Comparison
open-speech-corpora vs dia2
Verdict
Pick open-speech-corpora when license: open-speech-corpora is MIT, dia2 is Apache-2.0; pick dia2 when license: dia2 is Apache-2.0, open-speech-corpora is MIT.
Markdown twin · open-speech-corpora alternatives · dia2 alternatives
GraphCanon updated 3w
vs
Trust & integrity
| Signal | open-speech-corpora | dia2 |
|---|---|---|
| Maintenance | Dormant (783d since push) As of 3w · github_public_v1 | Slowing (243d since push) As of 3w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 3w · github_public_v1 | Not a fork · Organization account As of 3w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 1mo · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- open-speech-corpora
- A list of accessible speech corpora for ASR, TTS, and other Speech Technologies
- dia2
- TTS model capable of streaming conversational audio in real-time.
Stars
- open-speech-corpora
- 1.4k
- dia2
- 1.2k
Forks
- open-speech-corpora
- 151
- dia2
- 99
Open issues
- open-speech-corpora
- 169
- dia2
- 5
Language
- open-speech-corpora
- -
- dia2
- Python
Adopt for
- open-speech-corpora
- Open-Speech-Corpora indexes diverse speech datasets critical for ASR and TTS projects in various languages.
- dia2
- -
Persona
- open-speech-corpora
- -
- dia2
- -
Runtime
- open-speech-corpora
- -
- dia2
- -
License
- open-speech-corpora
- MIT
- dia2
- Apache-2.0
Last pushed
- open-speech-corpora
- Jun 6, 2024
- dia2
- Nov 29, 2025
Categories
- open-speech-corpora
- Speech & Audio
- dia2
- Speech & Audio
Trust and health
Maintenance
- open-speech-corpora
- Dormant (18%)
- dia2
- Slowing (36%)
Days since push
- open-speech-corpora
- 783d
- dia2
- 243d
Open issues (now)
- open-speech-corpora
- 169
- dia2
- 5
Full report
- open-speech-corpora
- Trust report
- dia2
- Trust report
Choose open-speech-corpora if…
- License: open-speech-corpora is MIT, dia2 is Apache-2.0.
- Tags unique to open-speech-corpora: speech-emotion-recognition, speech-processing, speech-recognition, speech-separation.
- You are working on projects requiring specific language corpora like Amharic, Hausa, or Wolof.
When NOT to use open-speech-corpora
- You exclusively need data for voice cloning with a high number of speakers.
- If your focus is on specialized voice emotion recognition datasets not covered in the repository.
Choose dia2 if…
- License: dia2 is Apache-2.0, open-speech-corpora is MIT.
- Tags unique to dia2: open-weight.
- When you need real-time streaming capabilities for text-to-speech applications.
When NOT to use dia2
- For projects aimed at batch processing or non-realtime TTS applications where instantaneous audio output isn't required.
- If you are looking for an open-source model that does not include specific proprietary components like the Kyutai Mimi codec.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (coqui-ai/open-speech-corpora) · observed Jul 30, 2026
- GitHub forks (coqui-ai/open-speech-corpora) · observed Jul 30, 2026
- Last push (coqui-ai/open-speech-corpora) · observed Jun 6, 2024
- License file (MIT) · observed Jul 30, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (nari-labs/dia2) · observed Jul 30, 2026
- GitHub forks (nari-labs/dia2) · observed Jul 30, 2026
- Last push (nari-labs/dia2) · observed Nov 29, 2025
- License file (Apache-2.0) · observed Jul 30, 2026
- Decision facts (enrichment) · observed Jul 12, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: open-speech-corpora 1.4k · dia2 1.2k (synced Jul 30, 2026).
Common questions
- What is the difference between open-speech-corpora and dia2?
- open-speech-corpora: A list of accessible speech corpora for ASR, TTS, and other Speech Technologies. dia2: TTS model capable of streaming conversational audio in real-time.. See the comparison table for live GitHub stats and shared categories.
- When should I choose open-speech-corpora over dia2?
- Choose open-speech-corpora over dia2 when License: open-speech-corpora is MIT, dia2 is Apache-2.0; Tags unique to open-speech-corpora: speech-emotion-recognition, speech-processing, speech-recognition, speech-separation; You are working on projects requiring specific language corpora like Amharic, Hausa, or Wolof.
- When should I choose dia2 over open-speech-corpora?
- Choose dia2 over open-speech-corpora when License: dia2 is Apache-2.0, open-speech-corpora is MIT; Tags unique to dia2: open-weight; When you need real-time streaming capabilities for text-to-speech applications.
- When should I avoid open-speech-corpora?
- You exclusively need data for voice cloning with a high number of speakers. If your focus is on specialized voice emotion recognition datasets not covered in the repository.
- When should I avoid dia2?
- For projects aimed at batch processing or non-realtime TTS applications where instantaneous audio output isn't required. If you are looking for an open-source model that does not include specific proprietary components like the Kyutai Mimi codec.
- Is open-speech-corpora or dia2 more popular on GitHub?
- open-speech-corpora has more GitHub stars (1,398 vs 1,160). Stars measure visibility, not whether either tool fits your constraints.
- Are open-speech-corpora and dia2 open source?
- Yes - both are open-source projects on GitHub (open-speech-corpora: MIT, dia2: Apache-2.0).
- Where can I find alternatives to open-speech-corpora or dia2?
- GraphCanon lists graph-backed alternatives at open-speech-corpora alternatives and dia2 alternatives (open-speech-corpora markdown twin, dia2 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, open-speech-corpora or dia2?
- open-speech-corpora: Dormant. dia2: 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 open-speech-corpora and dia2?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: open-speech-corpora trust report; dia2 trust report.