hyper_key.json

{
  "title": "Caps Lock to Hyper Key (Command-Ctrl)",
  "rules": [
    {
      "description": "Hyper Key: map Caps Lock to Command-Ctrl (Escape if alone)",
      "manipulators": [
        {
          "from": {
            "key_code": "caps_lock",
            "modifiers": {
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "left_command",
              "modifiers": [
                "left_control"
              ]
            }
          ],
          "to_if_alone": [
            {
              "key_code": "escape"
            }
          ],
          "type": "basic"
        }
      ]
    },
    {
      "description": "Hyper Key: map Command-Ctrl + h/j/k/l to Arrow Keys",
      "manipulators": [
        {
          "from": {
            "key_code": "h",
            "modifiers": {
              "mandatory": [
                "left_command",
                "left_control"
              ],
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "left_arrow"
            }
          ],
          "type": "basic"
        },
        {
          "from": {
            "key_code": "j",
            "modifiers": {
              "mandatory": [
                "left_command",
                "left_control"
              ],
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "down_arrow"
            }
          ],
          "type": "basic"
        },
        {
          "from": {
            "key_code": "k",
            "modifiers": {
              "mandatory": [
                "left_command",
                "left_control"
              ],
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "up_arrow"
            }
          ],
          "type": "basic"
        },
        {
          "from": {
            "key_code": "l",
            "modifiers": {
              "mandatory": [
                "left_command",
                "left_control"
              ],
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "right_arrow"
            }
          ],
          "type": "basic"
        }
      ]
    }
  ]
}