AAVAAZ – AI Powered German Text-To-Speech Generator

High-quality, natural German speech synthesis — fully self-hosted and powered by AI.

AAVAAZ is a full-featured German Text-to-Speech generator built with ReactJS + Flask and powered by Piper TTS neural models. Deliver stunning, expressive, human-like German speech without external APIs or subscriptions.

Completely self-hosted, privacy-friendly, and optimized for creators, educators, developers, and automation.

✨ Key Features

✔ AI-Powered German TTS

Neural Piper models generate crystal-clear, realistic German speech.

✔ Multiple German Voices

Auto-discovery of voices, nested folders supported, male & female voices included.

✔ Emotion Control Engine

Neutral
Happy
Sad
Angry

✔ Advanced Audio Controls

Speed: 0.5x–2.0x
Volume: 0.1x–2.0x
Sentence Pause: 0.5–2.0 sec
Softness Filter: 0.0–1.0

✔ Multiple Output Formats

WAV (studio quality)
MP3 (128k–320k)
FLAC (lossless)
OGG (web optimized)

Perfect For

Content Creators & YouTubers
Podcasters & Voice Artists
Language Learners
Audiobook Production
E-Learning Platforms
Accessibility & Assistive Tools
Developers & Integrators
Automation Workflows

What’s Included

ReactJS Frontend (full source)
Flask Backend API
Piper TTS Integration
Audio processing system
Voice auto-discovery system
Complete documentation
Production build support

⚙️ Technologies Used

ReactJS 18
Flask 2.3+
Piper TTS
FFmpeg
NumPy & SciPy
Librosa
REST API (JSON)
Custom responsive CSS

Quick Start

Install Python 3.8+ and Node.js 16+
Add .onnx voices into GERMAN_VOICES/
Start backend: python api.py
Start frontend: npm start
Generate beautiful German speech instantly

Bring Your Projects to Life with AAVAAZ

Create stunning, human-quality German voiceovers with full control & zero subscriptions.

AAVAAZ - AI Powered German Text To Speech Generator