CORS Unblock

No more CORS error by appending 'Access-Control-Allow-Origin: *' header to local and remote web requests when enabled

CORS Unblock is available to install from Chrome Web Store and for download from this page. It has 200,000+ active users The latest version is 0.3.8, and it was published a year ago.

Install from Chrome Web Store
View source code
Total download count: 675 (Only count downloads from Chrome-Stats)

All available versions

You can find the current and older versions of CORS Unblock here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

Upgrade to download older versions
Version Download Size Download count Timestamp
0.3.8 CRX · ZIP · Source code 207.87K 116 2024-02-11
0.3.7 Paid users only 203.78K 141 2023-08-21
0.3.6 Paid users only 203.78K 217 2023-01-15
0.3.5 Paid users only 202.75K 22 2022-12-04
0.3.4 Paid users only 201.73K 55 2022-05-22
0.3.3 Paid users only 200.70K 7 2022-04-23
0.3.2 Paid users only 200.70K 7 2022-04-12
0.3.0 Paid users only 200.70K 5 2022-04-11
0.1.9 Paid users only 194.56K 77 2021-04-11
0.1.8 Paid users only 194.56K 7 2021-04-07
0.1.7 Paid users only 193.54K 7 2020-12-06
0.1.6 Paid users only 193.54K 7 2020-11-03
0.1.5 Paid users only 193.54K 7 2020-08-13

Install CRX file

An CRX file is the file format used for distributing and installing browser extensions in Google Chrome, Microsoft Edge, and other Chromium-based browsers. These extensions add functionalities and features to the Chrome browser, enhancing user experience by integrating additional tools directly into the browsing interface. Similar to an executable file, a CRX file contains all the components needed for an extension to run, including JavaScript code, images, CSS files, and other resources.

Option 1: The easy way (for Windows users only)

  1. Download and run chrome-stats.exe file on your PC. This method will allow you to install Chrome extensions directly from chrome-stats.com in one click. You only need to do this once!
  2. Type in chrome://restart in the URL bar to restart the browser for the changes to take effect.
  3. Download and install the CORS Unblock CRX file

Option 2: Advanced method

  1. Download CORS Unblock CRX file
  2. NOTE: Sometimes the browser may block downloading / installing CRX file from outside the Chrome Web Store. If so, you may need to use option 1, or download the ZIP file instead.
  3. In the URL bar, go to chrome://extensions
  4. Enable Developer mode
  5. Drag and drop the downloaded CORS Unblock CRX file into the Extensions page
  6. When prompted, click Add extension to install CORS Unblock.

Install ZIP file

  1. Download and unpack the CORS Unblock ZIP file to a directory of your choice.
  2. In Chrome browser, go to chrome://extensions
  3. Enable Developer mode.
  4. Click on the Load Unpacked button.
  5. Select the directory of with the unpacked CORS Unblock ZIP file from step 1. CORS Unblock is now installed on your browser.

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