Actively maintained since 2015
Seer, the first Quick Look tool ever released for Windows, was launched on September 28, 2015, and has been continuously improved ever since.
Beautiful UI with dark mode support
Clean, modern interface that looks great in both light and dark themes.
Handles extreme workloads effortlessly
Instantly previews massive archives, multi-gigabyte text files, or PDFs with tens of thousands of pages.
Highly customizable
Extend preview formats, file properties, and control bar actions — tailor Seer to your workflow.
Copy anything from preview
Extract text, images, even video frames directly from the preview window — no restrictions.
Extensive format support
Supports hundreds of file types: video, audio, images, markdown, Office docs, folders, web pages, and more.
Lightweight and efficient
Uses minimal memory even with large files — optimized for everyday use and power users alike.
Lightning-fast performance with native C++
Built in C++ for maximum speed and responsiveness on Windows, simply the best in its class.
🔗 Links
📖 Browse the documentation using the navigation sidebar on the left.