# CFbooster

> An extension that boost page speed of Codeforces in China.

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

## Overview

- **ID:** `cfbooster`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** itdevwu
- **Category:** web-development
- **Daily users:** 12
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 0.2.0
- **Last updated:** 2020-11-23
- **First published:** 2020-11-21
- **Size:** 15 KB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/cfbooster/)
- **Website:** [https://blog.itdevwu.com/cfbooster/](https://blog.itdevwu.com/cfbooster/)

## Description

CFbooster is a Firefox add-on that boosts the page speed of Codeforces in China. It utilizes a faster CDN and disables useless URLs for coding contests, resulting in improved performance and efficiency.

## Rankings

- #30,939 — Overall
- #68 — boost

## Permissions and access

### Permissions

- `webRequest`
- `webRequestBlocking`
- `<all_urls>`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Low 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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- [firefox boost](https://chrome-stats.com/d/firefox-boost)
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- [CF-Predictor](https://chrome-stats.com/d/cf-predictor) — 985 users, 4.63 / 5

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Source: [Chrome-Stats](https://chrome-stats.com/d/cfbooster)