# DMOJ Rating Predictor

> An extension which shows rating changes next to DMOJ contest rankings.

Canonical page: [https://chrome-stats.com/d/dmoj-rating-predictor](https://chrome-stats.com/d/dmoj-rating-predictor)

## Overview

- **ID:** `dmoj-rating-predictor`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Ninjaclasher
- **Category:** web-development,appearance,other
- **Daily users:** 11
- **Version:** 1.0.5
- **Last updated:** 2023-02-07
- **First published:** 2022-02-26
- **Size:** 85 KB
- **Data as of:** 2026-09-12
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/dmoj-rating-predictor/)
- **Website:** [https://evanzhang.ca](https://evanzhang.ca/)

## Description

DMOJ Rating Predictor is a Firefox add-on that shows rating changes next to DMOJ contest rankings. It predicts rating changes using a custom contest request token and supports live hidden-scoreboard contests.

## Rankings

- #32,464 — Overall
- #26 — rating

## Permissions and access

### Permissions

- `storage`
- `https://evanzhang.ca/`
- `https://dmoj.ca/`

### Content script matches

- `dmoj.ca`

## 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/dmoj-rating-predictor)