cddqssc

cddqssc / Caption-Trans

Public

A one-stop video subtitle translation tool

458
38
100% credibility
Found Mar 24, 2026 at 458 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Dart
AI Summary

A desktop app for extracting subtitles from videos using AI speech recognition and translating them with language models, optimized for Japanese.

How It Works

1
📱 Get the app

Download the simple desktop tool from releases and open it on your Mac or Windows computer.

2
🎥 Pick a video

Click to choose a video file you want subtitles for, like a movie or tutorial.

3
🎙️ Create subtitles

Select quality and language, then tap extract to automatically generate timed subtitles from the audio.

4
🧠 Set up translation

Pick your preferred AI helper, enter details, choose target language like Chinese.

5
🌐 Translate subtitles

Hit translate and watch it smoothly turn subtitles into your chosen language.

💾 Preview and save

Review the bilingual or translated subtitles, then export ready SRT files to use anywhere.

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Star Growth

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AI-Generated Review

What is Caption-Trans?

Caption-Trans is a desktop app built in Dart that turns any video into timed subtitles: it extracts speech using Whisper for accurate caption and transcript generation, then translates them via LLMs like Google Gemini or OpenAI. Pick a video file (MP4, MKV, etc.), tweak language and model settings, and get SRT exports—original, translated, or bilingual—in one flow. It's a one-stop AI video creation tool for caption translate video, especially sharp on Japanese audio with GPU acceleration on Apple Silicon Macs and Windows NVIDIA cards.

Why is it gaining traction?

It skips clunky browser extensions or cloud uploads by running transcription locally with GPU speed, delivering caption translator results faster than web tools for longer videos. Users love the seamless workflow: transcribe, translate batches with context awareness, preview timings, and export ready for TikTok, Premiere, or Google Meet—without API costs for the heavy lifting. At 458 stars, it's hooking video editors tired of manual caption translation premiere workflows.

Who should use this?

Video creators localizing Japanese content for social clips or YouTube need its optimized Whisper accuracy and quick SRT bilingual exports. Indie filmmakers or marketers handling caption translate tiktok batches will appreciate the offline one-stop video processing. Avoid if you're on non-GPU hardware or need live caption translator for Google Meet streams.

Verdict

Solid for niche caption trans needs, but the 1.0% credibility score and modest stars signal early-stage maturity—docs are basic, no tests visible. Grab it if you process videos regularly; otherwise, watch for polish. (187 words)

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