dotfiles/.config/karabiner/karabiner.json

{
    "profiles": [
        {
            "complex_modifications": {
                "rules": [
                    {
                        "description": "Change right_command+hjkl to arrow keys",
                        "manipulators": [
                            {
                                "from": {
                                    "key_code": "h",
                                    "modifiers": {
                                        "mandatory": ["right_alt"],
                                        "optional": ["any"]
                                    }
                                },
                                "to": [{ "key_code": "left_arrow" }],
                                "type": "basic"
                            },
                            {
                                "from": {
                                    "key_code": "j",
                                    "modifiers": {
                                        "mandatory": ["right_alt"],
                                        "optional": ["any"]
                                    }
                                },
                                "to": [{ "key_code": "down_arrow" }],
                                "type": "basic"
                            },
                            {
                                "from": {
                                    "key_code": "k",
                                    "modifiers": {
                                        "mandatory": ["right_alt"],
                                        "optional": ["any"]
                                    }
                                },
                                "to": [{ "key_code": "up_arrow" }],
                                "type": "basic"
                            },
                            {
                                "from": {
                                    "key_code": "l",
                                    "modifiers": {
                                        "mandatory": ["right_alt"],
                                        "optional": ["any"]
                                    }
                                },
                                "to": [{ "key_code": "right_arrow" }],
                                "type": "basic"
                            }
                        ]
                    }
                ]
            },
            "devices": [
                {
                    "identifiers": { "is_keyboard": true },
                    "simple_modifications": [
                        {
                            "from": { "key_code": "caps_lock" },
                            "to": [{ "key_code": "left_control" }]
                        },
                        {
                            "from": { "key_code": "grave_accent_and_tilde" },
                            "to": [{ "key_code": "z" }]
                        },
                        {
                            "from": { "key_code": "non_us_backslash" },
                            "to": [{ "key_code": "grave_accent_and_tilde" }]
                        },
                        {
                            "from": { "key_code": "x" },
                            "to": [{ "key_code": "c" }]
                        },
                        {
                            "from": { "key_code": "z" },
                            "to": [{ "key_code": "x" }]
                        }
                    ]
                },
                {
                    "fn_function_keys": [
                        {
                            "from": { "key_code": "f1" },
                            "to": [{ "key_code": "f1" }]
                        },
                        {
                            "from": { "key_code": "f2" },
                            "to": [{ "key_code": "f2" }]
                        },
                        {
                            "from": { "key_code": "f3" },
                            "to": [{ "key_code": "f3" }]
                        },
                        {
                            "from": { "key_code": "f4" },
                            "to": [{ "key_code": "f4" }]
                        },
                        {
                            "from": { "key_code": "f5" },
                            "to": [{ "key_code": "f5" }]
                        },
                        {
                            "from": { "key_code": "f6" },
                            "to": [{ "key_code": "f6" }]
                        },
                        {
                            "from": { "key_code": "f7" },
                            "to": [{ "key_code": "f7" }]
                        },
                        {
                            "from": { "key_code": "f8" },
                            "to": [{ "key_code": "f8" }]
                        },
                        {
                            "from": { "key_code": "f9" },
                            "to": [{ "key_code": "f9" }]
                        },
                        {
                            "from": { "key_code": "f10" },
                            "to": [{ "key_code": "f10" }]
                        },
                        {
                            "from": { "key_code": "f11" },
                            "to": [{ "key_code": "f11" }]
                        },
                        {
                            "from": { "key_code": "f12" },
                            "to": [{ "key_code": "f12" }]
                        }
                    ],
                    "identifiers": {
                        "is_keyboard": true,
                        "product_id": 1,
                        "vendor_id": 16962
                    }
                },
                {
                    "fn_function_keys": [
                        {
                            "from": { "key_code": "f1" },
                            "to": [{ "key_code": "f1" }]
                        },
                        {
                            "from": { "key_code": "f2" },
                            "to": [{ "key_code": "f2" }]
                        },
                        {
                            "from": { "key_code": "f3" },
                            "to": [{ "key_code": "f3" }]
                        },
                        {
                            "from": { "key_code": "f4" },
                            "to": [{ "key_code": "f4" }]
                        },
                        {
                            "from": { "key_code": "f5" },
                            "to": [{ "key_code": "f5" }]
                        },
                        {
                            "from": { "key_code": "f6" },
                            "to": [{ "key_code": "f6" }]
                        },
                        {
                            "from": { "key_code": "f7" },
                            "to": [{ "key_code": "f7" }]
                        },
                        {
                            "from": { "key_code": "f8" },
                            "to": [{ "key_code": "f8" }]
                        },
                        {
                            "from": { "key_code": "f9" },
                            "to": [{ "key_code": "f9" }]
                        },
                        {
                            "from": { "key_code": "f10" },
                            "to": [{ "key_code": "f10" }]
                        },
                        {
                            "from": { "key_code": "f11" },
                            "to": [{ "key_code": "f11" }]
                        },
                        {
                            "from": { "key_code": "f12" },
                            "to": [{ "key_code": "f12" }]
                        }
                    ],
                    "identifiers": {
                        "is_pointing_device": true,
                        "product_id": 1,
                        "vendor_id": 16962
                    }
                }
            ],
            "name": "Default profile",
            "selected": true,
            "virtual_hid_keyboard": {
                "country_code": 0,
                "keyboard_type_v2": "ansi"
            }
        }
    ]
}