Shdr is a powerful live ESSL (GLSL) shader editor, viewer, and validator designed specifically for the Chrome platform. This free add-on utilizes WebGL technology to provide users with a seamless experience in editing and viewing shaders in real-time. With features like inline error highlighting and real-time validation, users can easily identify and correct issues within their shader code as they work. The live preview functionality allows for immediate visual feedback, enhancing the development process.

In addition to its robust editing capabilities, Shdr also supports code sharing and local storage, making it convenient for users to save their work and collaborate with others. This tool is particularly useful for developers and designers looking to create and test shaders efficiently. Overall, Shdr stands out as a comprehensive solution for anyone interested in shader programming.