Roslyn CodeLens MCP Server
by marcelroozekransio.github.MarcelRoozekrans/roslyn-codelensv2.18.1
Roslyn-based .NET code intelligence: type hierarchies, call graphs, DI registrations, diagnostics, code fixes and complexity metrics from pre-built indexes.
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freshness
Active1d ago
Install Roslyn CodeLens MCP server
Install in Claude Code
claude mcp add roslyn-codelens -- npx -y roslyn-codelens-mcpInstall in Cursor
{
"mcpServers": {
"roslyn-codelens": {
"command": "npx",
"args": [
"-y",
"roslyn-codelens-mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"roslyn-codelens": {
"command": "npx",
"args": [
"-y",
"roslyn-codelens-mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"roslyn-codelens": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"roslyn-codelens-mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"roslyn-codelens": {
"command": "npx",
"args": [
"-y",
"roslyn-codelens-mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Freshness
Active — last maintenance signal 1d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-08 · 1d ago · GitHub
Latest release
2026-09-17 · 22d ago · GitHub · v2.18.1
Package published
no data · npm/PyPI
Registry entry updated
2026-09-17 · 22d ago · official registry · v2.18.1
FAQ
›How do I install the Roslyn CodeLens MCP server in Claude Code?
Run: claude mcp add roslyn-codelens -- npx -y roslyn-codelens-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Roslyn CodeLens require an API key?
No required environment variables are declared in its published metadata.
›Can I use Roslyn CodeLens as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Roslyn CodeLens in the official MCP registry?
Yes, as io.github.MarcelRoozekrans/roslyn-codelens.
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