About this project

This project is a webapp allow user to run code from browser in some languages, include python, c++, java, javascript, php.

This project uses Docker for easy deployment and high compatibility, but it can take a lot of storage. The Judge0 image can take 10GB of storage, and each language server can range from 423MB to 2.17GB. Optimization is necessary for save storage.

Project feature:

• Run code in: python, c++, java, javascript, php

• Code syntax highlight

• Code linting

• Change theme and fontsize in the editor

Some technologies used in this project:

• Svelte (SvelteKit): this is the framework for the front-end

• Judge0: this is the back-end to run the code

• Libraries: monaco-editor, monaco-languageclient, ...

Step by step to run the project:

1. Run a language server (python language server):

• Navigate to language-server-python folder

• Build docker image:

./run-build.sh

OR

docker build -t custom-ide-language-server:python-pyright .

• Run python language server:

run-start-server.sh

OR

docker run --rm -p 3001:3001 custom-ide-language-server:python-pyright

To activate error check and code linting for a different language, please run the coresponding language server.

2. Run the judge0 server:

• Navigate to judge0 folder

• Run judge0 server:

./run-start-server.sh

OR

docker compose up -d; docker logs -f judge0-server

3. Run the front-end:

• Navigate to front-end folder

• Install moodules

pnpm i

• Run front-end:

pnpm dev

The webapp will be avaiable at http://localhost:5173

Credits

Special thanks to TypeFox and others for providing example code for the monaco-editor, monaco-languageclient, and monaco-language-server.

You can checkout the monaco-languageclient repos for more information and examples

Screenshots

Index page

Example run python code

Change theme

Code linting