# CFViewer

> Suggests Problems and Contests based on your past problem solving history on codeforces.

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

## Overview

- **ID:** `cfviewer`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Rudra Desai
- **Category:** web-development,search-tools
- **Daily users:** 5
- **Rating:** 5.00 / 5 (1 ratings)
- **Version:** 1.1
- **Last updated:** 2020-09-15
- **First published:** 2020-09-14
- **Size:** 21 KB
- **Data as of:** 2026-09-06
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/cfviewer/)
- **Website:** [https://rudradesai.in/cfviewer/](https://rudradesai.in/cfviewer/)

## Description

CFViewer is a Firefox add-on that suggests problems and contests based on your past problem solving history on codeforces. It helps you find the most relevant and suitable challenges to improve your coding skills.

## Rankings

- #44,336 — Overall
- #204 — problem

## Permissions and access

### Permissions

- `activeTab`

## Safety

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

### Analysis details

- 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/cfviewer)