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Chatterbox vs IndexTTS
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Chatterbox | IndexTTS |
|---|---|---|
| Language | Python | Python |
| Licence | MIT | Other |
| Stars | 27k | 24k |
| Latest | v0.1.2 | v2.5.0 |
| Last push | 2026-07-21 | 2026-09-29 |
| Release cadence | too few releases | about 173 days between releases |
| Active contributors | 1 commit author on the default branch in the last 90 days | 11 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace ElevenLabs. Alternatives to ElevenLabs →
PartialChatterboxAn open TTS model with zero-shot voice cloning and emotion control.
PartialIndexTTSZero-shot TTS with voice cloning and control over duration and emotion.
Chatterbox
✓ signed The latest release, v0.1.2, carries a signature GitHub verified.
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IndexTTS
✓ signed The latest release, v2.5.0, carries a signature GitHub verified.
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