HARfile extension

HTTP Archive FIle

Have trouble opening the .har extension? Don't panic! This page explains har files and suggests programs you may use to open har files. You can download these programs through this page!


What is HAR file?

A HAR (HTTP Archive) file is a JSON-based text file that contains a log of HTTP requests and responses. This format can be used to record information about web activity: performance, network traffic, etc.

More information

A HAR file contains a number of important pieces of information that can be useful for web developers and other web professionals. These include the request and response headers, cookies, query string parameters, post data, timings, and other information. This data can be useful for troubleshooting website issues, understanding how a website works and optimizing website performance. HAR files can also store metadata. Since HAR is a JSON-formatted text file, so most modern browsers should be able to open and read them without any issue.

How to open HAR file?

Here are some universal methods of opening a file. Please, use this list of solutions.

Method 1: Correctly fix file association error

By following these steps, the user will be able to fix the har extension association problem in an instant automatically:

Download Solution

Step 1: Click the "Download Solution" button to download the automatic tool from Appsitory.

Step 2: Now click "Start Scan" to find out all potential problems.

Step 3: Review the resulting scan and click the "Fix Items" option.

Method 2: Download apps that open the har file

Here is a list of the presented programs that you should use to open/convert the har file. You can choose the right program for your OS and click on it to start the download. You can also visit the developer's website.

Apps that open HAR files

Method 3: Use Universal File Viewer

The recommended use of Universal File Viewer, a tool for opening over 250 file extensions, complements the list of programs above. This utility is capable of opening your har file. Download Universal File Viewer to your OS quickly and securely.