Read Buddy - Translate & Learn by AA_编码老王
Read Buddy is an open-source, local-first browser extension for AI bilingual reading and FSRS-powered language learning.
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About this extension
Read Buddy is an open-source, local-first, privacy-focused browser extension for AI bilingual reading and language learning.
- Immersive Dual-Language Web Reading
- Seamless side-by-side bilingual translation and translation-only views.
- Context-aware AI translation: Powered by advanced LLMs with full paragraph context understanding, accurately handling technical terminology, domain slang, and idioms.
- Local-First Vocabulary & FSRS Spaced Repetition
- Built-in FSRS (Free Spaced Repetition Scheduler) state-of-the-art memory algorithm.
- Interactive flashcards: Quick active-recall reviews directly in the popup or full-screen review mode.
- Full keyboard navigation (Space to flip, 1-4 for difficulty ratings).
- Private & Secure WebDAV Dual-File Sync
- Zero dependency on centralized servers: Sync seamlessly with Jianguoyun, Nextcloud, InfiniCLOUD, Synology NAS, or any standard WebDAV service.
- Separation of vocabulary data and review schedule to completely prevent multi-device sync conflicts. 100% data ownership.
- Bring Your Own Key (BYOK) & Zero-Tracking Privacy
- Flexible AI model integration: Support for OpenAI, DeepSeek, Google Gemini, Claude, SiliconFlow, or offline local Ollama models.
- No commercial subscription locks, no telemetry, no tracking, and zero data collection.
- Inline AI Dictionary & Video Subtitles
- Hover or select text to instantly look up phonetic transcriptions, definitions, and context examples with one-click saving.
- Real-time bilingual subtitles for popular video platforms.
- GitHub Repository: https://github.com/yemangran/readbuddy
- Issues & Feedback: https://github.com/yemangran/readbuddy/issues
- License: GNU General Public License v3.0 (GPL-3.0)
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Permissions and data
Required permissions:
- Access browser tabs
- Access browser activity during navigation
- Access your data for all websites
Optional permissions:
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
Optional data collection, according to the developer:
- Technical and interaction data
More information
- Add-on Links
- Version
- 1.2.0
- Size
- 5.97 MB
- Last updated
- 11 days ago (Sep 21, 2026)
- Related Categories
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
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