Nanobrowser
Open-sourceOpen-source Chrome extension for AI-powered web automation with multi-agent workflows using your own API key.
About Nanobrowser
Nanobrowser is an open-source Chrome extension written in TypeScript that provides AI-powered web automation. It enables multi-agent workflows using your own LLM API key, offering a privacy-focused alternative to cloud-based browser automation tools.
Best For
- Automating web tasks directly from Chrome
- Researchers and marketers collecting web data
Pros & Cons
Pros
- + Runs in browser — no separate application needed
- + Uses your own API key for cost transparency
- + Open-source alternative to paid browser automation tools
Cons
- - Limited to Chrome browser environment
- - Some websites may block automated interactions
Pricing
Open source and free to use; requires your own LLM API key
Key Features
- AI-powered web automation directly in Chrome browser
- Multi-agent workflows for complex task execution
- Uses your own LLM API key for privacy and cost control
- Open-source TypeScript implementation with 12.7k GitHub stars
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