Open local files
Open the preview page from the toolbar, then choose or drop a file. Office, PDF, OpenDocument, iWork, and more are supported.
DocViewKit Omni · For Browser
No upload required—view documents directly in your browser.
Choose or drop a local file, or right-click a document link on the web, to preview it safely in a separate tab. Documents are processed on your device and never pass through DocViewKit servers.
Free to useNo telemetryOn-demand origin access
Local filesChoose or drop a file; its bytes stay in the extension page
Remote linksRight-click a document link to start a one-time preview
Minimal permissionsRequest only the exact origin required for the selected link
No remote codeViewer and format components are packaged with the extension
More direct, more controlled.
Choose your files, start previews, and grant access to document sources on demand, keeping you in control of each viewing session.
Preview web links
Use the context menu on a document link, approve its origin, then fetch from the source website and render locally.
Clear privacy boundaries
Documents are processed locally on your device, with source permissions granted on demand and data handling explained in the privacy policy.
Focus on reading
Page navigation, zoom, search, and text selection make document reading a natural part of browsing.
How it works
Start previewing in three steps.
1
Install the extension
Add DocViewKit Omni from your browser's extension store.
2
Choose a document
Select the toolbar button, then choose or drop a local file.
3
View locally
Navigate, zoom, search, and select text in a separate tab.
Download and install.
Store installation is for everyday use. GitHub packages are only for testing or controlled deployment.
CH
Available now
Chrome
Open Chrome Web Store, select Add to Chrome, and confirm the extension permissions.
Open Chrome Web StoreED
Available now
Microsoft Edge
Now available on Microsoft Edge Add-ons. Search for “DocViewKit Omni”, select Get, and confirm the extension permissions to install.
Search Edge Add-onsFF
Available now
Firefox
Now available on Firefox Add-ons. Search for “DocViewKit Omni”, select Add to Firefox, and confirm the extension permissions to install.
Search Firefox Add-onsSF
macOS release in preparation
Safari
The Safari version is in preparation, with installation planned through the App Store.
Manually install the Chrome / Edge test package
- Download and extract the Chrome ZIP from GitHub releases.
- Open the extensions management page and enable developer mode.
- Choose Load unpacked and select the extracted directory.
Try it with a real file.
Install for free and start viewing documents locally on your device.