PUBLIC MARKS with tag webapp

Responsive web design, the visual way Design websites directly in the browser with a simple drag and drop interface

Prévisualisez vos campagnes emailing sur les principales messageries en un coup d’œil !

This tool has been built to help with testing your responsive websites while you design and build them.

Outils de développement web, traitement d'images, test... "curated collection of free online web design & development services and tools that don't require local installation or registration to use."

A nice regexp visualization tool. Very explanatory.

A load testing service that allows you to stress test your web-apps/apis with thousands of concurrent connections.

An interface-building tool for Twitter Bootstrap

Design Responsive Websites Visually Build using our powerful and intuitive UI. Export production-ready HTML & CSS

ParamQuery grid is a lightweight jQuery grid plugin inspired by MS Excel and Google spreadsheet. It's based upon jQueryUI Widget factory

partage de Screenshot (URL ou upload) avec Annotation

JavaScript web-based editor with real-time execution

When a team has problems with HTML5, it usually stems from the fact that they take a “website” development approach to building an app, and often don't use the right tools and architectures for application development. This is what we suspected about the Facebook HTML5 app. The way that app performed — slow loading, choppy user experience in the News Feed, low framerate — exhibited the usual symptoms.

Un outil collaboratif indispensable !