Comparison
dia vs TTS-WebUI
Verdict
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; pick TTS-WebUI if a comprehensive TypeScript-based Gradio + React UI for multiple text-to-speech systems.
Markdown twin · dia alternatives · TTS-WebUI alternatives
GraphCanon updated Sep 20, 2026
Trust & integrity
| Signal | dia | TTS-WebUI |
|---|---|---|
| Maintenance | Slowing (304d since push) As of Sep 20, 2026 · github_public_v1 | Active (12d since push) As of Sep 20, 2026 · github_public_v1 |
| Provenance | Not a fork · Organization account As of Sep 20, 2026 · github_public_v1 | Not a fork · Personal account As of Sep 20, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Jul 11, 2026 · osv@v1 | Published findings As of Jul 11, 2026 · 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
- dia
- A TTS model for generating ultra-realistic dialogue
- TTS-WebUI
- A comprehensive WebUI for multiple TTS systems
Stars
- dia
- 19k
- TTS-WebUI
- 3.3k
Forks
- dia
- 1.7k
- TTS-WebUI
- 333
Open issues
- dia
- 91
- TTS-WebUI
- 130
Language
- dia
- Python
- TTS-WebUI
- TypeScript
Adopt for
- dia
- Dia is an open-weight text-to-dialogue model providing full control over scripts and voices, ideal for generating ultra-realistic dialogue.
- TTS-WebUI
- A comprehensive TypeScript-based Gradio + React UI for multiple text-to-speech systems.
Persona
- dia
- -
- TTS-WebUI
- -
Runtime
- dia
- -
- TTS-WebUI
- -
License
- dia
- Apache-2.0
- TTS-WebUI
- MIT
Last pushed
- dia
- Nov 19, 2025
- TTS-WebUI
- Sep 7, 2026
Categories
- dia
- Speech & Audio
- TTS-WebUI
- Speech & Audio
Trust and health
Maintenance
- dia
- Slowing (36%)
- TTS-WebUI
- Active (82%)
Days since push
- dia
- 304d
- TTS-WebUI
- 12d
Open issues (now)
- dia
- 91
- TTS-WebUI
- 130
Stars delta
- dia
- +39 (30d)
- TTS-WebUI
- +50 (30d)
Open issues delta
- dia
- 0 (30d)
- TTS-WebUI
- +23 (30d)
Owner type
- dia
- Organization
- TTS-WebUI
- User
OSV dependency advisories
- dia
- No lockfile (source not queried)
- TTS-WebUI
- Published findings
Full report
- dia
- Trust report
- TTS-WebUI
- Trust report
Shared compatibility
- Python · dia: Python runtime · TTS-WebUI: Python runtime
Choose dia if…
- dia is primarily Python; TTS-WebUI is TypeScript.
- License: dia is Apache-2.0, TTS-WebUI is MIT.
- Tags unique to dia: dialogue-generation, text-to-speech, tts.
- When you require precise control over voice and script in the creation of highly realistic dialogues
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
Choose TTS-WebUI if…
- TTS-WebUI is primarily TypeScript; dia is Python.
- License: TTS-WebUI is MIT, dia is Apache-2.0.
- Tags unique to TTS-WebUI: ace-step, ai, audio-generation, cosyvoice.
- TTS-WebUI ships Docker support for self-hosted deployment.
- - When you need an integrated interface that supports a wide range of TTS engines like ACE-Step, OmniVoice, Kimi Audio, and more.
When NOT to use TTS-WebUI
- - If your project strictly requires cutting-edge models that are not yet integrated into TTS-WebUI's supported systems.
- - When you require a platform that natively supports Python 3.12, as it is currently unsupported by this tool.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (nari-labs/dia) · observed Sep 20, 2026
- GitHub forks (nari-labs/dia) · observed Sep 20, 2026
- Last push (nari-labs/dia) · observed Nov 19, 2025
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (rsxdalv/TTS-WebUI) · observed Sep 20, 2026
- GitHub forks (rsxdalv/TTS-WebUI) · observed Sep 20, 2026
- Last push (rsxdalv/TTS-WebUI) · observed Sep 7, 2026
- License file (MIT) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: dia 19k · TTS-WebUI 3.3k (synced Sep 20, 2026).
Common questions
- What is the difference between dia and TTS-WebUI?
- dia: A TTS model for generating ultra-realistic dialogue. TTS-WebUI: A comprehensive WebUI for multiple TTS systems. See the comparison table for live GitHub stats and shared categories.
- When should I choose dia over TTS-WebUI?
- Choose dia over TTS-WebUI when dia is primarily Python; TTS-WebUI is TypeScript; License: dia is Apache-2.0, TTS-WebUI is MIT; Tags unique to dia: dialogue-generation, text-to-speech, tts; When you require precise control over voice and script in the creation of highly realistic dialogues.
- When should I choose TTS-WebUI over dia?
- Choose TTS-WebUI over dia when TTS-WebUI is primarily TypeScript; dia is Python; License: TTS-WebUI is MIT, dia is Apache-2.0; Tags unique to TTS-WebUI: ace-step, ai, audio-generation, cosyvoice; TTS-WebUI ships Docker support for self-hosted deployment; - When you need an integrated interface that supports a wide range of TTS engines like ACE-Step, OmniVoice, Kimi Audio, and more.
- 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
- When should I avoid TTS-WebUI?
- - If your project strictly requires cutting-edge models that are not yet integrated into TTS-WebUI's supported systems. - When you require a platform that natively supports Python 3.12, as it is currently unsupported by this tool.
- Is dia or TTS-WebUI more popular on GitHub?
- dia has more GitHub stars (19,400 vs 3,266). Stars measure visibility, not whether either tool fits your constraints.
- Are dia and TTS-WebUI open source?
- Yes - both are open-source projects on GitHub (dia: Apache-2.0, TTS-WebUI: MIT).
- Where can I find alternatives to dia or TTS-WebUI?
- GraphCanon lists graph-backed alternatives at dia alternatives and TTS-WebUI alternatives (dia markdown twin, TTS-WebUI 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, dia or TTS-WebUI?
- dia: Slowing. TTS-WebUI: 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 dia and TTS-WebUI?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: dia trust report; TTS-WebUI trust report.