dotfiles/.config/karabiner/karabiner.json

{
    "profiles": [
        {
            "complex_modifications": {
                "rules": [
                    {
                        "description": "Hyperkey",
                        "manipulators": [
                            {
                                "from": {
                                    "key_code": "caps_lock",
                                    "modifiers": {
                                        "mandatory": ["shift"],
                                        "optional": ["caps_lock"]
                                    }
                                },
                                "to": [
                                    {
                                        "key_code": "left_shift",
                                        "modifiers": ["left_command", "left_control", "left_option"]
                                    }
                                ],
                                "type": "basic"
                            },
                            {
                                "from": {
                                    "key_code": "caps_lock",
                                    "modifiers": { "optional": ["any"] }
                                },
                                "to": [
                                    {
                                        "key_code": "left_command",
                                        "modifiers": ["left_control", "left_option"]
                                    }
                                ],
                                "type": "basic"
                            }
                        ]
                    },
                    {
                        "description": "Play/Pause controls spotify only when it's running",
                        "manipulators": [
                            {
                                "from": { "key_code": "f8" },
                                "to": [
                                    {
                                        "halt": true,
                                        "repeat": false,
                                        "shell_command": "osascript ~/.config/karabiner/scripts/spotify_playpause.scpt"
                                    }
                                ],
                                "type": "basic"
                            }
                        ]
                    }
                ]
            },
            "devices": [
                {
                    "identifiers": {
                        "is_keyboard": true,
                        "is_pointing_device": true,
                        "product_id": 45091,
                        "vendor_id": 1133
                    },
                    "ignore": false
                }
            ],
            "name": "Default profile",
            "selected": true,
            "simple_modifications": [
                {
                    "from": { "consumer_key_code": "play_or_pause" },
                    "to": [{ "key_code": "vk_none" }]
                }
            ],
            "virtual_hid_keyboard": { "keyboard_type_v2": "iso" }
        }
    ]
}