Comparison
TTS vs lingvo
Verdict
Pick TTS when license: TTS is MPL-2.0, lingvo is Apache-2.0; pick lingvo when license: lingvo is Apache-2.0, TTS is MPL-2.0.
Markdown twin · TTS alternatives · lingvo alternatives
GraphCanon updated today
Trust & integrity
| Signal | TTS | lingvo |
|---|---|---|
| Maintenance | Dormant (693d since push) As of today · github_public_v1 | Active (18d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Organization account As of today · github_public_v1 | Not a fork · Organization account As of today · github_public_v1 |
| Security (OSV) | 137 low (137 low) As of today · osv@v1 | No lockfile As of today · none |
Tagline
- TTS
- 🐸💬 - a deep learning toolkit for Text-to-Speech, battle-tested in research and production
- lingvo
- Lingvo
Stars
- TTS
- 46k
- lingvo
- 2.9k
Forks
- TTS
- 6.2k
- lingvo
- 452
Open issues
- TTS
- 4
- lingvo
- 156
Language
- TTS
- Python
- lingvo
- Python
Adopt for
- TTS
- -
- lingvo
- -
Persona
- TTS
- -
- lingvo
- -
Runtime
- TTS
- -
- lingvo
- -
License
- TTS
- MPL-2.0
- lingvo
- Apache-2.0
Last pushed
- TTS
- Aug 16, 2024
- lingvo
- Jun 22, 2026
Categories
- TTS
- Model Training, Speech & Audio, Inference & Serving
- lingvo
- Model Training, Speech & Audio
Trust and health
Maintenance
- TTS
- Dormant (18%)
- lingvo
- Active (82%)
Days since push
- TTS
- 693d
- lingvo
- 18d
Open issues (now)
- TTS
- 4
- lingvo
- 156
Security scan
- TTS
- 137 low (137 low)
- lingvo
- No lockfile
Full report
- TTS
- Trust report
- lingvo
- Trust report
Shared compatibility
- Python · TTS: Python runtime · lingvo: Python runtime
Choose TTS if…
- License: TTS is MPL-2.0, lingvo is Apache-2.0.
- Tags unique to TTS: deep-learning, glow-tts, python, hifigan.
- Also covers Inference & Serving.
- TTS ships Docker support for self-hosted deployment.
When NOT to use TTS
- Last GitHub push was 694 days ago (dormant maintenance, Aug 16, 2024). Validate activity before betting a new project on TTS.
- Model Training: Try prompting and RAG first; fine-tuning is the answer to style/format, not missing knowledge.
- Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
Choose lingvo if…
- License: lingvo is Apache-2.0, TTS is MPL-2.0.
- Tags unique to lingvo: gpu-computing, asr, mnist, distributed.
- More recently updated (last pushed Jun 22, 2026).
When NOT to use lingvo
- Model Training: Try prompting and RAG first; fine-tuning is the answer to style/format, not missing knowledge.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (coqui-ai/TTS) · observed Jul 11, 2026
- GitHub forks (coqui-ai/TTS) · observed Jul 11, 2026
- Last push (coqui-ai/TTS) · observed Aug 16, 2024
- License file (MPL-2.0) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (tensorflow/lingvo) · observed Jul 11, 2026
- GitHub forks (tensorflow/lingvo) · observed Jul 11, 2026
- Last push (tensorflow/lingvo) · observed Jun 22, 2026
- License file (Apache-2.0) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: TTS 46k · lingvo 2.9k (synced Jul 11, 2026).
Common questions
- What is the difference between TTS and lingvo?
- TTS: 🐸💬 - a deep learning toolkit for Text-to-Speech, battle-tested in research and production. lingvo: Lingvo. See the comparison table for live GitHub stats and shared categories.
- When should I choose TTS over lingvo?
- Choose TTS over lingvo when License: TTS is MPL-2.0, lingvo is Apache-2.0; Tags unique to TTS: deep-learning, glow-tts, python, hifigan; Also covers Inference & Serving; TTS ships Docker support for self-hosted deployment.
- When should I choose lingvo over TTS?
- Choose lingvo over TTS when License: lingvo is Apache-2.0, TTS is MPL-2.0; Tags unique to lingvo: gpu-computing, asr, mnist, distributed; More recently updated (last pushed Jun 22, 2026).
- When should I avoid TTS?
- Last GitHub push was 694 days ago (dormant maintenance, Aug 16, 2024). Validate activity before betting a new project on TTS. Model Training: Try prompting and RAG first; fine-tuning is the answer to style/format, not missing knowledge. Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic.
- When should I avoid lingvo?
- Model Training: Try prompting and RAG first; fine-tuning is the answer to style/format, not missing knowledge.
- Is TTS or lingvo more popular on GitHub?
- TTS has more GitHub stars (45,737 vs 2,860). Stars measure visibility, not whether either tool fits your constraints.
- Are TTS and lingvo open source?
- Yes - both are open-source projects on GitHub (TTS: MPL-2.0, lingvo: Apache-2.0).
- Where can I find alternatives to TTS or lingvo?
- GraphCanon lists graph-backed alternatives at TTS alternatives and lingvo alternatives (TTS markdown twin, lingvo markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, TTS or lingvo?
- TTS: Dormant. lingvo: Active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for TTS and lingvo?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: TTS trust report; lingvo trust report.