Sandbox Code Execution

PseudoEditor is a web‑based pseudocode IDE with syntax highlighting, error detection, auto‑completion, and instant compilation. Cloud‑stored projects are accessible from any device. It supports AQA, OCR, CIE, Edexcel, and IB specifications, helping students and teachers practice algorithms.

Coddy.Tech offers free interactive coding lessons across many languages and AI prompt engineering, featuring an in‑browser editor, streak tracking, achievements, AI debugging, a community leaderboard, and certificates for LinkedIn. It runs on iOS, Android, and web.

GitHub Copilot is an AI pair programmer that uses the OpenAI Codex to suggest code and entire functions in real-time.

Blackbox AI is an AI-powered tool for developers that searches and autocompletes code snippets across multiple programming languages and repositories, extracts code from videos and PDFs, and converts queries into code.

StableCode is an innovative LLM-powered AI tool for coding assistance and learning. It enhances programmer productivity while serving as a resourceful teaching aid for beginners.

LabEx delivers free, interactive labs for Linux, DevOps, and cybersecurity, organized into skill‑tree pathways. AI assistant Labby aids debugging, while online terminals and real‑world projects cover Docker, Kubernetes, Python, Java, Ansible, and more.

OpenAI Codex CLI is a terminal-based, open-source coding agent that uses natural language to automate development tasks like code generation, testing, refactoring, and codebase understanding, with secure sandboxed execution and Git integration.

OpenCode.ai is an open-source AI coding agent that runs directly in your terminal, IDE, or desktop. It connects to 75+ LLM providers, supports offline use, and enables multi-session collaboration for code review and debugging.

Codiga is a static code analysis platform that detects real‑time violations and security issues across multiple languages. It offers OWASP, MITRE, and SANS‑CWE rule libraries, a custom rule editor, IDE integration, automated PR reviews, auto‑fix, and a metrics dashboard.

Claude Code is an AI-powered coding assistant that operates within the terminal, automating tasks like editing files, fixing bugs, executing tests, and managing git workflows. It enhances developer productivity through natural language commands and real-time support.

Boxy is an AI coding assistant that enhances the coding experience, speeds up machine performance, provides useful features like code reviews, sandboxes and optimization, and helps bring ideas to code faster.

Codemia is an interactive learning platform for engineers, offering 120+ system‑design challenges, 200+ visualized data‑structure problems, 20 UML‑based OOP exercises, live mock interview sessions, and AI analytics to pinpoint improvement areas.

CodeStack AI is an interactive learning platform for coding practice. With instant feedback and AI assistance, it improves problem-solving abilities, benefiting programmers and developers seeking skill enhancement.

pre.dev automates end‑to‑end software development. It accepts ideas or repositories, generates architecture, writes and verifies code, then pushes to a feature branch. Integrations with GitHub, Slack, Jira via OAuth run agents in secure, multi‑stack sandboxes.

Replit is a collaborative browser-based IDE with AI-powered tools for software development, real-time multiplayer editing and deployment, templates and tutorials, and hosting and monetization options.

MarsX is an open‑source web IDE that blends AI, NoCode, and full‑stack coding. It supplies a micro‑app library for marketplaces, social networks, NFTs, streaming, and photo sharing, enabling rapid app assembly with minimal code, Git control, and GDPR‑compliant data ownership.

CodeSignal Learn offers structured paths in programming, data science, AI, and full‑stack development, featuring AI tutoring, real‑time code feedback, analytics, hands‑on projects, and interview prep across languages, supporting learners from beginners to advanced.

Claude Code Boilerplate delivers production‑ready templates for multiple frameworks, pre‑configured server setups, custom linting/testing hooks, automated GitHub Actions, and a prompt library, streamlining API scaffolding, database migrations, and deployment workflows.

Google Antigravity is an IDE for developers featuring tab autocompletion, natural language code commands, and configurable agents that monitor tasks. It offers cross-surface synchronization and a unified mission control view for managing multiple agents.

Jam is an AI-powered debugging assistant that streamlines the debugging process through automated source code analysis and code fix suggestions while ensuring privacy and security. It integrates with a Chrome extension for bug reporting workflow.

SpellBox is an AI coding assistant that generates, explains, and bookmarks code across languages like C++, Python, MATLAB, and JavaScript. It runs on Windows and macOS, available as a desktop app or VS Code extension, streamlining development workflows.

PAS Code is a lightweight online editor supporting over 10 programming languages. It features intelligent autofill, syntax highlighting, auto-compiling, cloud syncing, and integrated AI prompts, providing a versatile and efficient coding environment for developers.

Warp is an agentic development environment that leverages AI agents to accelerate software development by automating coding, debugging, and feature creation directly within a developer's codebase.

Code Screenshot allows developers to convert code snippets into visually appealing images with syntax highlighting for various languages. It features customizable themes, keyboard shortcuts for efficiency, and local storage for enhanced privacy in sensitive projects.

MyShell AI enables developers and non‑developers to build, share, and own AI agents using a no‑code visual editor, exportable JSON, and over 1,200 widgets, plus a marketplace that supports blockchain‑based ownership and investment via the $SHELL token.

