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Comparison

TTS vs stt

Verdict

Pick TTS when license: TTS is MPL-2.0, stt is GPL-3.0; pick stt when license: stt is GPL-3.0, TTS is MPL-2.0.

Markdown twin · TTS alternatives · stt alternatives

GraphCanon updated today

TTS logo

TTS

coqui-ai/TTS

★ 46kpushed Aug 16, 2024
vs
stt logo

stt

jianchang512/stt

★ 4.7kpushed Jan 22, 2026

Trust & integrity

SignalTTSstt
Maintenance
Dormant (693d since push)
As of today · github_public_v1
Slowing (170d since push)
As of today · github_public_v1
Provenance
Not a fork · Organization account
As of today · github_public_v1
Not a fork · Personal account
As of today · github_public_v1
Security (OSV)
137 low (137 low)
As of today · osv@v1
1 critical, 2 high, 3 medium, 21 low (1 critical, 2 high, 3 medium, 21 low)
As of today · osv@v1
TTS trust reportstt trust reportTrust methodology

Tagline

TTS
🐸💬 - a deep learning toolkit for Text-to-Speech, battle-tested in research and production
stt
Voice Recognition to Text Tool / 一个离线运行的本地音视频转字幕工具，输出json、srt字幕、纯文字格式

Stars

TTS
46k
stt
4.7k

Forks

TTS
6.2k
stt
494

Open issues

TTS
4
stt
100

Language

TTS
Python
stt
Python

Adopt for

TTS
-
stt
-

Persona

TTS
-
stt
-

Runtime

TTS
-
stt
-

License

TTS
MPL-2.0
stt
GPL-3.0

Last pushed

TTS
Aug 16, 2024
stt
Jan 22, 2026

Categories

TTS
Model Training, Speech & Audio, Inference & Serving
stt
Model Training, Speech & Audio, Inference & Serving

Trust and health

Maintenance

TTS
Dormant (18%)
stt
Slowing (36%)

Days since push

TTS
693d
stt
170d

Open issues (now)

TTS
4
stt
100

Owner type

TTS
Organization
stt
User

Security scan

TTS
137 low (137 low)
stt
1 critical, 2 high, 3 medium, 21 low (1 critical, 2 high, 3 medium, 21 low)

Full report

TTS
Trust report
stt
Trust report

Shared compatibility

  • Python · TTS: Python runtime · stt: Python runtime

Choose TTS if…

  • License: TTS is MPL-2.0, stt is GPL-3.0.
  • Tags unique to TTS: deep-learning, glow-tts, hifigan, pytorch.
  • 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.
GitHubDetails

Choose stt if…

  • License: stt is GPL-3.0, TTS is MPL-2.0.
  • Tags unique to stt: speech, speech-to-text, stt, speech-recognition.
  • More recently updated (last pushed Jan 22, 2026).

When NOT to use stt

  • Last GitHub push was 170 days ago (slowing maintenance, Jan 22, 2026). Validate activity before betting a new project on stt.
  • 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.
GitHubDetails

Explore

TTS trust report →stt trust report →Model Training category →Speech & Audio category →Inference & Serving category →All comparisonsStack workflowsTrending tools

Sources

Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.

GitHub stars on cards: TTS 46k · stt 4.7k (synced Jul 11, 2026).

Common questions

What is the difference between TTS and stt?
TTS: 🐸💬 - a deep learning toolkit for Text-to-Speech, battle-tested in research and production. stt: Voice Recognition to Text Tool / 一个离线运行的本地音视频转字幕工具，输出json、srt字幕、纯文字格式. See the comparison table for live GitHub stats and shared categories.
When should I choose TTS over stt?
Choose TTS over stt when License: TTS is MPL-2.0, stt is GPL-3.0; Tags unique to TTS: deep-learning, glow-tts, hifigan, pytorch; TTS ships Docker support for self-hosted deployment.
When should I choose stt over TTS?
Choose stt over TTS when License: stt is GPL-3.0, TTS is MPL-2.0; Tags unique to stt: speech, speech-to-text, stt, speech-recognition; More recently updated (last pushed Jan 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 stt?
Last GitHub push was 170 days ago (slowing maintenance, Jan 22, 2026). Validate activity before betting a new project on stt. 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.
Is TTS or stt more popular on GitHub?
TTS has more GitHub stars (45,737 vs 4,664). Stars measure visibility, not whether either tool fits your constraints.
Are TTS and stt open source?
Yes - both are open-source projects on GitHub (TTS: MPL-2.0, stt: GPL-3.0).
Where can I find alternatives to TTS or stt?
GraphCanon lists graph-backed alternatives at TTS alternatives and stt alternatives (TTS markdown twin, stt 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 stt?
TTS: Dormant. stt: Slowing. 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 stt?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: TTS trust report; stt trust report.