Simple chess FEN/PGN viewer with evaluation

Latest Version

Version
1.6
Update
September 1, 2018
Size
627KiB
Developer
Category
Users
3,000+
Rating
4 ★
Manifest Version
2
Web Store Status
Languages Support
English
See more
Permissions
Storage
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SimpleChessBoard Extension

SimpleChessBoard is simple chess position and game analysis tool available as browser extension and as a web page at https://hxim.github.io/simplechessboard/popup/simplechessboard.html.

Features:

* Load your chess position or game using FEN or PGN.
* Setup pieces manually with your mouse in edit mode.
* You can browse game history and try out different variations. Arrow is showing last move and move recomennded by engine.
* List all legal moves and show them on chessboard
* Checkmate or stalemate is detected
* Analyze position and all legal moves with javascript version of Stockfish from https://github.com/niklasf/stockfish.js
* Show evaluation graph and visalize mistakes or blunders with different colors
* Open position or game in new window via URL. You can also share this URL with friends (in online version) and your position or entire game will be encoded in the link.
* You can also play chess against computer

Copy your FEN or PGN to clipboard and paste it in the input box at the top. You can also manually
edit and change FEN displayed there. This tool also supports entering games as list of moves in
simplified format like this: \"1. e4 e5 2. Nf3 Nf6 3. d4\". You have several options to make legal moves on board -
Click on move in list of all legal moves in the right or move piece with mouse using drag and drop or select piece and then
click on destination square. This is useful on touchscreen.

Note: To add, remove pieces or make illegal moves you need to use edit mode (see below).

Buttons and main menu:

* Go back to previous position
* Go forward to next position
* Refresh engine evaluation for current position
* Revert changes to loaded or saved game (go back to original game after trying some variation)
* Keep changes so that next revert changes return to current state (also available with CTRL+Click on Revert)
* Open in new window where current game or position is encoded as part of URL (useful to save game for later or share with someone)
* Edit mode where you can setup position (add, remove pieces, illegal moves)
* Information about played moves
* Open main menu
* Start game against computer (use CTRL to play as black)
* Flip board (in main menu and also available as button in bottom right corner of chessboard)
* Change side to move (in main menu and also available as button in top right corner of chessboard)
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Source Manifest.json

{"update_url": "https://clients2.google.com/service/update2/crx", "description": "Simple chess FEN/PGN viewer with evaluation", "manifest_version": 2, "name": "SimpleChessBoard", "version": "1.6", "homepage_url": "https://github.com/hxim/simplechessboard", "permissions": ["storage"], "icons": { "16": "icons/icon-16.png", "32": "icons/icon-32.png", "48": "icons/icon-48.png", "96": "icons/icon-96.png" }, "browser_action": { "default_icon": { "48": "icons/icon-48.png" }, "default_title": "Simple chess FEN/PGN viewer with evaluation", "default_popup": "popup/simplechessboard.html" }}
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How to download and manually install SimpleChessBoard extension for Chrome

Looking for a way to install SimpleChessBoard extensions for Chrome, you can search for them in the Chrome Web Store, clicking the "Add to Chrome" button, and following the straightforward process.

However, you may need to install SimpleChessBoard extensions manually, this article outlines two simple methods to effortlessly install SimpleChessBoard extensions, whether they come as unpacked folders in compressed formats like .zip or as .crx files.

Method 1: Download SimpleChessBoard extension and manually install through Drag &Drop

If you ever need to manually install a SimpleChessBoard extension for Chrome, don't worry, it's a simple process. Just follow these easy steps, and you will have your extension ready to use in no time.

Step 1: Download the SimpleChessBoard Extension by clicking the "Download CRX" button on the website.

Look for the SimpleChessBoard extension you wish to install. Go to the website and download the SimpleChessBoard extension package, which is usually a .CRX file and comes in a zipped file. Here ".crx" file is the format for SimpleChessBoard extension that contains all the data.

Step 2: Extract &Arrange Files

Once the file is downloaded, extract that file into its own folder. Similarly, give that extension files a permanent home. In other words, keep it in a folder that you don't accidentally delete it because these files will be needed to make that extension work.

Step 3: Go to the Chrome Extensions Page

Open Google Chrome and in the address bar, type chrome://extensions; it will open the Google Chrome extensions page. Make sure that "My extensions" is selected in the sidebar.

Step 4: Drag and Drop the Extension

Now, go to the folder where you extracted the SimpleChessBoard extension and drag &drop the extension file from there anywhere onto the extension page within Google Chrome.

Step 5: Complete the Installation

Once you drag and drop the extension file, follow the steps that Google Chrome takes you through. Similarly, if the extension file is of .crx file format, you will be required to review the permissions and then add the extension.

Now, you can manage that added extension as you would like to with any other Chrome extension that you added through Chrome Webstore. Its icon will also appear in the Google Chrome Menu on the right side of the address bar once you activate it.

Method 2: Download SimpleChessBoard extension for Chrome and install in Developer Mode

This is another method to install SimpleChessBoard extension manually, but the twist is that here, you install by enabling the developer mode option provided in Google Chrome. This mode is commonly used for testing extensions or running unpublished tools.

Step 1: Download the SimpleChessBoard extension file

Select and download the SimpleChessBoard extension by clicking the 'Download CRX' button on the website.

Step 2: Extract the downloaded contents

Convert the file to a ZIP file if it is in CRX format then extract the SimpleChessBoard extension zip file or folder that you downloaded. Make sure you extract it using the same folder name and keep it safely in another folder, so you don't delete it by mistake. The extracted folder will be needed to keep your SimpleChessBoard extension running.

Step 3: Open Chrome Extension Setting Page

In the address bar of Google Chrome, type chrome://extensions and open the Chrome Extension Page.

Step 4: Enable Developer Mode

After opening the Chrome Extension page, look at the top right side, and you will find the toggle option of "Developer mode."Simply enable that developer mode option.

Step 5: Load the Unpacked Extension

Once you enable the developer mode option, you will see the menu of Load Unpacked, Pack Extensions and Update. From that, select the option "Load unpacked."

Step 6: Select the Extension Folder

Once the pop-up opens upon clicking Load unpacked, select the SimpleChessBoard extension directory and click on the "Select Folder "button.

Step 7: Confirm and Install

After you select an extension folder of a Google Chrome extension you're installing manually, confirm its installation for the final time and let the installation complete.

Conclusion

Here we've made a step-by-step guide on How to manually install SimpleChessBoard extension in 2 ways. We hope this guide proves helpful.

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User reviews

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Ahmed Aljuboori (ID: 0000005199c7cb52) Voted 1 ★ - Updated 06/11/2022 Garbage

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Nuti Monteiro (ID: 00000096b03bf9df) Voted 5 ★ - Updated 07/26/2018 o melhor pra analisar

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M S (ID: 0000007e2e841122) Voted 5 ★ - Updated 07/22/2018 Very Good