openedai-speech vs OpenVoice

A side-by-side comparison of two self-hosted self-hosted ai options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
Featureopenedai-speechOpenVoice
Deploy effortUnder-an-hour setupRead-the-docs project
Health score13 · At risk39 · At risk
StatusArchivedActively maintained
CategorySelf-Hosted AISelf-Hosted AI
LicenseAGPL-3.0MIT
LanguagePythonPython
Setup difficultyEasyMedium
Min. RAM2,048 MB4,096 MB
Deploymentdockerbare-metal, source
GitHub stars★ 857★ 37,647
First released20242023
ReplacesOpenAI API, ElevenLabsElevenLabs

What are openedai-speech and OpenVoice?

openedai-speech

openedai-speech is a self-hosted text-to-speech server that mimics the OpenAI audio speech API. It uses local models such as Piper and Coqui XTTS to generate audio without sending data to the cloud.

  • OpenAI speech API compatible
  • Piper and XTTS backends
  • Custom voice mapping
  • Drop-in replacement

OpenVoice

OpenVoice is a voice cloning approach that replicates a speaker's voice from a short reference clip and generates speech in multiple languages. It allows control over emotion, accent, and other style parameters.

  • Instant voice cloning
  • Cross-lingual synthesis
  • Style and emotion control
  • Short reference clips

Read the full OpenVoice guide →

openedai-speech vs OpenVoice: key differences

The biggest difference is maintenance: openedai-speech's repository is archived and no longer developed, while OpenVoice is actively maintained. Both projects are written in Python. Licensing differs — AGPL-3.0 for openedai-speech versus MIT for OpenVoice. Openedai-speech is the lighter option, starting around 2,048 MB of RAM against 4,096 MB for OpenVoice. OpenVoice has the considerably larger community, at 37,647 GitHub stars versus 857. Openedai-speech lists first-class Docker deployment; OpenVoice does not.

Why pick each one

Choose openedai-speech if…

  • Released under the AGPL-3.0 license
  • Easy to set up — beginner-friendly
  • First-class Docker support for quick deployment
  • Written in Python
openedai-speech details

Choose OpenVoice if…

  • Clones from short clips
  • Style and accent control
  • Cross-lingual generation

Watch out for

  • Python setup required
  • Research-grade tooling
OpenVoice details

Frequently asked questions

Is openedai-speech or OpenVoice better?

Neither is universally better. OpenVoice has the larger community, while openedai-speech is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

Are openedai-speech and OpenVoice free and open-source?

Yes. openedai-speech is licensed under AGPL-3.0 and OpenVoice under MIT. Both can be self-hosted at no software cost.

Can I run openedai-speech and OpenVoice with Docker?

openedai-speech: yes. OpenVoice: check the project docs for container support.

Which is lighter on resources, openedai-speech or OpenVoice?

openedai-speech has the smaller minimum footprint at 2,048 MB of RAM, compared to about 4,096 MB for OpenVoice. Real-world usage depends on library size, user count, and enabled features.

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