Freedom PDF Viewer

PDF reader that intercepts PDF navigations and renders them locally with a built-in PDF.js viewer. No data leaves your browser.

<p>Freedom PDF Viewer is a lightning-fast, ultra-lightweight PDF reader, editor, and organizer built directly into Google Chrome. Designed from the ground up for maximum privacy, speed, and offline convenience, it intercepts standard PDF navigations and handles them completely within your browser sandbox.</p> <p>Whether you need to review documents, sign contracts, merge pages, apply watermarks, or listen to papers read aloud, Freedom PDF Viewer does it all natively, locally, and offline. Your files never touch a server, and no personal data is ever collected.</p> <hr /> <h2>🔒 100% Private, Secure, and Offline</h2> <p>Most web-based PDF editors require uploading your confidential documents to external cloud servers. Freedom PDF Viewer keeps your sensitive data where it belongs: on your machine.</p> <ul> <li><b>Zero Cloud Queries:</b> Powered by a local bundle of Mozilla's official PDF.js engine. All file parsing, annotation rendering, merging, and signing occur client-side.</li> <li><b>Manifest V3 Compliant:</b> Engineered using Chrome's latest extensions architecture. Strict Content Security Policies (CSP) prevent unauthorized remote script execution or data leakage.</li> <li><b>Local File Handlers:</b> Easily set Freedom as your default reader for local file openings (file:/// links) and drag-and-drop actions.</li> </ul> <hr /> <h2>✨ Features at a Glance</h2> <h3>✍️ Premium Annotation & Editing Tools</h3> <ul> <li><b>Digital Signatures:</b> Draw signatures on a custom canvas pad, save them, and place them anywhere on the page as resizable, draggable stamp annotations.</li> <li><b>Freehand Ink Drawing & Highlighting:</b> Use standard drawing utilities to write freehand, sketch diagrams, or highlight text. Annotations are saved natively as vector paths.</li> <li><b>Text Injection:</b> Type notes directly onto the document with customizable colors, line spacing, and font sizes.</li> <li><b>Unified Save System:</b> Click "Save" or press <b>Ctrl+S</b> to output an updated PDF file with all annotations flattened directly into the document binary.</li> <li><b>Save Confirmation:</b> Visual toast notifications confirm successful file updates.</li> </ul> <h3>📄 Advanced Page & Layout Utilities</h3> <ul> <li><b>True Page Reordering:</b> Drag and drop page thumbnails within the sidebar. Freedom dynamically reconstructs the PDF file layout in-memory.</li> <li><b>Page Deletion:</b> Click the delete (×) icon on any sidebar page thumbnail to instantly remove that page from the document.</li> <li><b>Merge PDFs:</b> Concatenate separate PDF files into a single continuous document completely offline.</li> <li><b>Page Extraction:</b> Input a page range to extract and download a subset of pages into a new, separate PDF file.</li> <li><b>Export Page to Image:</b> Render and download any page of the PDF as a high-resolution PNG image for easy sharing.</li> </ul> <h3>🎨 Customizable Reading & Viewing Modes</h3> <ul> <li><b>Theme Cycling:</b> Cycle through <b>Light, Dark, Sepia, and Night</b> themes. Your preferences are saved in local storage.</li> <li><b>Pure OLED Dark Mode:</b> Enjoy a stunning, black-dominant layout that minimizes eye strain and conserves battery.</li> <li><b>Single-Page Mode:</b> Hides margins and centers a single page for a clean, distraction-free reading experience.</li> <li><b>Scroll Mode Toggling:</b> Swap between continuous vertical scrolling and side-by-side horizontal navigation.</li> <li><b>Fullscreen Presentation:</b> Expand to full screen with a toggle button or <b>Ctrl+F</b>, backed by a sticky hover-activated toolbar.