DocLens

About

Full Description
DocLens — Your Ultimate Document Viewer
Transform how you view documents in Chrome. DocLens is a powerful, privacy-first document viewer that brings beautiful rendering, intelligent features, and a modern interface to your local files.

✨ Key Features

📖 Beautiful Document Rendering

Markdown with GitHub-style formatting
Syntax highlighting for 30+ programming languages
Table of contents auto-generation
Reading modes (single, 2-page spread, 3-page spread)

🎨 Modern, Customizable Interface

Dark, light, and system theme support
Adjustable document margins
Zoom controls with per-document memory
Resizable sidebar panel

📁 Smart File Management

Open individual files or entire folders
Recent files tab for quick access
Drag & drop support
File tree navigation

🔒 Privacy-First Design

All processing happens locally on your device
No data collection or tracking
No files uploaded to any server
Works fully offline — no account required

📂 Supported File Types

Documents: Markdown (.md), Text (.txt), CSV
Data: JSON, YAML, XML
Code: JavaScript, TypeScript, Python, HTML, CSS, and 25+ more
Graphics: SVG, Draw.io diagrams
More formats coming soon

🚀 How It Works

Click the DocLens icon in your Chrome toolbar
Open any supported file from your computer
Enjoy beautiful rendering with instant navigation
Use the file tree to browse entire folders

💡 Perfect For

Developers reading documentation
Writers reviewing markdown files
Students studying code and notes
Professionals reviewing technical documents
Anyone who wants a better local file viewing experience

🔐 Permissions Explained

file:/// — To open local files you select
Storage — To remember your preferences and recent files
Tabs — For multi-tab functionality

🆓 Free & Open

DocLens is free to use. All features work offline without any account or subscription.