Nimbus

Select any word, phrase, or name for instant definitions, translation, AI explanations, and in-browser tools for online learning.

As of June 2026, Nimbus has 10 users in the Education category.

Usersup 100.0 percent+100.0%
10
10
Ratingno change0%
— reviews
Reviewsno change0%
Version
1.0.27
Manifest V3
90-day change · In the last 90 days this extension 1 version update.

History

10 snapshots

Tracking since Apr 1, 2026.

12.568.54.4399999999999995Apr 1, 2026Jun 9, 2026
View as table
DateUsersRatingReviewsVersion
Apr 1, 202651.0.26
Apr 16, 202661.0.26
Apr 22, 202671.0.27
Apr 27, 202661.0.27
May 4, 202661.0.27
May 10, 202651.0.27
May 21, 202671.0.27
May 27, 202661.0.27
Jun 3, 202671.0.27
Jun 9, 2026121.0.27
Now101.0.27

Permissions & access

Permissions
storageidentitytabs
Host access
https://api.dictionaryapi.dev/*, https://en.wiktionary.org/*, https://libretranslate.de/*, https://api.mymemory.translated.net/*, https://en.wikipedia.org/*, https://www.wikidata.org/*, https://news.google.com/*, https://nimbus-api-ten.vercel.app/*, https://www.googleapis.com/*

Screenshots

Nimbus screenshot 1Nimbus screenshot 2

About

Nimbus – In-Browser Intelligent Learning System — Highlighted = Enlightened

Transform any webpage into a learning opportunity. Simply highlight text and instantly get intelligent explanations, definitions, and context directly in your open browser tab.

✨ Instant Definitions & Explanations
- Get clear explanations of any word you encounter
- Smart routing: Dictionary definitions first, AI-powered explanations for complex concepts
- Works with single words, phrases, and full statements
- One-tap copy for definitions, synonyms, and examples

🤖 AI-Powered Learning
- Highlight 3+ words to get conversational AI explanations and summaries
- Interactive chat interface for deeper exploration
- Natural, context-aware responses that adapt to your questions
- One-tap copy for summaries; save conversations for later review

🔊 Text-to-Speech
- Hear words or sentences pronounced with natural, lifelike voices
- Perfect for language and vocabulary learners and pronunciation practice
- Works with any selected text

👤 Smart Content Detection
- Automatically detects famous people, organisations, and places
- Get summaries, photos, and biographical information from Wikipedia
- See recent news articles related to people and organisations
- Addresses and places: open in Google Maps or search on Google from the tooltip
- Special handling for medical terms and technical vocabulary

⭐ Hub Dashboard
- Word of the Day: Discover new vocabulary daily
- Recent Searches: Quick access to your learning history
- Conversations: Review and continue your AI chats
- Favourites: Save words and concepts you want to remember
- Saved: Save pages and links for later
- Search Bar: Direct search for definitions, via Wikipedia, and Google

🌍 Multi-Language Support
- Translate definitions and explanations: choose From and To languages in the tooltip
- Long text (500+ characters) opens in Google Translate automatically
- Supports 16+ languages with a simple flags-only picker in settings
- Auto-detects your system language

🔒 Privacy First
- All your data stays local
- We don’t track your browsing or collect personal information
- Works perfectly in incognito mode
- Your OpenAI API key (if used) stays on your device

🎯 Perfect For
- Students expanding their vocabulary
- Professionals improving communication
- Language learners practicing pronunciation
- Researchers exploring new topics
- Anyone curious about the world around them

💡 How It Works
1. Browse any website
2. Select a word, phrase, name, place, or address
3. Get instant explanation with synonyms, examples, and context—or a map, translation, or news
4. For longer selections, chat with AI and copy summaries or translations in one tap
5. Save favourites and pages, and review your learning history in the Hub


Start learning today with Nimbus!

Technical

Version
1.0.27
Manifest
V3
Size
403KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
abmihilkdbamlelkmpfegjfimcjpcihh
Developer ID
udfae787eb87d34daaa10bfce6a502035
Developer Email
[email protected]
Created
Dec 26, 2025
Last Updated (Store)
Apr 13, 2026
Last Scraped
Jun 9, 2026
Website

Similar extensions

Alternatives to Nimbus, ranked by description similarity.

Data sourced from the Chrome Web Store · last verified Jun 9, 2026.