PDF Annotations Extractor

PDF Annotations Extractor is the fastest, most private way to move knowledge from your PDFs into your second brain. No signup, no uploads — just drag, drop, and extract. Built with WebAssembly, everything runs 100% locally in your browser, so your files never leave your device.

Key Features

• Local-first & private: Processes all PDFs in your browser using WebAssembly. No servers, no tracking, no uploads. Works offline.

• Extract highlights: Pull out highlighted text while preserving original colors (yellow, red, blue, etc.). Perfect for literature reviews.

• Extract comments: Export sticky notes and pop-up comments into a structured list for easy review.

• Export all types: Combine highlights, underlines, and notes into a single file.

• Multiple export formats: Save to Markdown (for Obsidian), Notion, CSV (Excel), JSON, Plain Text, and more.

• Filter by color or annotation type: Customize what you extract.

• No file size limit: Files under 100MB run instantly; larger files only limited by browser memory.

• Supports all major languages: English, Spanish, Chinese, Japanese, Korean, and more.

• Works on any modern browser: Chrome, Firefox, Edge, Safari with WebAssembly support.

Who Is It For?

Whether you're a researcher, lawyer, student, or analyst, PDF Annotations Extractor saves you hours of manual copying. Academic researchers can extract scholarly highlights directly into their Zettelkasten. Legal professionals can quickly compile contract comments and revisions. Students can turn textbook highlights into structured study notes. Business analysts can extract key metrics from corporate reports.

Why Choose PDF Annotations Extractor?

Unlike other tools that require uploading your sensitive documents to a server, PDF Annotations Extractor is truly private. Your files never leave your browser. You can even turn off your WiFi and the tool still works perfectly. It's the most secure and reliable way to extract annotations from PDFs.