unbrowser by Unchained MCP Server
by protostatisio.github.protostatis/unbrowserv0.0.21
Lightweight native browser that runs JavaScript, follows links, fills forms, manages cookies and returns low-token BlockMaps, without Chrome.
context tax
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security
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cold start
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freshness
Maintained49d ago
Install unbrowser by Unchained MCP server
Install in Claude Code
claude mcp add pyunbrowser -- uvx pyunbrowser --mcpInstall in Cursor
{
"mcpServers": {
"pyunbrowser": {
"command": "uvx",
"args": [
"pyunbrowser",
"--mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"pyunbrowser": {
"command": "uvx",
"args": [
"pyunbrowser",
"--mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"pyunbrowser": {
"type": "stdio",
"command": "uvx",
"args": [
"pyunbrowser",
"--mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"pyunbrowser": {
"command": "uvx",
"args": [
"pyunbrowser",
"--mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Freshness
Maintained — last maintenance signal 49d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-08-21 · 49d ago · GitHub
Latest release
2026-08-21 · 50d ago · GitHub · v0.0.21
Package published
no data · npm/PyPI
Registry entry updated
2026-08-21 · 49d ago · official registry · v0.0.21
FAQ
›How do I install the unbrowser by Unchained MCP server in Claude Code?
Run: claude mcp add pyunbrowser -- uvx pyunbrowser --mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does unbrowser by Unchained require an API key?
No required environment variables are declared in its published metadata.
›Can I use unbrowser by Unchained as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is unbrowser by Unchained in the official MCP registry?
Yes, as io.github.protostatis/unbrowser.
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