Hydroxyl MCP Server
by trebeljahrio.github.trebeljahr/hydroxylv0.1.0
Local stdio MCP server: publication figures, structure checks and conversions for AI assistants
context tax
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security
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cold start
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freshness
Active2d ago
Install Hydroxyl MCP server
Install in Claude Code
claude mcp add trebeljahr -- npx -y hydroxyl-mcpInstall in Cursor
{
"mcpServers": {
"trebeljahr": {
"command": "npx",
"args": [
"-y",
"hydroxyl-mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"trebeljahr": {
"command": "npx",
"args": [
"-y",
"hydroxyl-mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"trebeljahr": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"hydroxyl-mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"trebeljahr": {
"command": "npx",
"args": [
"-y",
"hydroxyl-mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| HYDROXYL_EDITOR_URL | — | — | Editor that editor_link points at (default https://hydroxyl.app/editor/) |
Freshness
Active — last maintenance signal 2d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-08 · 2d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-10-08 · 2d ago · official registry · v0.1.0
FAQ
›How do I install the Hydroxyl MCP server in Claude Code?
Run: claude mcp add trebeljahr -- npx -y hydroxyl-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Hydroxyl require an API key?
No required environment variables are declared in its published metadata.
›Can I use Hydroxyl as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Hydroxyl in the official MCP registry?
Yes, as io.github.trebeljahr/hydroxyl.