WebExtension JSON

File format used when translating extensions for Mozilla Firefox or Google Chromium.

Note

While this format is called JSON, its specification allows including “//”-style comments. Weblate does strip these comments while parsing the files and discards them when saving.

See also

• JSON

• Google chrome.i18n

• Mozilla Extensions Internationalization

Example file:

{
  "hello": {
    "message": "Ahoj světe!\n",
    "description": "Description",
    "placeholders": {
      "url": {
        "content": "$1",
        "example": "https://developer.mozilla.org"
      }
    }
  },
  "orangutan": {
    "message": "Orangutan has $coUnT$ bananas",
    "description": "Description",
    "placeholders": {
      "count": {
        "content": "$1",
        "example": "5"
      }
    }
  },
  "try": {
    "message": "",
    "description": "Description"
  },
  "thanks": {
    "message": "",
    "description": "Description"
  }
}

Supported features

File extensions	.json
Linguality ⓘ	Monolingual
Supports plural ⓘ	Yes
Supports descriptions ⓘ	Yes
Supports explanation ⓘ	No
Supports context ⓘ	No
Supports location ⓘ	No
Supports flags ⓘ	No
API identifier	webextension
Supports read-only strings ⓘ	No

Weblate configuration

Typical Weblate Component configuration
File mask	_locales/*/messages.json
Monolingual base language file	_locales/en/messages.json
Template for new translations	Empty
File format	WebExtension JSON file