Practical overview
When it fits
Use it when you have a local or YouTube video and want translated subtitles, dubbed speech or a localized video while retaining background audio.
Who it is for
- Video creators preparing content for audiences who speak other languages.
- Short-drama producers localizing episodes for international audiences.
- Businesses adapting promotional videos for platforms including TikTok, YouTube and Douyin.
Documented uses
- Transcribe video speech into subtitles.
- Translate subtitles into other languages and choose subtitle styles.
- Convert translated subtitles into speech with voice options.
- Separate speech from background audio and replace the speech with translated voice.
- Review subtitle text and speech in the video interface.
Requirements & limits
The README lists downloadable Windows CPU and GPU packages and Mac packages for Intel and Apple M-series chips. It describes extracting the package, launching the application and opening a local browser interface.
- Choose the package matching the listed operating system and hardware option.
- Model files can be downloaded ahead of time; automatic retrieval may be slow.
- The README describes local video and YouTube video workflows.
Check current requirements in the official documentation. Source-based guidance does not mean OpenViST has run or independently tested this project.
Set up the desktop application and open its local interface
Prepare the downloaded application and access its local web interface.
Before you start
- A Windows or Mac package listed in the repository README.
- Model files, which may be downloaded beforehand or fetched automatically when the software runs.
Steps
Download the package for the listed system and hardware option.
Extract the archive to a location of your choice.
Run 小牛视频翻译.
Open http://127.0.0.1:8181/home in a browser.
Expected outcome
The application’s local interface is available in the browser.
Guide limitations
- The README says automatic model downloads may be slow.
- The listed packages distinguish Windows CPU, CUDA GPU and RTX 50-series GPU options, plus Intel and Apple M-series Mac packages.
Sources & review
Source record details
- Source availability
- Active
- Sources checked
- 15 October 2026
- Original website title
- agan-j/xiaoniu · Official homepage title · retained in its source language

