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 _

A blazing-fast collaborative IDE with AI-powered coding, real-time collaboration, proctored contests, and infinite canvas — all in one platform.

editor.tsx
S
A
R
LIVE
Sarah
Alex
Riya
import { liveblocks } from '@liveblocks/react'
import { Yjs } from 'yjs'
// Real-time collaboration · 12 active users
export default function CodeEditor() {
const others = useOthers();
const awareness = useYjsAwareness();
return <Editor awareness={awareness} />
50+
Developers
99.9%
Uptime SLA
<50ms
Sync Latency
24/7
AI Support
Platform Features

Why Devs Love NexusIDE

One platform to code, collaborate, compete, and ship — faster than you ever thought possible.

Real-Time Collaboration

See every keystroke, cursor, and selection live. Powered by Liveblocks + Yjs + Socket.IO for zero-latency sync across all devices.

Sarah is typing...
Alex selected line 42
Riya added a comment

Instant Docker Runtime

Isolated Docker containers per session in milliseconds. Run any language right in the browser.

Node.jsPythonGoRustJavaC++

Infinite Canvas

Sketch architecture, plan features, brainstorm live with your team. Powered by tldraw with unlimited space.

2 drawing live

Built-in Video Conferencing

No more Zoom tabs. HD video, screen sharing, and pair programming mode — all where you write code.

Daily Sync · 00:14:22
👩‍💻
Sarah Chen
👨‍🎨
Alex Kumar
👔
Mike J.
AI-Powered Coding

Your AI Pair
Programmer

NexusAI reads your entire codebase, understands context, and makes surgical edits via natural language commands. Ghost suggestions appear inline as you type — press Tab to accept.

Inline EditsGhost SuggestFile CommandsDebug AITest GenExplain CodeRefactor
I found a memory leak in useWebSocket.ts. The event listener isn't cleaned up on unmount. Want me to fix it?
Yes, fix it and add proper cleanup + tests.
Fixed useWebSocket.ts
Added return cleanup function, wrote 3 unit tests.
Coding Contests

Compete at the Highest Level

LeetCode-style contests with HackerRank-grade AI proctoring. Fair, tamper-proof, and thrilling.

Contest Formats

Weekly ContestNON-PROCTORED

Open to all. Solve algorithmic problems, earn points.

3 participants · 108d remaining

Microsoft OAPROCTORED

Company-issued assessments with full AI proctoring enabled.

1 problem · BEGINNER

Biweekly AdvancedUPCOMING

Advanced DSA — trees, greedy, dynamic programming.

2 problems · ADVANCED

Admin Contest Builder

Create full contests with one JSON import or build problem-by-problem with our rich editor.

Create Contest
Import JSONLLM Prompt
"title": "Weekly Contest 489",
"difficulty": "BEGINNER",
"proctoringEnabled": true,
"problems": [{
"title": "Two Sum",
"points": 100,
"testCases": [...],
}]
Import entire contest — problems, test cases, MCQs — in one JSON file
AI Proctoring System

Zero-Tolerance
Cheating Prevention

Our AI proctoring engine monitors every session in real-time. Face detection, tab tracking, clipboard interception, and fullscreen enforcement — trust scores drop instantly on any infraction.

Trust Score
100%
Score drops on each violationScore = 0 → Auto-kicked
Proctoring Required
AI-powered monitoring active
Desktop Browser
Camera Access
Microphone Access
Fullscreen Mode
Detected Violations
Exited Fullscreen
Tab Switch
Face Disappeared
Multiple Faces
Copy Detected
DevTools Open
Developer Blog

Learn. Build. Ship.

Deep dives, tutorials, and engineering posts from the team building NexusIDE and our developer community.

Tutorial8 min read· 12.4K views

Building a Real-Time Code Editor with Yjs & Liveblocks

by Sarah Chen

Deep Dive12 min read· 8.7K views

Docker Container Isolation: Security Patterns for Code Execution

by Alex Kumar

News5 min read· 24.1K views

NexusIDE v2.0: AI Proctoring, Ghost Suggestions & More

by NexusIDE Team

Community

Code Together, Grow Together.

A vibrant community of developers sharing solutions, debugging together, and celebrating wins.

50+
Members
200+
Discussions
30+
Articles
4.9/5
Avg Rating
Live Community Feed
T
tanvir_dev solved Two Sum in O(n)
2m ago
P
priya.codes posted "DP Patterns Cheatsheet"
5m ago
A
alex_k joined Weekly Contest 489
8m ago
S
sk_builds commented on "Segment Trees"
11m ago
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Modern Tech Stack

Next.js
React
TypeScript
Tailwind
FastAPI
Python
Docker
Node.js
MongoDB
Angular
Java
Rust
Go
Redis
Socket.IO
Liveblocks
Next.js
React
TypeScript
Tailwind
FastAPI
Python
Docker
Node.js
MongoDB
Angular
Java
Rust
Go
Redis
Socket.IO
Liveblocks
Liveblocks
Socket.IO
Redis
Go
Rust
Java
Angular
MongoDB
Node.js
Docker
Python
FastAPI
Tailwind
TypeScript
React
Next.js
Liveblocks
Socket.IO
Redis
Go
Rust
Java
Angular
MongoDB
Node.js
Docker
Python
FastAPI
Tailwind
TypeScript
React
Next.js
Get Started

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at Lightspeed?

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