--- title: "page-agent vs nanobrowser" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/alibaba-page-agent-vs-nanobrowser-nanobrowser" tools: ["alibaba-page-agent", "nanobrowser-nanobrowser"] --- # page-agent vs nanobrowser Neutral, constraint-first comparison with live GitHub stats. | | [page-agent](/tools/alibaba-page-agent.md) | [nanobrowser](/tools/nanobrowser-nanobrowser.md) | | --- | --- | --- | | Tagline | JavaScript in-page GUI agent. Control web interfaces with natural language. | Open-Source Chrome extension for AI-powered web automation. | | Stars | 25,046 | 13,439 | | Forks | 2,145 | 1,410 | | Open issues | 48 | 69 | | Language | TypeScript | TypeScript | | Adopt for | page-agent is a browser-based JavaScript framework that enables natural language commands for web page automation. | nanobrowser is an open-source, AI-driven browser extension that allows for free and flexible web automation with support for multiple LLM providers without cloud service dependencies. | | Persona | developer harness | - | | Runtime | - | - | | License | MIT | Apache-2.0 | | Categories | AI Agents, Developer Tools | AI Agents | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [page-agent](/tools/alibaba-page-agent.md) | [nanobrowser](/tools/nanobrowser-nanobrowser.md) | | --- | --- | --- | | Maintenance | Very active (96%) | Slowing (36%) | | Days since push | 0d | 225d | | Open issues (now) | 48 | 69 | | Security scan | No MCP manifest | No criticals | | Full report | [trust report](/tools/alibaba-page-agent/trust.md) | [trust report](/tools/nanobrowser-nanobrowser/trust.md) | **Typed relationship:** page-agent _(alternative)_ nanobrowser Page-Agent uses natural language to control web interfaces, similarly to Nanobrowser which can run multi-agent workflows using LLM APIs. Both aim to enhance user interaction with web sites through automation. ## Decision facts: page-agent - **Hosting:** self hosted - page-agent operates through JavaScript framework and can use locally deployed LLM models. It does not require backend service rewrites, maintaining a self-hosted integration model. - **Adopt for:** page-agent is a browser-based JavaScript framework that enables natural language commands for web page automation. - **Persona:** developer harness ## Decision facts: nanobrowser - **Adopt for:** nanobrowser is an open-source, AI-driven browser extension that allows for free and flexible web automation with support for multiple LLM providers without cloud service dependencies. ## Choose when ### Choose page-agent if… - License: page-agent is MIT, nanobrowser is Apache-2.0. - page-agent operates through JavaScript framework and can use locally deployed LLM models. It does not require backend service rewrites, maintaining a self-hosted integration model. - Page-Agent uses natural language to control web interfaces, similarly to Nanobrowser which can run multi-agent workflows using LLM APIs. Both aim to enhance user interaction with web sites through automation. - Tags unique to page-agent: web, javascript, typescript. - Also covers Developer Tools. - Use if you need to integrate an AI-driven agent directly into your web pages without requiring browser extensions or headless browsers. ### Choose nanobrowser if… - License: nanobrowser is Apache-2.0, page-agent is MIT. - Page-Agent uses natural language to control web interfaces, similarly to Nanobrowser which can run multi-agent workflows using LLM APIs. Both aim to enhance user interaction with web sites through automation. - Tags unique to nanobrowser: multi-agent, llm, ai, automation. - When integrating a multi-agent system into your Chrome or Edge browsing experience. ## When NOT to use page-agent - Avoid if your project depends on advanced features like multi-modal AI models that require special permissions or non-JavaScript environments. - Do not use when there is a necessity for complex backend rewritings or when you specifically need the functionalities of browser extensions for tightly integrated features. ## When NOT to use nanobrowser - If you require support for browsers other than Chrome or Edge. - If complete privacy and local execution are not priorities for you. - When looking to use an alternative that is specifically compatible with Firefox, Safari, or another Chromium variant besides Google Chrome and Microsoft Edge. ## Common questions ### What is the difference between page-agent and nanobrowser? page-agent: JavaScript in-page GUI agent. Control web interfaces with natural language.. nanobrowser: Open-Source Chrome extension for AI-powered web automation.. See the comparison table for live GitHub stats and shared categories. ### When should I choose page-agent over nanobrowser? Choose page-agent over nanobrowser when License: page-agent is MIT, nanobrowser is Apache-2.0; page-agent operates through JavaScript framework and can use locally deployed LLM models. It does not require backend service rewrites, maintaining a self-hosted integration model; Page-Agent uses natural language to control web interfaces, similarly to Nanobrowser which can run multi-agent workflows using LLM APIs. Both aim to enhance user interaction with web sites through automation; Tags unique to page-agent: web, javascript, typescript; Also covers Developer Tools; Use if you need to integrate an AI-driven agent directly into your web pages without requiring browser extensions or headless browsers. ### When should I choose nanobrowser over page-agent? Choose nanobrowser over page-agent when License: nanobrowser is Apache-2.0, page-agent is MIT; Page-Agent uses natural language to control web interfaces, similarly to Nanobrowser which can run multi-agent workflows using LLM APIs. Both aim to enhance user interaction with web sites through automation; Tags unique to nanobrowser: multi-agent, llm, ai, automation; When integrating a multi-agent system into your Chrome or Edge browsing experience. ### When should I avoid page-agent? Avoid if your project depends on advanced features like multi-modal AI models that require special permissions or non-JavaScript environments. Do not use when there is a necessity for complex backend rewritings or when you specifically need the functionalities of browser extensions for tightly integrated features. ### When should I avoid nanobrowser? If you require support for browsers other than Chrome or Edge. If complete privacy and local execution are not priorities for you. When looking to use an alternative that is specifically compatible with Firefox, Safari, or another Chromium variant besides Google Chrome and Microsoft Edge. ### Is page-agent or nanobrowser more popular on GitHub? page-agent has more GitHub stars (25,046 vs 13,439). Stars measure visibility, not whether either tool fits your constraints. ### Are page-agent and nanobrowser open source? Yes - both are open-source projects on GitHub (page-agent: MIT, nanobrowser: Apache-2.0). ### Where can I find alternatives to page-agent or nanobrowser? GraphCanon lists graph-backed alternatives at /tools/alibaba-page-agent/alternatives and /tools/nanobrowser-nanobrowser/alternatives (/tools/alibaba-page-agent/alternatives.md, /tools/nanobrowser-nanobrowser/alternatives.md), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at /compare/alibaba-page-agent-vs-nanobrowser-nanobrowser.md mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, page-agent or nanobrowser? page-agent: Very active. nanobrowser: Slowing. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for page-agent and nanobrowser? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: page-agent: /tools/alibaba-page-agent/trust; nanobrowser: /tools/nanobrowser-nanobrowser/trust. --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=alibaba-page-agent`](/api/graphcanon/graph?tool=alibaba-page-agent) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_