# ChessSolve

> Live Stockfish engine analysis, evaluation bar, and best-move arrows directly on your Chess.com and Lichess board during practice.

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

## Overview

- **ID:** `chesssolve`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Sárvári Merse
- **Category:** games-entertainment
- **Daily users:** 14
- **Weekly downloads:** 9
- **Version:** 2.14.1
- **Last updated:** 2026-09-06
- **First published:** 2026-07-26
- **Size:** 371 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/chesssolve/)
- **Website:** [https://chesssolve.com/](https://chesssolve.com/)

## Description

Professional real-time Stockfish chess engine analysis with visual best-move overlays for <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/94f4992ed19757c38122b7e0a3d13ae5d5ffaa8e0db6e4242f4e618b72fdc1bd/http%3A//Chess.com" rel="nofollow">Chess.com</a> and Lichess. 

Take your unrated practice games to the next level. ChessSolve brings the world's strongest open-source chess engine directly onto your board. Get lightning-fast analysis with visual arrows, a live evaluation bar, and real-time move classifications.

⚡ CORE FEATURES

• Visual Best Move Arrows: As soon as a position changes, Stockfish highlights the strongest candidate moves directly on the board. (Free tier includes 1 best-move arrow; upgrade for up to 5 color-coded candidate arrows).

• Live Evaluation Bar: Instantly see who holds the advantage. The visual evaluation bar updates on every move so you can spot momentum shifts at a glance.

• Live Move Classifications: Every move gets badged instantly. See Brilliant (!!), Great (!), Best, Inaccuracy, Mistake, or Blunder tags the moment a piece is dropped.

• Seamless Platform Integration: Works natively on live unrated games and analysis boards on both <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/94f4992ed19757c38122b7e0a3d13ae5d5ffaa8e0db6e4242f4e618b72fdc1bd/http%3A//Chess.com" rel="nofollow">Chess.com</a> and Lichess.

🛠 HOW TO GET STARTED (Takes 2 Minutes)
1. Install: Click "Add to Chrome."
2. Create Free Account: Click the ChessSolve puzzle piece icon in your Chrome toolbar and create a free account to activate the engine.
3. Play: Open an unrated game on <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/94f4992ed19757c38122b7e0a3d13ae5d5ffaa8e0db6e4242f4e618b72fdc1bd/http%3A//Chess.com" rel="nofollow">Chess.com</a> or Lichess, open the ChessSolve popup, and hit "Start." The arrows and eval bar will appear instantly.

🎯 PERFECT FOR
• Opening Repertoire Training: Explore candidate lines natively on the board.
• Unrated Practice Games: Get immediate, live feedback on blunders.
• Post-Game Analysis: Step through finished games and watch the evaluation bar shift dynamically.

Disclaimer: <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/94f4992ed19757c38122b7e0a3d13ae5d5ffaa8e0db6e4242f4e618b72fdc1bd/http%3A//Chess.com" rel="nofollow">Chess.com</a> and Lichess prohibit engine assistance in rated or competitive play. ChessSolve is strictly designed for training, unrated practice, and post-game learning contexts.

## Rankings

- #28,868 — Overall
- #104 — cheese
- #168 — analysis
- #176 — momentum
- #190 — arrow

## Permissions and access

### Permissions

- `storage`
- `identity`

### Host permissions

- `*://*.chess.com/*`
- `*://*.lichess.org/*`
- `https://chesssolve.com/*`

### Content script matches

- `*.chess.com`
- `*.lichess.org`

## Safety

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

### Analysis details

- Injects scripts into web pages, which may alter or extract site contents, resulting in a substantial risk.
- This extension was recently updated in the past month. New updates 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/chesssolve)