- Note-Taking Application
- Library Management System
- Hotel-Management-System
- Online-Voting-System
- A chat application with database
- Ecommerce Website
.NET Fiddle
- This is a popular online C# compiler and editor. It's user-friendly and offers various features like support for different project types and NuGet packages. LINK
Replit:
- Replit provides an online compiler and interpreter for C#, along with many other programming languages. It's known for its collaborative features, allowing real-time coding with friends or colleagues. LINK
JDoodle:
- JDoodle is another online compiler and editor which supports C# among various other languages. It's a simple and convenient platform for quick coding exercises. LINK