awbr

.awbrAwesome Browser Archive

Awesome Browser Team · 2020

Developer
Awesome Browser Team
Category
Archives
MIME Type
application/vnd.awbr
First Released
2020
Open Format
Yes
File Signature
Not publicly documented, relies on file extension and application association.
At a Glance
.awbr
Awesome Browser Archive

An archive format for saving and restoring entire web browser sessions and their data.

Reviewed on July 18, 2026
Compression
Compressed
Transparency
No
Editability
Low
Best for
Browser sessions

Key Features

  • Captures complete browser session state.
  • Includes opened tabs, cookies, and cached content.
  • Uses compression for efficient storage.
  • Enables precise session restoration.

Best For

  • Preserving detailed web browsing states.
  • Ensuring session continuity across different times.
  • Archiving sessions for reproducible research.
  • Efficiently storing web data for later access.

Less Ideal For

  • General file compression (use ZIP or RAR).
  • Storing single web pages (use HTML or MHTML).
  • Distributing web content for public viewing.
  • Archiving large media files.

Common Use Cases

  • Archiving research sessions for later review.
  • Saving progress on complex online forms or applications.
  • Backing up active browsing sessions before updates or shutdowns.
  • Sharing a specific web browsing context with colleagues.

How to Open It

  1. Open the Awesome Browser application.
  2. Navigate to the 'File' or 'Session' menu.
  3. Select 'Open Archive' or 'Restore Session'.
  4. Browse to and select your .awbr file.

What is a .awbr file?

Awesome Browser Archive (.awbr) is a specialized archive format designed to store web browsing sessions, including all associated data like opened tabs, history within the session, cookies, and even cached page content. It allows users to save their entire browsing state at a specific point in time. This is particularly useful for researchers needing to preserve a web environment for later analysis or for individuals who want to resume complex online tasks without losing progress. It aims to be a comprehensive snapshot of a user's web activity.

Programs That Open .awbr Files

PlatformProgram
WindowsAwesome BrowserFreeOfficial
macOSAwesome BrowserFreeOfficial
LinuxAwesome BrowserFreeOfficial

How to Convert .awbr Files

FormatMethod
.HTMLAwesome Browser Export Feature
.ZIPAwesome Browser Export Feature

Common Problems with .awbr Files

⚠️ Cannot open .awbr file.
Ensure you have the latest version of Awesome Browser installed, as it's the primary application for this format.
⚠️ Corrupted archive file.
Try to restore from a backup if available. Re-saving the session might be necessary if the original capture was incomplete.

Frequently Asked Questions

Is .awbr a standard web format?

No, .awbr is a proprietary archive format created specifically for the Awesome Browser application to save browsing sessions.

Can I share .awbr files with users of other browsers?

Generally no, as only users with Awesome Browser can directly open and restore these session archives.

How large can .awbr files get?

File size depends on the number of tabs, complexity of cached content, and compression efficiency, but they can become quite large for extensive sessions.

Technical Details

The .awbr format typically uses a container structure to bundle multiple files and metadata related to a browsing session. It often employs standard compression algorithms like Deflate or LZMA to reduce the overall file size. The internal structure may include serialized data representing browser states, HTML content, cookies, and other session-specific information.

Did You Know?

The 'br' in .awbr stands for 'Browser Archive'.
This format allows for a true 'time capsule' of your web activity.

Security Information

Exercise caution when opening .awbr files from unknown or untrusted sources, as they could potentially contain malicious code or links that were active in the archived session.

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