# Bb Doc Viewer+

> Various improvements to Blackboard, especially for viewing documents

Canonical page: [https://chrome-stats.com/d/bb-doc-viewer-plus](https://chrome-stats.com/d/bb-doc-viewer-plus)

## Overview

- **ID:** `bb-doc-viewer-plus`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Raj Kundu
- **Category:** other
- **Daily users:** 1
- **Version:** 2.2.1
- **Last updated:** 2025-01-22
- **First published:** 2023-08-10
- **Size:** 19 KB
- **Data as of:** 2026-09-11
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/bb-doc-viewer-plus/)
- **Website:** [https://github.com/rajkundu/bb-doc-viewer-plus](https://github.com/rajkundu/bb-doc-viewer-plus)

## Description

This extension makes the following improvements to Blackboard:
- Adds 'Open in New Tab' button to Bb-embedded document viewers
- Allows use of the Escape key to close Bb panels
- Automatically maximizes Bb files opened in a new window/tab
  - Sets page title to document filename

NOTE: This work is UNOFFICIAL, and neither it nor its contributor(s) are related to Blackboard, Inc. in any official capacity. Blackboard and Bb are trademarks of Blackboard, Inc.

## Rankings

- #109,415 — Overall

## Permissions and access

### Content script matches

- `*.api.blackboard.com`
- `learn.bu.edu`

## Safety

- **Risk impact:** Low risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- Injects scripts into web pages, which may alter or extract site contents, resulting in a substantial risk.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/bb-doc-viewer-plus)