karabiner.json

{
  "title": "SpaceKeys",
  "rules": [
    {
      "description": "l/r shift => ()",
      "manipulators": [
        {
          "description": "Change left shift press to (",
            "from": {
              "key_code": "left_shift",
              "modifiers": {
                "optional": [
                  "any"
                ]
              }
            },
            "to": [
              {
                "key_code": "left_shift",
                "modifiers": []
              }
            ],
            "to_if_alone": [
              {
                "key_code": "9",
                "modifiers": [
                  "left_shift"
                ]
              }
            ],
            "type": "basic"
        },
        {
          "description": "Change right shift press to )",
          "from": {
            "key_code": "right_shift",
            "modifiers": {
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "right_shift",
              "modifiers": []
            }
          ],
          "to_if_alone": [
            {
              "key_code": "0",
              "modifiers": [
                "right_shift"
              ]
            }
          ],
          "type": "basic"
        },
        {
          "description": "Noop '(' (left-shift)",
            "from": {
              "key_code": "9",
              "modifiers": {
                "mandatory": [
                  "left_shift"
                ],
                "optional": [
                  "any"
                ]
              }
            },
            "to": [
              {
                "key_code": "vk_none"
              }
            ],
            "type": "basic"
        },
        {
          "description": "Noop '(' (right-shift)",
            "from": {
              "key_code": "9",
              "modifiers": {
                "mandatory": [
                  "right_shift"
                ],
                "optional": [
                  "any"
                ]
              }
            },
            "to": [
              {
                "key_code": "vk_none"
              }
            ],
            "type": "basic"
        },
        {
          "description": "Noop ')' (left-shift)",
          "from": {
            "key_code": "0",
            "modifiers": {
              "mandatory": [
                "left_shift"
              ],
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "vk_none"
            }
          ],
          "type": "basic"
        },
        {
          "description": "Noop ')' (right-shift)",
          "from": {
            "key_code": "0",
            "modifiers": {
              "mandatory": [
                "right_shift"
              ],
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "vk_none"
            }
          ],
          "type": "basic"
        }
      ]
    },
    {
      "description": "caps_lock => escape/control",
      "manipulators": [
        {
          "description": "Change caps_lock to control+escape.",
          "from": {
            "key_code": "caps_lock"
          },
          "to": [
            {
              "key_code": "left_control"
            }
          ],
          "to_if_alone": [
            {
              "key_code": "escape"
            }
          ],
          "type": "basic"
        }
      ]
    },
    {
      "description": "Space hjkl => left/up/down/right",
      "manipulators": [
        {
          "description": "Space as fn, used for special movements",
          "from": {
            "key_code": "spacebar",
            "modifiers": {
              "optional": [
                "any"
              ]
            }
          },
          "to": [
            {
              "key_code": "fn"
            }
          ],
          "to_if_alone": [
            {
              "key_code": "spacebar"
            }
          ],
          "type": "basic"
        },
        {
          "description": "Space + h = LEFT",
          "from": {
            "key_code": "h",
            "modifiers": {
              "mandatory": [
                "fn"
              ]
            }
          },
          "to": [
            {
              "key_code": "left_arrow"
            }
          ],
          "type": "basic"
        },
        {
          "description": "Space + j = DOWN",
          "from": {
            "key_code": "j",
            "modifiers": {
              "mandatory": [
                "fn"
              ]
            }
          },
          "to": [
            {
              "key_code": "down_arrow"
            }
          ],
          "type": "basic"
        },
        {
          "description": "Space + k = UP",
          "from": {
            "key_code": "k",
            "modifiers": {
              "mandatory": [
                "fn"
              ]
            }
          },
          "to": [
            {
              "key_code": "up_arrow"
            }
          ],
          "type": "basic"
        },
        {
          "description": "Space + l = RIGHT",
          "from": {
            "key_code": "l",
            "modifiers": {
              "mandatory": [
                "fn"
              ]
            }
          },
          "to": [
            {
              "key_code": "right_arrow"
            }
          ],
          "type": "basic"
        }
      ]
    }
  ]
}