Pi.dev is a terminal-based coding agent for developers and teams, offering TUI, RPC/SDK modes, extensible TypeScript modules and packages, multi-provider model authentication, session/context management, RAG/memory primitives, and CLI tooling for automation and integration.

CodeCompanion scans entire codebases to locate relevant files, providing an integrated terminal, browser, and shell execution. It auto‑corrects console errors, supports semantic search and custom instructions, stores data locally, and runs on Mac and Windows.

Ghostcoder is a discreet AI coding assistant that offers real-time coding support during technical interviews and LeetCode problem-solving, using user-supplied API keys for privacy and click-free functionality through global hotkeys.

Kodezi autonomously scans and refines codebases, automatically detecting bugs, applying best‑practice refactors, sanitizing inputs, and generating documentation and tests. It supports JavaScript, TypeScript, Python, Java, and integrates with CI pipelines for continuous quality enforcement.

Hatchways assembles, sends, and tracks take-home coding assessments via Git repos with customizable templates (bug fixes, feature work, reviews, written/video), automated tests and cloud deployment, optional human review, GitHub and ATS integrations, plus analytics for iterating assessments.

SmythOS is an open‑source Agent Operating System that manages the AI agent lifecycle—from design to production—via visual studio, SDK, CLI, and secure sandboxed runtime. It supports multi‑platform deployment, orchestration, and enterprise‑grade security.

PromptSandbox.io is an OpenAI playground for developers and researchers to test, experiment and refine their AI models with pre-trained GPT models, a simple interface, and a community forum.

CodeWhizz is an AI-powered code generator and debugger for Python and JavaScript. It features an integrated code editor, tutoring support, and a snippet manager, catering to users from beginners to professionals for efficient coding and learning.

GitWit is an open‑source, AI‑native browser IDE that supports syntax highlighting, auto‑completion, and real‑time collaboration. It integrates GitHub, embeds Next.js backend, offers secure sandboxing, AI code suggestions, and community live sessions for streamlined full‑stack development.

Windsurf is an AI coding tool that enhances developer workflows with features like Cascade for code understanding, real-time error detection, integrated IDE plugins, and collaboration tools, enabling efficient coding, debugging, and project management.

CodeAssist is an AI-powered IntelliJ IDE plugin that generates code and answers programming-related questions.

CodeConductor is a no‑code AI platform that turns plain‑English prompts into complete web and mobile apps, automatically generating front‑end, back‑end, APIs, databases, and authentication with built‑in security, CI/CD, and cloud deployment options.

Playscape is a web‑based platform that lets users instantly create, remix, and play games across many genres. With drag‑and‑drop and code editors, designers, educators, and hobbyists prototype and publish interactive experiences online.

UNCODE‑IT lets you paste code into a web form, then GPT‑3 generates a concise plain‑language summary. Ideal for debugging, learning, and reviewing unfamiliar functions quickly. A Clear button resets the input for iterative analysis.

Trae is an AI‑assisted coding extension for VSCode and JetBrains IDEs that offers real‑time code completion, comment‑to‑code generation, automated unit test creation, bug fixing, code explanations, documentation, and context‑aware Q&A across 100+ languages.

JDoodle is a free online coding platform supporting over 100 programming languages. It offers features like live coding sessions, smart code suggestions, debugging tools, and LMS integration, enhancing the coding experience for developers, educators, and students.

Claude Code explorer helps you to understand and explore how claude code works within a simulated enviroment

Qoder is an agentic coding platform that automates software development through autonomous AI agents. It enables conversation-based programming, task delegation, and provides deep codebase insights for streamlined development.

Interview Monkey is an AI tool that helps candidates prepare for technical software engineering interviews through real-time problem-solving for coding, system design, and object-oriented programming, featuring access to over 500 LeetCode questions and support for ten programming languages.

Augment Code is an AI coding assistant designed for professional engineers working with large codebases, offering real-time, context-aware suggestions and maintaining coding style consistency. It integrates seamlessly with popular IDEs like VSCode and JetBrains while ensuring compliance with SOC 2 T

CodeGPT plugs into VS Code and JetBrains IDEs, offering AI‑driven coding, refactoring, and debugging. It scans entire codebases, produces implementation plans, suggests incremental edits, and supports multiple models while keeping data local with BYOK and threat‑detection safeguards.

Open-claw.org is a premium, subscription-based AI deployment platform that lets you launch powerful AI agents in one click

CodeThreat applies AI to security analysis within development pipelines, automatically scanning pull requests and codebases to pinpoint real vulnerabilities. It filters out weak findings, provides repo‑level architectural summaries, and integrates with GitHub, GitLab, Bitbucket, and CI/CD across 27

Kiro AI is an AI-powered IDE that transforms user prompts into specifications and structured tasks to accelerate prototype development and collaboration. It automates repetitive coding tasks with AI agents, supports multimodal input, and integrates with VS Code while ensuring security and privacy.

Universal AI Super Intelligence by MatterAI enhances coding efficiency with AI-driven code reviews, automated quality monitoring, and context-aware interactions. It integrates with GitHub and GitLab and ensures data security through encrypted storage and compliance with regulations.