karabiner.json

{
    "global": {
        "check_for_updates_on_startup": false,
        "show_in_menu_bar": false
    },
    "profiles": [
        {
            "complex_modifications": {
                "rules": [
                    {
                        "description": "Remap HHKB",
                        "manipulators": [
                            {
                                "conditions": [
                                    {
                                        "identifiers": [
                                            { "vendor_id": 1278 },
                                            { "vendor_id": 1133 }
                                        ],
                                        "type": "device_if"
                                    }
                                ],
                                "from": {
                                    "key_code": "escape",
                                    "modifiers": { "mandatory": ["left_shift"] }
                                },
                                "to": [
                                    {
                                        "key_code": "grave_accent_and_tilde",
                                        "modifiers": ["left_shift"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "identifiers": [
                                            { "vendor_id": 1278 },
                                            { "vendor_id": 1133 }
                                        ],
                                        "type": "device_if"
                                    }
                                ],
                                "from": {
                                    "key_code": "delete_or_backspace",
                                    "modifiers": { "mandatory": ["left_shift"] }
                                },
                                "to": [
                                    {
                                        "key_code": "backslash",
                                        "modifiers": ["left_shift"]
                                    }
                                ],
                                "type": "basic"
                            }
                        ]
                    },
                    {
                        "description": "Emacs keybinding",
                        "manipulators": [
                            {
                                "conditions": [
                                    {
                                        "bundle_identifiers": [
                                            "^org\\.gnu\\.Emacs$"
                                        ],
                                        "type": "frontmost_application_unless"
                                    }
                                ],
                                "from": {
                                    "key_code": "g",
                                    "modifiers": { "mandatory": ["left_control"] }
                                },
                                "to": [{ "key_code": "escape" }],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "bundle_identifiers": [
                                            "^org\\.gnu\\.Emacs$"
                                        ],
                                        "type": "frontmost_application_unless"
                                    }
                                ],
                                "from": {
                                    "key_code": "h",
                                    "modifiers": { "mandatory": ["left_control"] }
                                },
                                "to": [{ "key_code": "delete_or_backspace" }],
                                "type": "basic"
                            }
                        ]
                    },
                    {
                        "description": "Emacs cursor navigation",
                        "manipulators": [
                            {
                                "conditions": [
                                    {
                                        "bundle_identifiers": [
                                            "^org\\.gnu\\.Emacs$"
                                        ],
                                        "type": "frontmost_application_unless"
                                    }
                                ],
                                "from": {
                                    "key_code": "b",
                                    "modifiers": { "mandatory": ["left_control"] }
                                },
                                "to": [{ "key_code": "left_arrow" }],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "bundle_identifiers": [
                                            "^org\\.gnu\\.Emacs$"
                                        ],
                                        "type": "frontmost_application_unless"
                                    }
                                ],
                                "from": {
                                    "key_code": "f",
                                    "modifiers": { "mandatory": ["left_control"] }
                                },
                                "to": [{ "key_code": "right_arrow" }],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "bundle_identifiers": [
                                            "^org\\.gnu\\.Emacs$"
                                        ],
                                        "type": "frontmost_application_unless"
                                    }
                                ],
                                "from": {
                                    "key_code": "p",
                                    "modifiers": { "mandatory": ["left_control"] }
                                },
                                "to": [{ "key_code": "up_arrow" }],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "bundle_identifiers": [
                                            "^org\\.gnu\\.Emacs$"
                                        ],
                                        "type": "frontmost_application_unless"
                                    }
                                ],
                                "from": {
                                    "key_code": "n",
                                    "modifiers": { "mandatory": ["left_control"] }
                                },
                                "to": [{ "key_code": "down_arrow" }],
                                "type": "basic"
                            }
                        ]
                    },
                    {
                        "description": "[Fix] Apple built-in keyboard doesn't works well in Safari browser.",
                        "manipulators": [
                            {
                                "from": {
                                    "key_code": "caps_lock"
                                },
                                "to": [
                                    {
                                        "set_variable": {
                                            "name": "caps_arrows_mode",
                                            "value": 1
                                        }
                                    }
                                ],
                                "to_after_key_up": [
                                    {
                                        "set_variable": {
                                            "name": "caps_arrows_mode",
                                            "value": 0
                                        }
                                    }
                                ],
                                "to_if_alone": [
                                    {
                                        "key_code": "caps_lock"
                                    }
                                ],
                                "conditions": [
                                    {
                                        "type": "device_if",
                                        "identifiers": [
                                            { "is_built_in_keyboard": true }
                                        ]
                                    },
                                    {
                                        "bundle_identifiers": [
                                            "^com\\.apple\\.Safari"
                                        ],
                                        "type": "frontmost_application_if"
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "b",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "left_arrow"
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "n",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "down_arrow"
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "p",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "up_arrow"
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "f",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "right_arrow"
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "a",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "a",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "e",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "e",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "w",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "w",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "h",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "h",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "d",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "d",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "k",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "k",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "t",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "t",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "y",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "y",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "o",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "o",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "slash",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "z",
                                        "modifiers": ["left_command"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "conditions": [
                                    {
                                        "name": "caps_arrows_mode",
                                        "type": "variable_if",
                                        "value": 1
                                    }
                                ],
                                "from": {
                                    "key_code": "tab",
                                    "modifiers": {
                                        "optional": [
                                            "any"
                                        ]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "tab",
                                        "modifiers": ["left_control"]
                                    }
                                ],
                                "type": "basic"
                            }
                        ]
                    }
                ]
            }
        }
    ]
}