orange2ai

orange2ai / youtube-subtitle-translator

Public

🌐 Real-time YouTube subtitle translator browser extension. Translate subtitles to Chinese or other languages instantly with dual subtitle display.

youtu.betbZKdEU6Z9o browser-extension chrome-extension firefox-addon multilingual real-time
24
4
100% credibility
Found Feb 17, 2026 at 24 stars -- GitGems finds repos before they trend. Get early access to the next one.
Sign Up Free
AI Analysis
JavaScript
AI Summary

A browser extension that translates YouTube subtitles in real-time, showing both original and translated text simultaneously for supported languages.

How It Works

1
🔍 Discover the tool

You're watching a YouTube video in another language and wish subtitles were in your own words, so you find this simple browser helper.

2
📥 Get it ready

Download the latest package, unzip it, and have the files ready on your computer.

3
🧩 Add to browser

Open your browser's extensions area, switch to easy mode, and load the folder – now it's in your toolbar.

4
🎥 Magic on YouTube

Start a video with subtitles on, and instantly see the translated version appear right above the originals, perfectly in sync.

5
⚙️ Choose your language

Click the little icon to pick your favorite language, like Chinese or Spanish, and save it.

🎉 Watch without limits

Every video feels accessible now, letting you enjoy content from around the world effortlessly.

Sign up to see the full architecture

4 more

Sign Up Free

Star Growth

See how this repo grew from 24 to 24 stars Sign Up Free
Repurpose This Repo

Repurpose is a Pro feature

Generate ready-to-use prompts for X threads, LinkedIn posts, blog posts, YouTube scripts, and more -- with full repo context baked in.

Unlock Repurpose
AI-Generated Review

What is youtube-subtitle-translator?

This JavaScript browser extension turns YouTube videos into bilingual experiences by translating subtitles in real time to Chinese or seven other languages, displaying originals and translations side-by-side with native styling. It hooks into videos with existing captions (auto-generated or manual), using a free translation API for near-zero latency and smart caching to skip repeats. Developers get a quick side-load via Chrome, Edge, or Firefox unpacked extensions—no builds needed.

Why is it gaining traction?

It stands out with seamless real-time YouTube integration, dual subtitles for easy reference, and popup controls for toggling or switching languages, beating clunky workarounds like pausing for manual translation. The hook is extensibility: swap the default API for DeepL, OpenAI, or even browser-based models via simple config tweaks. Low overhead and YouTube-specific polish make it a no-brainer for real-time youtube translation needs.

Who should use this?

Language learners grinding English tech talks, non-native devs following Japanese or Korean coding channels, or global teams reviewing foreign conference videos. Ideal for frontend folks debugging international content or anyone tired of copy-pasting subtitles into translators mid-watch.

Verdict

Grab it for immediate real-time YouTube subtitle wins—solid docs and MIT license make forking easy—but its 24 stars and 1.0% credibility score signal early-stage maturity without tests or broad adoption. Worth a spin if subtitles are your bottleneck; contribute to boost longevity.

(178 words)

Sign up to read the full AI review Sign Up Free

Similar repos coming soon.