# ALEX

> This extension allows user to record public data from their Facebook NewsFeed and, after explicit consent, share them for research purposes with specific institutions for resea to support investigation of personalization algorithms.

Canonical page: [https://chrome-stats.com/d/alex](https://chrome-stats.com/d/alex)

## Overview

- **ID:** `alex`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Davide Beraldo
- **Category:** feeds-news-blogging
- **Daily users:** 19
- **Rating:** 4.33 / 5 (3 ratings)
- **Version:** 1.1.199
- **Last updated:** 2021-04-01
- **First published:** 2020-11-24
- **Size:** 549 KB
- **Data as of:** 2026-09-09
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/alex/)
- **Website:** [https://algorithms.exposed](https://algorithms.exposed/)
- **Privacy policy:** [https://addons.mozilla.org/firefox/addon/alex/privacy/](https://addons.mozilla.org/firefox/addon/alex/privacy/)

## Description

ALEX is a Firefox add-on that enables users to record public data from their Facebook NewsFeed and share it with specific institutions for research on personalization algorithms.

## Rankings

- #24,858 — Overall

## Permissions and access

### Permissions

- `storage`
- `cookies`
- `https://*.facebook.com/`
- `https://www.iodc.nl/`

### Content script matches

- `*.facebook.com`
- `www.iodc.nl`

## Safety

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

### Analysis details

- Request access to the following domains: facebook.com, iodc.nl
- This extension website URL may be invalid

> 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/alex)