Piper vs whisperX
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| Field | P PiperFast local neural text-to-speech that runs on CPU. | W whisperXWhisper with word-level timestamps and speaker diarization for real subtitles. |
|---|---|---|
| Fit. | ||
| Platforms | Linux, macOS, Windows | Linux, macOS, Windows |
| Docker· | Yes | No |
| Commercial | yes | yes |
| Catalog. | ||
| Category | Speech AI | Speech AI |
| License· | MIT | Other |
| Language· | C++ | Python |
| Jobs· | text to speech, local TTS, offline voice | speech to text, local transcription |
| Activity. | ||
| Stars· | 11k | 24k |
| Last commit· | May 12, 2026 | Aug 30, 2026 |
| Last release· | Nov 14, 2023 | — |
| Links | ProjectGitHubGuide | ProjectGitHubGuide |