Chrome Extension, AI Automation Tool
12.7k 2026-04-18

nanobrowser/nanobrowser

An open-source Chrome extension for AI-powered web automation, enabling multi-agent workflows with user-provided LLM API keys, offering a free and privacy-focused alternative to commercial solutions.

Core Features

Multi-agent system for complex web workflows
Interactive side panel with real-time status updates
Support for multiple LLM providers and model assignment
Privacy-focused, running entirely in the local browser
100% Free with user's own API keys

Detailed Introduction

Nanobrowser is an innovative open-source Chrome extension designed for advanced AI-powered web automation. It empowers users to orchestrate sophisticated multi-agent workflows directly within their browser, leveraging their own Large Language Model (LLM) API keys for complete control and cost efficiency. Positioned as a free and privacy-centric alternative to commercial offerings like OpenAI Operator, Nanobrowser ensures that all operations and credentials remain local, providing transparency and flexibility in LLM choices. Its architecture allows specialized AI agents to collaborate on complex tasks, making web automation more accessible and customizable.

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