B4n1Web
Ultra-lightweight browser engine for AI agents. 33 MCP tools, 4 SDKs, cross-platform.
Open source Open in the app JSON README (API)
About
Ultra-lightweight browser engine for AI agents. 33 MCP tools, 4 SDKs, cross-platform.
Details
- Kind
- MCP servers
- Topic
- No topic detected
- Publisher
- b4n1-com
- Origin
- official
- Category
- ferramentas
- Transport
- local
- Version
- 0.12.2
- Stars
- 2
- Last push
- 2026-09-03T13:50:15Z
- Repository state
- ativo
- Language
- Python
- License
- NOASSERTION
- Added
- 2026-08-29 03:01:42
- Updated
- 2026-08-29 03:01:42
- Origin id
io.github.B4N1-com/b4n1web
README
# B4n1Web — Agentic Browser Engine
[](LICENSE)
[](https://pypi.org/project/b4n1-web/)
[](https://www.npmjs.com/package/b4n1-web)
[](https://www.nuget.org/packages/B4n1Web)
[](https://central.sonatype.com/artifact/com.b4n1/b4n1-web)
[](https://B4N1-com.github.io/b4n1-web/)
Ultra-lightweight headless browser for AI agents.
📖 **Full documentation**: https://B4N1-com.github.io/b4n1-web/ Single Rust binary, 4 language SDKs. Navigate URLs, extract structured content (markdown, links, screenshots), and build autonomous agent workflows.
## Quick Start
```bash
# Install the binary
curl -sL https://raw.githubusercontent.com/B4N1-com/b4n1-web/master/scripts/install.sh | bash
# Or use your preferred package manager
pip install b4n1-web
npm install b4n1-web
dotnet add package B4n1Web
# Java: add dependency from Maven Central
```
```python
from b4n1web import AgentBrowser
browser = AgentBrowser()
page = browser.goto("https://example.com")
print(page.markdown)
browser.close()
```
## SDK Matrix
| Language | Package | Version | Binary |
|----------|---------|---------|--------|
| Python | `b4n1-web` | 0.9.8 | Bundled |
| JavaScript/TypeScript | `b4n1-web` | 0.9.11 | Bundled |
| Java | `com.b4n1:b4n1-web` | 0.9.8 | Bundled |
| C# (.NET) | `B4n1Web` | 0.9.8 | Bundled |
## Browser Modes
| Mode | Description | RAM | Startup |
|------|-------------|-----|---------|
| Light | HTTP fetch + HTML parsing | ~15MB | Instant |
| JS | Light + JavaScript extraction | ~15MB | Instant |
| Render | Full Chromium + screenshots | ~100MB | ~2s |
## Features
- **33 MCP tools** for AI agent integration
- **4 language SDKs** (Python, JS, Java, C#)
- **Self-contained binary** ~12MB, no dependencies
- **Three modes**: Light (instant), JS (scripts), Render (Chromium)
- **Security shield**: domain filtering, safe browsing
- **Network interception**: block resources, mock responses
## Documentation
- [SDK Docs](docs/README.md) — Full documentation
- [Agent Reference](docs/AGENTS.md) — AI agent integration
- [MCP Tools](https://mcp.so/server/b4n1web/B4N1-com) — MCP registry
## Links
- Website: https://b4n1.com
- GitHub: https://github.com/B4N1-com/b4n1-web
- PyPI: https://pypi.org/project/b4n1-web
- npm: https://www.npmjs.com/package/b4n1-web
- NuGet: https://www.nuget.org/packages/B4n1Web
- Maven Central: https://central.sonatype.com/artifact/com.b4n1/b4n1-web
## License & Commercial Terms
- **Original Source Code**: 100% Proprietary and Closed Source (**All Rights Reserved** by Bani Montoya).
- **Binaries & SDK Tools**: Provided under the **Business Source License 1.1 (BSL 1.1)**.
- **Free Tier**: 100% free for development, evaluation, testing, personal projects, and startups with gross annual revenue **< $100,000 USD**.
- **Mandatory Enterprise B2B License**: Required for government agencies, public bidding projects, and enterprises with gross annual revenue **>= $100,000 USD**.
For Enterprise B2B licensing inquiries, visit https://b4n1.com/licensing or email `b4n1@b4n1.com`.