Nexus Sync: Watch Party

A lightweight browser extension to synchronize video playback across multiple browsers using Firebase Realtime Database.

Installation (Developer Mode)

Firefox

1. Open about:debugging in Firefox.
2. Click This Firefox.
3. Click Load Temporary Add-on....
4. Select the manifest.json file in this directory.

Chrome

1. Open chrome://extensions/.
2. Enable Developer mode.
3. Click Load unpacked.
4. Select this directory.

Features

• Recursive Lock Pattern: Prevents infinite playback loops.
• Firebase Realtime Sync: Sub-second latency for play/pause/seek events.
• Dark Mode UI: Clean, minimal interface.

Tech Stack

• Manifest V3
• Firebase Realtime Database (Compat SDK)
• Vanilla JavaScript