Data month 2026-09

Nanobrowser

Name: Nanobrowser
Rating: 3.7 (64 reviews)
Author: nanobrowser

General AI

AI Agent

nanobrowserAutomate web tasks with AI! NanoBrowser is an open-source Chrome extension that lets you extract data, fill forms, and more.

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According to AlphaMoat, as of 2026-09, the Chrome extension Nanobrowser has 50,000 users (+25% MoM), rated 3.7 (64 reviews) — ranked #193 of 9,324 AI browser extensions, and #41 of 2,418 in General AI.

Users · 2026-09

50.0K+25%

Rating

★ 3.764

Overall Rank (9,324)

#193

General AI Rank

#41/ 2,418

What is Nanobrowser

From the Chrome Web Store

Automate web tasks with AI! NanoBrowser is an open-source Chrome extension that lets you extract data, fill forms, and more. An open-source and local-first web automation agent that runs in your browser.

📦 Repository: https://github.com/nanobrowser/nanobrowser ⭐ Our repository has been starred by 4.7k developers in 4 weeks!

🔥Why Nanobrowser?

1️⃣ 100% Free: No subscription fees or hidden costs. Just install and use your own API keys 2️⃣ Privacy-Focused: Agent runs in your local browser instead of cloud 3️⃣ Flexible LLM Options: Supports SOTA LLM models as well as local models 4️⃣ Fully Open Source: Complete transparency in how your browser is automated

📊Key Features:

✅ Multi-agent System: Specialized agents collaborate to accomplish complex web tasks. ✅ Interactive Side Panel: Intuitive chat interface with real-time status updates. ✅ Task Automation: Seamlessly automate repetitive tasks across websites. ✅ Follow-up Questions: Ask contextual follow-up questions about completed tasks. ✅ Conversation History: Easily access and manage your interaction history. ✅ Multiple LLM Support: Connect your preferred LLM providers and assign different models to different agents.

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🌐 Browser Support

✅ Chrome ✅ Edge ❌ Firefox ❌ Safari ❌ Other Chromium variants (Opera, Arc, etc.)

⚠️ While Nanobrowser may work on some Chromium-based browsers, they are not officially tested and supported.

🚀 Quick Start

1️⃣ Click the Nanobrowser icon in your toolbar to open the sidebar. 2️⃣ Click the Settings icon (top right). 3️⃣ Add your preferred LLM API keys. 4️⃣ Choose which model to use for different agents (Navigator, Planner, Validator). 5️⃣ Send your commands to Nanobrowser

💡 Prompt Examples

1️⃣ Go to TechCrunch and extract top 10 headlines from the last 24 hours 2️⃣ Look for the trending Python repositories on GitHub with most stars 3️⃣ Find a portable Bluetooth speaker on Amazon with a water-resistant design, under $50. It should have a minimum battery life of 10 hours

🤝 Contributing

We are open source. We need your help to make Nanobrowser even better! Contributions of all kinds are welcome: 1️⃣ Share prompts & use cases in our Discord server 2️⃣ Create issues or even submit pull requests on our Github repository

❤️ Loving Nanobrowser? Leave us a review on the Chrome Web Store and help others discover this powerful extension! Your support means everything to us.