SharpLab AlternativesCompilers and other similar apps like SharpLab

SharpLab is described as 'NET language playground' and is a Compiler in the development category. There are 2 alternatives to SharpLab, not only websites but also apps for Self-Hosted. The best SharpLab alternative is .NET Lab, which is both free and Open Source.

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SharpLab alternatives page was last updated May 9, 2025

.NET Lab
2 likes
C# and Razor compiler playground in the browser via Blazor WebAssembly.
2 .NET Lab alternatives
Cost / License
Free
Open Source (MIT)
Application type
Compiler
Origin
Czechia
EU
Platforms
Online
Is .NET Lab a good alternative to SharpLab?
Compiler Explorer
8 likes
Compiler Explorer is an interactive compiler. The left-hand pane shows editable C/C++/Rust/Go/D code. The right, the assembly output of having compiled the code with a given compiler and settings. Multiple compilers are supported, and the UI layout is configurable (the Golden...
3 Compiler Explorer alternatives
Cost / License
Free
Open Source (BSD-2-Clause)
Application type
Compiler
Origin
United Kingdom
Platforms
Online
Self-Hosted
Is Compiler Explorer a good alternative to SharpLab?