Measure and Optimize Web Performance

Capture HAR files from a Chrome instance

Create HAR files from Chrome Debugging Protocol data

JSON config representation of k6 script

Compare HAR files.

Xray your HAR file and know all about the page

Extremely fast HTTP Archive (HAR) validator using JSON Schema

Javascript Har to Postman converter

Node caching HTTP proxy built on top of express-http-proxy. Persists requests and responses to an in-memory HAR-like data structure based on HAR1.2 . Caches JSON content-type responses by default with the ability to cache an entire site; including content-types describing images. Useful for testing front end code, mocking api, and saving the cac…

Wrapper for request module that saves all traffic as a HAR file.

Debug Next.js SSR requests using HTTP Archive (HAR) logs

Serve responses from a HAR file.

Generate HAR entries for requests made with node-fetch

Extends the Chrome Developer Tools, adding a new Network Panel in the Developer Tools window with better searching and response previews.

Clean up HAR files by removing noisy requests

Capture HAR recordings from Chrome sessions or Selenium tests using Node.js

An importer for Paw that imports HAR dumps (e.g. from Chrome Dev Tools)

Chrome extension to automatically export HAR archives as you browse around

Powerful HAR file analyzer that transforms complex HTTP Archive files into actionable insights.

A collection of HAR files for developing against the HAR spec