Perfecto-Build HAR Analyzer


Put your web front-end skills to the test and win $2,000 cash! Build a HAR file analyzer that provides insights on errors, performance, and content structure. Use whatever languages or frameworks you want to implement your solution. A few ideas are cool visualizations, drill-downs to object details, and recommendations to improve performance, visual assets, 3rd party API calls, or security vulnerabilities. Projects should be easy for other tools and languages to integrate (i.e. import HAR and export analysis programmatically). Register for our example HAR bundle at

Challenge Type

On-Site Hackathon


$2,000 cash

Projects solving this challenge

Jar scan JS

JS lib for parse any ".har" files and create simple front end example


Allows users to upload .har files and analyzes the results by Content-Type and Size in compressed bytes. Utilizes python, flask, javascript, jquery and chartJS.

Organizations hosting challenge

Events specific to challenge

DeveloperWeek 2017 Hackathon

The DeveloperWeek Hackathon invites 600+ hackers to compete for $100,000+ in products and services at the official kick-off to DeveloperWeek!