Dubbly – AI Voice-Over Translator for Videos

A one-page web app that allows users to upload a video, transcribe it, translate the audio into another language, and replace the original audio with an AI-generated voice in the selected language.

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✨ Features

• Upload short .mp4 or .mov videos
• Automatic transcription (using AssemblyAI)
• Translate transcript into 20+ languages
• Generate AI voiceovers (ElevenLabs)
• Merge new audio with original video
• Preview and download final dubbed video
• 100% client-friendly, no login, no database

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🧱 Tech Stack

Layer	Tech Used
Frontend	React + Vite + Tailwind
Backend	Node.js + Express
Transcribe	AssemblyAI
Translate	Google Translate API
TTS	ElevenLabs
Video Merge	FFmpeg

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🛠️ Local Setup

1. Clone the Repository

git clone https://github.com/yourusername/Dubbly.git
cd Dubbly

2. Install dependencies

npm install
or
yarn install