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UNIVERSAL TTS PRO - v1.3.1 | OFFICIAL PORTABLE RELEASE

📦 ABOUT THIS RELEASE Official portable release of Universal TTS Pro. Fully offline Text-to-Speech client supporting Piper and Supertonic speech engines. Just extract and run!

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💻 SYSTEM REQUIREMENTS & AVAILABLE BUILDS Fully compatible with Windows 10 and Windows 11 (64-bit).

• Voice Models: 3 HU, 1 EN, 1 RO Piper voice models pre-installed. • Supertonic Engine: Supports 31 languages with auto-detection. • Expandable Capabilities: Easily add compatible Piper (.onnx) models to the /models folder.

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🛠️ HOW TO BUILD FROM SOURCE (Developers)

  1. Extract the downloaded .zip file into a new folder.
  2. Double-click the build_UniversalTTS_Pro.bat file.
  3. The script will automatically check requirements and compile.
  4. Find the .exe in the dist/UniversalTTS_Pro/ folder.

⚠️ IMPORTANT: Ensure .tokens files are inside your /models folder!

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⚖️ LICENSING & THIRD-PARTY CREDITS Universal TTS Pro is free and open-source software distributed under the GNU General Public License v3.0 (GPLv3). This guarantees that the software and its source code remain freely accessible, modifiable, and redistributable.

Key Licensing & Attribution Overview: • Core Application: GNU GPL v3.0 (enforced by the integration of eSpeak-ng data for phonetic rules). • Supertonic 3 Engine: Runtime code is under the MIT License; model weights are subject to the OpenRAIL-M License (permits commercial use while enforcing behavioral safety guidelines). • Piper Voice Models: Bundled models carry dataset-specific licenses, including CC0 1.0 (Public Domain) and CC BY 4.0 (Attribution). • Permissive Libraries & Tools: Runtime components such as Sherpa-ONNX (Apache 2.0), SoundDevice (MIT), NumPy (BSD 3-Clause), Opus Tools (BSD 3-Clause), and Python (PSF) are included in full compliance with their respective open licenses.

All bundled third-party dependencies retain their original intellectual property rights. For complete legal texts, full component breakdowns, and copyright notices, please consult the included LICENSE.txt file inside the package.

Source: README.md, updated 2026-08-28