Opening a CRX File

The CRX file type is primarily associated with Chrome.

CRX	File extension: CRX
	File type:	extension

What is a CRX file

CRX files mostly belong to Chrome by Google. A CRX file is a Chrome browser extension built locally or downloaded from the Internet (usually Chrome Web Store). A single CRX package contains JSON metadata, HTML markup, stylesheets (CSS), and JavaScript scripts which add some functionality that is otherwise unavailable in Chrome browser. Chromium and Chromium-based web browsers like Edge and Brave can also import/download and run CRX extensions.

How can I open a CRX file?

You need a suitable software like Chrome to open a CRX file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your CRX file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a CRX file directly in the browser:. Just drag the file onto this browser window and drop it.

Online CRX Text Viewer

Choose your .crx file to analyze

or drag and drop it here

Online File Viewer

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Programs that open and convert CRX files:

Chrome by Google
See the previous paragraphs to learn more about the main application. CRX files are often referred to as Chrome plugins because this type of file is primarily created or used by this software.
Chromium (extension) by The Chromium Projects
Chromium is an open source web browser based on Chrome and the V8 JavaScript engine. Its plugins are saved in a CRX file. This file format is classified as Plugin.
Links (golf course) by Access
Links is a discontinued golf simulation computer game series for Windows operating system. Each CRX file used by this game contains a golf course. This file format is classified as Game.

CRX file format:

Every file has a defined file format, i.e. how the data is arranged in the file. The initial characters of a file are called signature, sometimes also referred to as "magic bytes". The signature can be used to infer the file format. If the file extension or signature does not match the file format, errors will occur when opening or editing the file. When there is a problem with a file, the first step to solving it is to determine the file format. Below you will find our evaluation of the CRX files:

CRX is one of the most common file extensions and is primarily used by a single program. But the following two file formats are common:

98% of all CRX files are associated with Google Chrome Extension. The contents of these files cannot be read by a human; only a computer program can interpret the data. The files are 23 KB to 2 MB in size, with a median of 240 KB. The file type is relatively new. Examples of file names are IDMGCExt.crx. Files like these have the following tags: chrome, extension, theme, eagleget, docs, youtube, gmail and drive.

All the rest of the CRX files (2%) have different formats. Files like these are sometimes linked to idmedge, clipboard, meddle, monkey, cext, integration or proxy. Just click the "Choose your .crx file to analyze" button on this page to find out what your CRX file is.

Technical Data for CRX File Extension

File classification:

Plugin

Related files:

exe, jpg, crx3, zip, crbx, cryx, json, gcrx, crxd, idm, csx, crk, png, rar, html, nex, mes, crz, lnk, js, vtt, crdownload, webp

Mime type:

application/x-chrome-package, application/octet-stream

a crx extension is a special file format by Google and should only be edited and saved with the appropriate software.

How to solve problems with CRX files

Associate the CRX file extension with the correct application.
Update your software that should actually open extensions. Because only the current version supports the latest CRX file format. Search, therefore, e.g. on the Google manufacturer website after an available Chrome update.
To make sure that your CRX file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .CRX file online - secure, fast, and no downloads needed.