4K Download

DataTool.vip is a powerful free online video downloader supporting over 40 platforms including TikTok, Instagram, YouTube, and Twitter. It offers 4K resolution downloads, watermark removal, and fast processing. No software installation required - simply paste a video link to download.

An open-source mathematics textbook project dedicated to promoting educational equity, offering PDF resources from primary school to university levels. It features automated merging of split PDF files, serving families and students worldwide.

跨平台视频提取工具：支持流媒体下载、视频下载、m3u8 下载及 B站视频下载，提供 Windows 和 Mac 桌面客户端。Cross-platform video extraction tool: Supports streaming download, video download, m3u8 download, and Bilibili video download, with desktop clients for Windows and Mac.

SeedHub 每天为您分享优质的电影、电视剧和动漫资讯。免费分享，无需注册，更新及时，我们致力打造最好的影视资讯分享站！