"Method Draw is a fork of SVG Edit, a web based SVG editor.
The purpose of Method Draw is to improve the usability and user experience of SVG Edit. It removes some features such as  
layers and line-caps/corners in exchange for a more simple and pleasant experience."

Outil minimal de wireframing, gratuit.

"JSLint Error Explanations is designed to help you improve your JavaScript by understanding the sometimes cryptic error messages produced by JSLint, JSHint and ESLint, and teaching you how to avoid such errors."

No plugin, no training, no setup

Outil en ligne pour la création de wireframes de layout Responsive.
Très pratique pour communiquer sur le RWD avec un client.

Tableau de conversion du pixel à l'em, pour les intégrateurs travaillant avec les em dans CSS.

Outil de création de diagrammes