Comparison
ChatTTS_colab vs dia
Verdict
Pick ChatTTS_colab if chatTTS_colab offers one-click deployment for ChatTTS text-to-speech applications on Colab and supports voice style selection, long audio generation, and streaming output; pick dia if dia is an open-weight text-to-dialogue model providing full control over scripts and voices, ideal for generating ultra-realistic dialogue.
Markdown twin · ChatTTS_colab alternatives · dia alternatives
GraphCanon updated 3w
vs
Trust & integrity
| Signal | ChatTTS_colab | dia |
|---|---|---|
| Maintenance | Steady (59d since push) As of 3w · github_public_v1 | Slowing (251d since push) As of 3w · github_public_v1 |
| Provenance | Not a fork · Personal account As of 3w · github_public_v1 | Not a fork · Organization account As of 3w · github_public_v1 |
| OSV dependency advisories | No published findings from this source as of 2026-07-11 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
- ChatTTS_colab
- 一键部署的ChatTTS项目，支持流式输出、音色抽卡和长音频生成。
- dia
- A TTS model for generating ultra-realistic dialogue
Stars
- ChatTTS_colab
- 2.6k
- dia
- 19k
Forks
- ChatTTS_colab
- 324
- dia
- 1.7k
Open issues
- ChatTTS_colab
- 78
- dia
- 91
Language
- ChatTTS_colab
- Python
- dia
- Python
Adopt for
- ChatTTS_colab
- ChatTTS_colab offers one-click deployment for ChatTTS text-to-speech applications on Colab and supports voice style selection, long audio generation, and streaming output.
- dia
- Dia is an open-weight text-to-dialogue model providing full control over scripts and voices, ideal for generating ultra-realistic dialogue.
Persona
- ChatTTS_colab
- -
- dia
- -
Runtime
- ChatTTS_colab
- -
- dia
- -
License
- ChatTTS_colab
- -
- dia
- Apache-2.0
Last pushed
- ChatTTS_colab
- May 31, 2026
- dia
- Nov 19, 2025
Categories
- ChatTTS_colab
- Speech & Audio
- dia
- Speech & Audio
Trust and health
Maintenance
- ChatTTS_colab
- Steady (60%)
- dia
- Slowing (36%)
Days since push
- ChatTTS_colab
- 59d
- dia
- 251d
Open issues (now)
- ChatTTS_colab
- 78
- dia
- 91
Owner type
- ChatTTS_colab
- User
- dia
- Organization
OSV dependency advisories
- ChatTTS_colab
- No published findings from this source as of 2026-07-11
- dia
- No lockfile (source not queried)
Full report
- ChatTTS_colab
- Trust report
- dia
- Trust report
Shared compatibility
- Python · ChatTTS_colab: Python runtime · dia: Python runtime
Choose ChatTTS_colab if…
- Tags unique to ChatTTS_colab: chattts, colab-notebook.
- When you want a simplified setup with minimal configuration needed in a browser-based environment using Google Colab.
- More recently updated (last pushed May 31, 2026).
When NOT to use ChatTTS_colab
- If your project needs do not include the ability to generate audio on-the-fly or manage multiple character readings.
- When you want to avoid Colab's resource limitations that could affect performance for heavy text-to-speech tasks.
- In scenarios where offline package support is not necessary, as this might introduce unnecessary complexities.
Choose dia if…
- Tags unique to dia: dialogue-generation, tts.
- When you require precise control over voice and script in the creation of highly realistic dialogues
- More GitHub stars (19k vs 2.6k) - visibility, not fit.
When NOT to use dia
- If your setup lacks a GPU, as Dia has not yet added CPU support
- In scenarios where immediate real-time performance is critical since the first run could be longer due to additional codec downloads
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (6drf21e/ChatTTS_colab) · observed Jul 29, 2026
- GitHub forks (6drf21e/ChatTTS_colab) · observed Jul 29, 2026
- Last push (6drf21e/ChatTTS_colab) · observed May 31, 2026
- License file (unknown) · observed Jul 29, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (nari-labs/dia) · observed Jul 29, 2026
- GitHub forks (nari-labs/dia) · observed Jul 29, 2026
- Last push (nari-labs/dia) · observed Nov 19, 2025
- License file (Apache-2.0) · observed Jul 29, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: ChatTTS_colab 2.6k · dia 19k (synced Jul 29, 2026).
Common questions
- What is the difference between ChatTTS_colab and dia?
- ChatTTS_colab: 一键部署的ChatTTS项目，支持流式输出、音色抽卡和长音频生成。. dia: A TTS model for generating ultra-realistic dialogue. See the comparison table for live GitHub stats and shared categories.
- When should I choose ChatTTS_colab over dia?
- Choose ChatTTS_colab over dia when Tags unique to ChatTTS_colab: chattts, colab-notebook; When you want a simplified setup with minimal configuration needed in a browser-based environment using Google Colab; More recently updated (last pushed May 31, 2026).
- When should I choose dia over ChatTTS_colab?
- Choose dia over ChatTTS_colab when Tags unique to dia: dialogue-generation, tts; When you require precise control over voice and script in the creation of highly realistic dialogues; More GitHub stars (19k vs 2.6k) - visibility, not fit.
- When should I avoid ChatTTS_colab?
- If your project needs do not include the ability to generate audio on-the-fly or manage multiple character readings. When you want to avoid Colab's resource limitations that could affect performance for heavy text-to-speech tasks. In scenarios where offline package support is not necessary, as this might introduce unnecessary complexities.
- When should I avoid dia?
- If your setup lacks a GPU, as Dia has not yet added CPU support In scenarios where immediate real-time performance is critical since the first run could be longer due to additional codec downloads
- Is ChatTTS_colab or dia more popular on GitHub?
- dia has more GitHub stars (19,361 vs 2,578). Stars measure visibility, not whether either tool fits your constraints.
- Are ChatTTS_colab and dia open source?
- Yes - both are open-source projects on GitHub.
- Where can I find alternatives to ChatTTS_colab or dia?
- GraphCanon lists graph-backed alternatives at ChatTTS_colab alternatives and dia alternatives (ChatTTS_colab markdown twin, dia 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, ChatTTS_colab or dia?
- ChatTTS_colab: Steady. dia: 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 ChatTTS_colab and dia?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: ChatTTS_colab trust report; dia trust report.