X Ad Library - Research & Download

About

X Ad Library is a professional research tool designed for advertisers, marketers, researchers, and creative teams who need to analyze advertising on X (formerly Twitter).

Key Features:
- Automatically detects promoted ads while you browse X
- One-click "Save to Library" + "Download Media" buttons appear directly on promoted tweets
- Download videos and images with a single click
- Powerful local research library: search, filter by media type, sort, tags, and free-text notes
- Bulk operations: select multiple ads → export rich CSV → bulk download all creatives
- 100% local storage — nothing leaves your browser
- Full Chinese + English interface

Use it to study competitor creative strategies in real time, build swipe files, and keep a permanent, searchable record of X advertising activity.

All data stays on your device. No accounts, no cloud, no tracking.

X广告资料库是一款面向广告主、营销人员、研究者和创意团队的专业研究工具，帮助用户系统性地研究 X（原 Twitter）平台上的推广广告。

核心功能：
- 浏览 X 时自动识别推广广告
- 在推广推文上直接出现「保存到资料库」和「下载素材」按钮
- 一键下载视频（尽力获取高清）和图片
- 强大的本地资料库：支持搜索、按媒体类型筛选、标签管理、备注编辑
- 批量操作：多选导出完整 CSV（含所有元数据）、批量下载素材
- 100% 本地存储，数据绝不离开浏览器
- 完整的中英文界面支持

适用场景：
- 实时研究竞品创意策略
- 建立广告灵感库和 swipe file
- 导出结构化数据用于报告与分析
- 长期保存并可搜索 X 广告活动记录

所有数据仅存储在您的设备上，无需账号、无云端、无任何追踪。