StartCode.live

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Live Web Preview Sandboxed

StartCode.live ● REALTIME P2P COLLABORATION

Collaborate, Code & Play
Together in Real Time

Instant zero-latency collaborative code editor with live HTML preview, synchronized code racing, and 13+ arcade games. 100% private & free — no setup required.

⚡ 0ms WebRTC Mesh Sync 👥 Multi-Cursor Presence 🌐 Live HTML5 Interactive Sandbox 🏁 Multiplayer Code Racing 🎮 13+ Fullscreen Arcade Games 🔒 100% Private & P2P

⚡ Recent / Quick Screens:

https://www.startcode.live/realtime-collaborative-session

Mesh Active

StartCode Platform Realtime Editor & Live Web Preview

👩‍💻

Sarah is typing... Live Cursor Awareness

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Live HTML5 Render Instant Client Sandbox

✨ PLATFORM PILLARS

Everything Built In, Zero Setup Required

A complete suite for real-time pair programming, instant web sandboxes, competitive coding, and arcade breaks.

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Multi-Cursor Pair Programming

Collaborate in real time with teammates. Powered by Yjs CRDT and WebRTC mesh, every keystroke syncs instantly across devices.

Open Code Editor →

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Live Web Preview & JS Runner

Instant HTML, CSS, JavaScript, and Python code execution. Write markup or logic and inspect the live interactive web view in real time.

Test Live Preview →

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Multiplayer Code Racing

Race against peers in synchronized coding and syntax challenges. Track real-time player positions, speedometers, and leaderboards.

Join Code Race →

🎮

Retro Arcade Games Hub

Take high-energy breaks with Cyber Snake, Pong AI, Breakout, 2048, Ludo, Minesweeper, Flappy Drone, and Speed Typing.

Play Arcade Games →

⚡ 0ms WebRTC P2P Zero-Latency

🌐 100% Client-Side Private & Secure

🎮 13+ Integrated Arcade Games

🚀 Free No Setup or Install Required

Tools & Options

Cyber Highway Car Racer

Galaxy Cyber Defender

Live Code Typing Sprint

Tic-Tac-Toe Duel

Reaction Time Duel

Dice Duel & Ludo Track

Neon Cyber Snake

Cyber Pong AI

Neon Breakout Blast

2048 Neon Pulse