Riju
Playground & Sandboxes
.NET Fiddle | C# Online Compiler
CodeIt - Code Playground
CodePen - Front End Developer Playground & Code Editor in the Browser
CODEPLY - Compare responsive frameworks. Find responsive design snippets, patterns and examples.
dabblet.com ✿ The first commented line is your dabblet’s title
JS Bin - Collaborative JavaScript Debugging
JSFiddle - Create a new fiddle
Plunker
Rendera - Online HTML5 Editor
SQL Fiddle
StackBlitz - The online code editor for web apps. Powered by Visual Studio Code.
Try .NET | Runnable .NET code on your site