</li> <li><b>Inactivity Auto-Hide Toolbar:</b> The toolbar fades away after 3 seconds of cursor inactivity, returning automatically when you move the mouse (toggleable with <b>Ctrl+H</b>).</li> </ul> <h3>🚀 Accessibility & Ease of Use</h3> <ul> <li><b>Text-to-Speech Reader:</b> Let the extension read documents aloud using the browser's SpeechSynthesis API. It automatically scrolls, highlights active segments, and advances pages.</li> <li><b>Sidebar Bookmarks:</b> Bookmark key pages using the toolbar or <b>Ctrl+B</b>. Name, browse, and jump to bookmarks using the dedicated sidebar panel.</li> <li><b>Page Info Tooltip:</b> Hover over the page indicator in the footer to inspect document properties, page bounds, and metadata.</li> <li><b>Smart Zoom Memory:</b> Fit to page width or page height on launch, with the extension remembering your last zoom settings.</li> <li><b>Double-Click Zoom Control:</b> Double-click on any section of the document to zoom in, and double-click again to reset the layout.</li> </ul> <hr /> <h2>⌨️ Keyboard Shortcuts Cheat Sheet</h2> <p>Perform common operations instantly with these built-in hotkeys:</p> <ul> <li><b>Ctrl + S</b> — Save/Flatten annotations and download the PDF</li> <li><b>Ctrl + O</b> — Open local PDF file via the browser file picker</li> <li><b>Ctrl + B</b> — Bookmark current page</li> <li><b>Ctrl + D / Backspace</b> — Delete selected annotation</li> <li><b>Ctrl + F</b> — Toggle fullscreen presentation mode</li> <li><b>Ctrl + H</b> — Toggle toolbar visibility / auto-hide behavior</li> <li><b>Ctrl + 1</b> — Toggle Single-Page centering mode</li> <li><b>Ctrl + 2</b> — Toggle Continuous Vertical scrolling mode</li> <li><b>Ctrl + 3</b> — Toggle Horizontal scrolling mode</li> <li><b>Ctrl + / Ctrl -</b> — Zoom in / Zoom out</li> <li><b>Escape</b> — Dismiss modals / exit fullscreen mode</li> </ul> <hr /> <h2>⚙️ How to Get Started</h2> <h3>1. Installation</h3> <p>After downloading the extension from the Chrome Web Store:</p> <ol> <li>Open Google Chrome and go to <b>chrome://extensions/</b>.</li> <li>Locate the <b>Freedom PDF Viewer</b> card and click <b>Details</b>.</li> </ol> <h3>2. Enabling Local File Access (Crucial for Local PDFs)</h3> <p>To view local .pdf files from your computer:</p> <ol> <li>Scroll down the extension's Details page to find <b>Allow access to file URLs</b>.</li> <li>Toggle the switch to <b>On</b>.</li> <li>Now, when you drag and drop a local PDF into Chrome, or double-click to open one, it will load instantly in the Freedom viewer.</li> </ol> <h3>3. Open Files Directly</h3> <ul> <li><b>Web Links:</b> Intercepts clicks on remote PDF URLs on any website, opening them in the reader.</li> <li><b>Right-Click Helper:</b> Right-click any hyperlink pointing to a PDF and select <b>"Open with Freedom PDF Viewer"</b>.</li> <li><b>Launch Workspace:</b> Click the Freedom extension icon in your toolbar, then click <b>"Open PDF Workspace"</b> to get a blank screen or <b>"Open Local PDF"</b> to trigger the local file explorer.</li> </ul> <hr /> <h2>🛡️ Permissions & Security Disclosure</h2> <p>Freedom PDF Viewer requests minimal permissions to serve as your default handler:</p> <ul> <li><b>file:///</b> — To read and render local PDF files you open on your device.</li> <li><b>http://*/* & https://*/*</b> — To detect and intercept PDF link navigations on websites so you don't download files unnecessarily.</li> <li><b>webNavigation</b> — To catch page loads before the default, non-private Chrome viewer takes over.</li> <li><b>tabs</b> — To load the viewer tab.</li> <li><b>contextMenus</b> — To add the right-click "Open with Freedom" action.</li> </ul> <p><i>No tracking. No telemetry. No servers. Just freedom.</i></p>