Collection of Karabiner rules for converting ;-hikl to arrow keys, '-hikl to fn-arrow

left-cmd-fn-jkil-to-arrow.json

{
    "description": "Change Left_command + Fn + J/K/I/L to Arrow Keys",
    "manipulators": [
        {
            "from": {
                "key_code": "j",
                "modifiers": {
                    "mandatory": ["left_command", "fn"],
                    "optional": ["any"]
                }
            },
            "to": [{ "key_code": "left_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "k",
                "modifiers": {
                    "mandatory": ["left_command", "fn"],
                    "optional": ["any"]
                }
            },
            "to": [{ "key_code": "down_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "i",
                "modifiers": {
                    "mandatory": ["left_command", "fn"],
                    "optional": ["any"]
                }
            },
            "to": [{ "key_code": "up_arrow" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "l",
                "modifiers": {
                    "mandatory": ["left_command", "fn"],
                    "optional": ["any"]
                }
            },
            "to": [{ "key_code": "right_arrow" }],
            "type": "basic"
        }
    ]
}

quote-to-right-cmd-fn.json

{
    "description": "Change ' to Right_command + Fn if pressed with other keys (Post ' when pressed alone)",
    "manipulators": [
        {
            "from": {
                "key_code": "quote",
                "modifiers": { "optional": ["any"] }
            },
            "to": [
                {
                    "key_code": "fn",
                    "modifiers": ["right_command"]
                }
            ],
            "to_if_alone": [{ "key_code": "quote" }],
            "type": "basic"
        }
    ]
}

right-cmd-fn-jkil-to-fn-arrow.json

{
    "description": "Change Right_command + Fn + J/K/I/L to Home / Page Down / Page Up / End",
    "manipulators": [
        {
            "from": {
                "key_code": "j",
                "modifiers": {
                    "mandatory": ["right_command", "fn"],
                    "optional": ["any"]
                }
            },
            "to": [{ "key_code": "home" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "k",
                "modifiers": {
                    "mandatory": ["right_command", "fn"],
                    "optional": ["any"]
                }
            },
            "to": [{ "key_code": "page_down" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "i",
                "modifiers": {
                    "mandatory": ["right_command", "fn"],
                    "optional": ["any"]
                }
            },
            "to": [{ "key_code": "page_up" }],
            "type": "basic"
        },
        {
            "from": {
                "key_code": "l",
                "modifiers": {
                    "mandatory": ["right_command", "fn"],
                    "optional": ["any"]
                }
            },
            "to": [{ "key_code": "end" }],
            "type": "basic"
        }
    ]
}

semicolon-to-left-cmd-fn.json

{
    "description": "Change ; to Left_command + Fn if pressed with other keys (Post ; when pressed alone)",
    "manipulators": [
        {
            "from": {
                "key_code": "semicolon",
                "modifiers": { "optional": ["any"] }
            },
            "to": [
                {
                    "key_code": "fn",
                    "modifiers": ["left_command"]
                }
            ],
            "to_if_alone": [{ "key_code": "semicolon" }],
            "type": "basic"
        }
    ]
}