Orpheus-FastAPI vs Piper
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| Field | O Orpheus-FastAPIHigh-performance Text-to-Speech server with OpenAI-compatible API, 8 voices, emotion tags, and modern web UI. Optimized for RTX GPUs. | P PiperFast local neural text-to-speech that runs on CPU. |
|---|---|---|
| Fit. | ||
| Platforms· | Linux | Linux, macOS, Windows |
| Docker· | No | Yes |
| Commercial | yes | yes |
| Catalog. | ||
| Category | Speech AI | Speech AI |
| License· | Apache 2.0 | MIT |
| Language· | Python | C++ |
| Jobs· | speech ai, ai text to speech, ai voice | text to speech, local TTS, offline voice |
| Activity. | ||
| Stars· | 718 | 11k |
| Last commit· | Jul 5, 2025 | May 12, 2026 |
| Last release· | — | Nov 14, 2023 |
| Links | ProjectGitHubGuide | ProjectGitHubGuide |