# Presentation MathML Polyfill

> Add support for some advanced presentation MathML features

Canonical page: [https://chrome-stats.com/d/presentation-mathml-polyfill](https://chrome-stats.com/d/presentation-mathml-polyfill)

## Overview

- **ID:** `presentation-mathml-polyfill`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Frédéric Wang Nélar
- **Category:** other
- **Daily users:** 32
- **Version:** 2.1resigned1
- **Last updated:** 2024-04-25
- **First published:** 2012-11-17
- **Size:** 21 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/presentation-mathml-polyfill/)

## Description

Presentation MathML Polyfill is a Firefox add-on that adds support for some advanced MathML features, such as equation labeling and elementary math. It relies on a XSLT stylesheet and is licensed under MPL 2.0.

## Rankings

- #19,854 — Overall
- #10 — present
- #34 — math
- #86 — mention
- #193 — station
- #234 — license

## Permissions and access

### Content script matches

- `<all_urls>`

## Safety

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

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- 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/presentation-mathml-polyfill)