Custom VSCode Ctrl+N to Cursor Down</name>
            <identifier>private.ctrl_n_to_cursor_down_vscode</identifier>
            <only>VSCODE</only>
            <autogen>
                __KeyToKey__
                KeyCode::N, ModifierFlag::CONTROL_L,
                KeyCode::CURSOR_DOWN
            </autogen>
        </item>
        <item>
            <name>Custom VSCode Ctrl+P to Cursor Up</name>
            <identifier>private.ctrl_p_to_cursor_up_vscode</identifier>
            <only>VSCODE</only>
            <autogen>
                __KeyToKey__
                KeyCode::P, ModifierFlag::CONTROL_L,
                KeyCode::CURSOR_UP
            </autogen>
        </item>
        <item>
            <name>Custom VSCode Ctrl+M to Return</name>
            <identifier>private.ctrl_m_to_return_vscode</identifier>
            <only>VSCODE</only>
            <autogen>
                __KeyToKey__
                KeyCode::M, ModifierFlag::CONTROL_L,
                KeyCode::RETURN
            </autogen>
        </item>
        <item>
            <name>Custom VSCode Ctrl+G to Esc</name>
            <identifier>private.ctrl_g_to_esc_vscode</identifier>
            <only>VSCODE</only>
            <autogen>
                __KeyToKey__
                KeyCode::G, ModifierFlag::CONTROL_L,
                KeyCode::ESCAPE
            </autogen>
        </item>
        <!-- Unity -->
        <item>
            <name>Custom Unity Invalid Kana</name>
            <identifier>private.invalid_kana_unity</identifier>
            <only>UNITY</only>
            <autogen>
                __KeyToKey__
                KeyCode::JIS_KANA,
                KeyCode::VK_NONE
            </autogen>
        </item>
        <!-- Houdini -->
        <item>
            <name>Custom Houdini Invalid Kana</name>
            <identifier>private.invalid_kana_houdini</identifier>
            <only>HOUDINI</only>
            <autogen>
                __KeyToKey__
                KeyCode::JIS_KANA,
                KeyCode::VK_NONE
            </autogen>
        </item>
    </item>
</root>