Write a review to share your experiences with open source!
On DevRates we focus on reviews by developers using libraries on their daily work.
Interested in the latest trends and top-rated open source projects for all layers of your application?
DevRates contains projects reviews of most popular tagged categories and programming languages.
Follow projects and don't miss any news from blogs and twitter on your wall.
Your company is looking for talented developers? Register on DevRates and show your technology stack on your company profile.
Cross-browser JavaScript framework for rich HTML5 apps.
Ext JS 4 is a pure JavaScript application framework that works everywhere from IE6 to Chrome 11. It enables you to create the best cross-platform applications using nothing but a browser, and has a phenomenal API.
This is the biggest upgrade we've ever made to Ext JS and we think you're going to love it.
full review »We've used ExtJS for years in several large projects. It allows us to provided desktop like functionality with minimal code and has absolutely fantastic documentation.