1 item
Monitor page and element changes with synced, cross-device alert history. 333 Watcher 是一个隐私优先的 Chrome 网页变化监控插件。它可以定时检查网页内容或指定元素的文本、链接是否发生变化，并通过 Chrome 通知及时提醒。 主要功能： - 监控整个网页内容变化； - 监控指定元素的文本或链接变化； - 可视化拾取网页元素； - 同一页面支持多个元素监控； - 支持检查间隔设置、立即检查和定时检查； - 目标失效时发送提醒； - 支持通知历史和已读管理； - 配置和已读状态通过 Chrome 同步存储； - 内置测试模式，可在不访问真实网站的情况下验证通知流程。 隐私说明：插件不上传监控数据，不包含广告或统计，仅向用户配置的网址发起检查请求。
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.