index-tts/index-tts
An Industrial-Level Controllable and Efficient Zero-Shot Text-To-Speech System observed · 2026-08-28
Health v2 · maintenance only
78/100
- Activity 98
- Release rhythm 73
- Longevity 40
Flags: no_license
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-02. Adoption (stars, forks) is never an input.
- gap_med: 173.0
- age_days: 573
- days_rel: 20
- days_push: 15
- n_releases_24m: 3
Adoption not part of the score
23511 stars · 2828 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded
IndexTTS is an industrial-level zero-shot text-to-speech system that clones a voice from a single reference audio clip. The latest IndexTTS-2.5 release supports Chinese, English, Japanese, Spanish, and Arabic with fine-grained emotion, speed, and pronunciation control.
Use cases
- clone a voice from a short audio sample
- generate speech from text in multiple languages
- control emotion and speaking speed of synthesized speech
- build a voiceover or audiobook generation pipeline
- run zero-shot TTS locally on GPU
- dub content with cross-lingual voice cloning
When to choose
- you need high-quality voice cloning from a single reference clip
- you need multilingual TTS with fine-grained emotion and pronunciation control
- you want a self-hosted, efficient TTS system with active development
When to avoid
- you need a fully permissively licensed model (license is custom/non-standard)
- you have no GPU and need fast real-time synthesis
- you need a managed cloud TTS API rather than running models yourself
Facets
library · maturity active
tts speech-recognition machine-learning llm-inference speech-processing artificial-intelligence deep-learning python cross-platform cli text-to-speech voice-cloning zero-shot-tts bigvgan cross-lingual emotion-control indextts audio gpu
1 source
- readme: https://github.com/index-tts/index-tts · fetched 2026-08-28 · d73cf199e918
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| index-tts/index-tts | main | 78 |
For agents
markdown · JSON · MCP: product_card(name="index-tts/index-tts")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem