AI-powered dictionary & chat assistant. Instant lookup, smart translation, multi-language support with intelligent conversation.
Users
16
+5 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#164K
#137K among extensions
Version
0.1.1
updated 24 Jan 2026
Users
monthly, 9 months
Latest, 16 Oct 2026:16 usersMove the mouse over the chart for any month
Ratings count
monthly, 9 months
Latest, 16 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About Lumina
Lumina is a powerful AI-powered language learning and productivity extension that brings instant dictionary lookups, intelligent translations, and AI chat capabilities right to your browser.
KEY FEATURES:
📚 Multi-Language Dictionary
• English-Vietnamese dictionary with detailed definitions, IPA pronunciation, synonyms, antonyms
• Chinese-Vietnamese dictionary with Pinyin, collocations, and comprehensive learning resources
• Instant word lookup with keyboard shortcuts
• Audio pronunciation support
🌐 Smart Translation
• AI-powered translation (English ↔ Vietnamese, Chinese ↔ Vietnamese)
• Context-aware translations with cultural nuances
• Multiple translation providers (AI, DeepL, Google Translate)
💬 AI Chat Assistant
• Integrated AI chat with multiple model support (Gemini, GPT, Claude, Groq)
• Context-aware conversations about selected text
• File attachment support (images, documents)
• Web search integration
• Proofreading and text improvement
⌨️ Powerful Shortcuts
• Quick lookup with customizable keyboard shortcuts
• Translate selected text instantly
• Open Spotlight window for focused conversations
🎨 Beautiful Interface
• Minimalist design
• Dark/light mode support
• Draggable, resizable popups
• Smooth animations
🔒 Privacy-Focused
• Your API keys stored locally
• No data sent to third parties
• Full control over your conversations
SUPPORTED AI PROVIDERS:
• Google Gemini
• OpenAI GPT
• Anthropic Claude
• Groq
• OpenRouter
• Custom OpenAI-compatible APIs
Perfect for language learners, students, researchers, and anyone who needs quick access to definitions, translations, and AI assistance while browsing the web.