happy hacking keyboard layout for macOS karabiner

hhkb.json

{
	"title": "HHKB for macOS",
	"rules": [
		{
			"description": "shift + esc to tilde",
			"manipulators": [
				{
					"type": "basic",
					"from": {
						"key_code": "escape",
						"modifiers": {
							"mandatory": [
								"shift"
							]
						}
					},
					"to": [
						{
							"key_code": "grave_accent_and_tilde",
							"modifiers": [
								"shift"
							]
						}
					]
				}
			]
		},
		{
			"description": "option + esc to option + tilde",
			"manipulators": [
				{
					"type": "basic",
					"from": {
						"key_code": "escape",
						"modifiers": {
							"mandatory": [
								"option"
							]
						}
					},
					"to": [
						{
							"key_code": "grave_accent_and_tilde",
							"modifiers": [
								"option"
							]
						}
					]
				}
			]
		},
		{
			"description": "cmd + esc to cmd + backtick",
			"manipulators": [
				{
					"type": "basic",
					"from": {
						"key_code": "escape",
						"modifiers": {
							"mandatory": [
								"command"
							]
						}
					},
					"to": [
						{
							"key_code": "grave_accent_and_tilde",
							"modifiers": [
								"command"
							]
						}
					]
				}
			]
		},
		{
			"description": "left cmd + backtick to show desktop",
			"manipulators": [
				{
					"from": {
						"key_code": "grave_accent_and_tilde",
						"modifiers": {
							"mandatory": [
								"left_command"
							],
							"optional": [
								"any"
							]
						}
					},
					"to": [
						{
							"key_code": "f13"
						}
					],
					"type": "basic"
				}
			]
		},
		{
			"description": "right cmd + backtick to lauchpad",
			"manipulators": [
				{
					"from": {
						"key_code": "grave_accent_and_tilde",
						"modifiers": {
							"mandatory": [
								"right_command"
							],
							"optional": [
								"any"
							]
						}
					},
					"to": [
						{
							"key_code": "f15"
						}
					],
					"type": "basic"
				}
			]
		},
		{
			"description": "right option + backtick to notification",
			"manipulators": [
				{
					"from": {
						"key_code": "grave_accent_and_tilde",
						"modifiers": {
							"mandatory": [
								"right_option"
							],
							"optional": [
								"any"
							]
						}
					},
					"to": [
						{
							"key_code": "f14"
						}
					],
					"type": "basic"
				}
			]
		}
	]
}