Generate subtitles locally with privacy protection — plug-and-play, fast, and fully automatic.
docker run -d -p 3000:3000 --name nas-subtitler -v /your/media:/data subtitlesdog/nas-subtitler:1.0.0
A subtitle solution tailored for NAS environments to make your media library smarter
Your videos stay private. We process everything locally with minimal data upload.
AI-powered translation that understands context, not just words.
Drop videos in, get subtitles out. Fully automated with smart retry logic.
From English to Mandarin, with support for bilingual subtitles.
Deploy in minutes on any NAS system with a single Docker command.
Pick your AI provider and control your spending with flexible plans.
Advanced technology, stable and reliable
Smart voice detection runs entirely on your NAS, no internet required
Local ProcessingSRT, VTT, ASS - works with every media player you own
Universal CompatibilityYour audio never leaves your network, everything stays private
Security FirstConnect any AI service you prefer - OpenAI, Claude, or your own endpoint
Flexible ConfigurationDeploy an intelligent subtitle service on your NAS in just a few minutes
Whether you are a movie lover, educator, or content creator, you can easily get high-quality subtitles
Drop your movies in, get subtitles out. Perfect for your home theater setup.
Turn your course videos into accessible content with professional subtitles.
Focus on creating great content while we handle the subtitles.
See where NAS-Subtitler can help you
Seamlessly integrates with Plex, Jellyfin, Emby and other media servers
Quickly generate subtitles for courses and training videos
Automatically generate subtitles for internal training videos
Generate subtitles for YouTube, TikTok and other platforms
Join thousands of users who have streamlined their subtitle workflow with NAS-Subtitler
Deploy your subtitle service in minutes and start generating subtitles automatically
Ensure your NAS supports Docker
Configure media library directory mapping
Run Docker command to start service
Add AI service key
Open browser to http://your-nas-ip:3000
Add AI service key, select language model
Upload videos or specify a directory to start generating subtitles
Never! Your balance lasts forever with no expiration dates.
All major formats - MP4, AVI, MKV, MOV. Outputs SRT, VTT, ASS subtitles.
Yes! 30-day money-back guarantee if you're not completely satisfied.
Upgrade anytime - we'll credit you the difference automatically.
Choose the plan that fits your needs and start generating smart subtitles today