Sandboxes for running code and tools

Python code sandbox with programmatic MCP tool calling for AI agents

A minimal JavaScript playground/codesandbox for quick code testing

基于 Docker 的在线代码执行沙箱系统，支持 Java、JavaScript、Python、C 等多语言代码的安全隔离运行。采用 Spring Boot + Docker 技术栈，应用策略模式和模板方法模式实现代码的编译执行和资源限制。可作为在线评测系统的核心组件，是一个适合作为毕业设计参考或个人练手的项目，同时很适合放在简历上提高竞争力。

A digital analogue clock

一个判题沙箱；可根据判题数据，判定用户程序的运行结果以及获取用户程序运行时间和内存消耗、可隔离程序网络。

# 🐢🚀 Node.js Sandbox MCP ServerThis repository hosts a Node.js server that implements the Model Context Protocol (MCP) for running JavaScript in isolated Docker containers. It allows for on-the-fly npm dependency installation, making it easy to execute code safely and efficiently.

Offline code sandbox. Keeps code client-side (unlike jsfiddle, codepen, etc). Demo: https://nikita-kun.github.io/code/

Skybox is a HTML/CSS/JS code sandbox/editor build using Sia Skynet.

Remove obtrusive CodeSandbox content injections (watermark button & phishing banner) for Sandbox environments.

Secure Node.js execution sandbox for AI. Allows coding agents & LLMs to dynamically run JavaScript, install NPM packages, and retrieve results, facilitating code generation, testing, and interactive assistance. MCP-compatible.

⚖️🐳 This project is a judger system designed to compile, run and judge C++, Java, and Python programs inside sandboxed environment.

Handcrafted ReAct Agent Engine | Supports FS / web page / weather query + code sandbox, including observability + visualization tools, focusing on circular thinking detection and task quality optimization

Created with CodeSandbox

Created with CodeSandbox

[CODE SANDBOX] HLSライブストリーミングサーバーをつくってみる

A sophisticated, single-file web application that enables users to write, execute, and manage Python code directly within their web browser. Built on top of Pyodide - a WebAssembly-compiled Python interpreter - this tool eliminates the need for server-side infrastructure, Python installations, or complex development environments.

An example of how to create a animated border with svg in framer motion

PHP Code Lib is a comprehensive library for analyzing, validating, executing, editing, beautifying, and obfuscating PHP code. It is designed for advanced code introspection, automation, refactoring, security hardening, and developer tooling. It allows you to safely inspect, manipulate, parse and execute PHP source code at a structural level.

A clone of the famous website codepen where I have implemented features such as changing layout, resetting values and switching the dark mode.