OT
Sovereign Alternatives(3)
Services you can run with full EU data sovereignty to replace OpenAI TTS
Sovereignty
Coverage
✓Full Replacements (2)
FS
Pending
Self-HostableApache-2.0
Text-to-Speech (TTS)
Fish Speech
Open-source TTS, #1 on TTS Arena. Zero-shot voice cloning, multilingual, Apache 2.0.
Why listed: Unknown-based but fully self-hostable. Deploy on EU servers for data sovereignty.
Coverage: Full
ME
Pending
Self-HostableMIT
Text-to-Speech (TTS)
MeloTTS
High-quality multilingual TTS, CPU-optimized, most downloaded on HuggingFace. MIT license.
Why listed: Unknown-based but fully self-hostable. Deploy on EU servers for data sovereignty.
Coverage: Full
◐Partial Replacements (1)
PT
Pending
Self-HostableMIT
Text-to-Speech (TTS)
Piper TTS
Fast local TTS optimized for Raspberry Pi, 30+ languages, MIT license.
Why listed: Unknown-based but fully self-hostable. Deploy on EU servers for data sovereignty.
Coverage: Partial