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经学生确认后，仅共享当前 SelfPace 标签页给本班老师。 SelfPace 课堂监控是面向学校课堂的教师辅助扩展。学生在每节课主动开启后，扩展仅采集其当前选定的 SelfPace 标签页，并以最新画面缩略图提供给本班授权教师；切换到其他标签页或窗口时立即暂停上传，只报告“已离开”。扩展不采集桌面、其他网站、音频、麦克风或摄像头，不保存历史截图。课堂结束后，最新画面立即清除。使用本扩展需要学校部署的 SelfPace 账号和学校管理员统一配置。
rating_count is the Chrome Web Store ratings count, not a written-review count.
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Listing exposes a developer website URL.
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Case-insensitive substring match in the name.
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Category user-count percentile
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These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.