nanobrowser/nanobrowser
Open-Source Chrome extension for AI-powered web automation. Run multi-agent workflows using your own LLM API key. Alternative to OpenAI Operator.
Build with Backblaze B2
SDKs, agent skills, IDE extensions, and reference pipelines from Backblaze Labs. All open source.
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Where it stands
Rank, growth pace and release cadence relative to everything GStars tracks.
Ranks #96 of 2,845 repositories GStars tracks this week (top 3%).
1 release in the last 90 days, the latest 8 days ago, with 25 contributors on GitHub.
Peaked at #31 in the weekly ranking the week of Oct 19, its best in the past year.
Use Cases & Benefits
- Enables AI-powered web automation through a Chrome extension using multi-agent workflows with user-provided LLM API keys.
- Offers a privacy-focused, cost-effective alternative to commercial AI operators by running entirely in the local browser with flexible LLM provider support.
- Use for automating complex web tasks like data extraction and navigation across multiple websites without manual intervention.
- Use for integrating different LLM models to optimize performance and cost in multi-agent AI workflows within browser environments.
- Use for developers seeking an open-source, extensible platform to build and customize AI-driven browser automation tools.
Should you depend on it?
License terms, project hygiene and risks, from GitHub metadata and GStars' snapshots.
License
Apache 2.0
Permissive: commercial use, modification and redistribution are allowed with attribution; includes an explicit patent grant from contributors.
Community files
- README: present
- Contributing guide: present
Watch-outs
No watch-outs from GStars' checks.
General guidance from repository metadata, not legal advice. How we score
From the README
Nanobrowser is an open-source AI web automation tool that runs in your browser. A free alternative to OpenAI Operator with flexible LLM options and multi-agent system.
⬇️ Get Nanobrowser from Chrome Web Store for free
👏 Join the community in Discord | X
🌟 Loving Nanobrowser? Give us a star and help spread the word!
❤️ Support the project by sponsoring us - every contribution helps keep Nanobrowser free and open source!
Nanobrowser's multi-agent system analyzing HuggingFace in real-time, with the Planner intelligently self-correcting when encountering obstacles and dynamically instructing the Navigator to adjust its approach—all running locally in your browser.
Looking for a powerful AI browser agent without the $200/month price tag of OpenAI Operator? Nanobrowser , as a chrome extension, delivers premium web automation capabilities while keeping you in complete control:
Note: We currently support OpenAI, Anthropic, Gemini, Ollama, Groq, Cerebras, Llama and custom OpenAI-Compatible providers, more providers will be supported.
Daily snapshots
Stars gained per day, and how forks and open issues moved, from GStars' daily snapshots
+557 stars over 80 days across 10 snapshot days; best day +27 on Oct 10.
Forks
1.5K+64
Open issues
82+11
Compared with peers in AI Agents
Fastest-growing repositories GStars tracks in this cohort for the week of Oct 11, by 7-day star growth
| Repository | Stars | +7d | Health | Last release |
|---|---|---|---|---|
| morluto/rea | 366.3K | +249.0K | 60 | 4 days ago |
| vxcontrol/pentagi | 32.0K | +5.4K | 75 | 17 days ago |
| DietrichGebert/ponytail | 173.5K | +5.3K | 75 | 6 days ago |
| lexmount/moli | 20.1K | +4.5K | 75 | 1 day ago |
| hugohe3/ppt-master | 61.7K | +3.8K | 75 | 5 days ago |
| nanobrowser/nanobrowser | 14.1K | +173 | 46 | 8 days ago |
| Category median | 61.7K | +5.3K | 75 | — |
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