Open source
Alternatives to Mermaid Live Editor
12 tools like Mermaid Live Editor, chosen by what they do. About Mermaid Live Editor
Free
Tailwind Play
Official online playground for trying Tailwind CSS in the browser
Online PlaygroundsTailwind CSS playground
Free
TypeScript Playground
Browser editor to try TypeScript and see compiled output
Online PlaygroundsTry TypeScript in browser
Freemium
OneCompiler
Write, run and share code in 110+ languages in the browser
Online PlaygroundsCompile code in any language
Freemium
Mermaid Chart
AI diagram editor for flowcharts, sequences and system designs
DiagrammingMermaid diagram editor
Free
Go Playground
Free browser sandbox for running and sharing Go programs
Online PlaygroundsRun Go code online
Curated
Playcode
Build websites and apps with AI, run them in the cloud
Online PlaygroundsInstant online code playground
Open source
Compiler Explorer
Online compiler that shows the assembly output of your code
Online PlaygroundsSee compiled assembly live
Freemium
JSFiddle
Online playground for testing HTML, CSS, JavaScript and frameworks
Online PlaygroundsClassic front end sandbox
Open source
Open source
Structurizr
Models-as-code tool for C4 architecture diagrams from one DSL model
DiagrammingArchitecture diagrams as code
Open source
Visual Studio Code
Open-source code editor for writing, debugging and reviewing code
Editors and IDEsCode editor