JVM Source Lens MCP Server
by sintexerio.github.Sintexer/jvmsrcv1.16.0
Gradle-accurate JVM classpath; fetch Java source, signatures, and class structure for agents.
context tax
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security
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cold start
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freshness
Active8d ago
Install JVM Source Lens MCP server
Install in Claude Code
claude mcp add jvmsrc -- npx -y jvmsrc mcpInstall in Cursor
{
"mcpServers": {
"jvmsrc": {
"command": "npx",
"args": [
"-y",
"jvmsrc",
"mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"jvmsrc": {
"command": "npx",
"args": [
"-y",
"jvmsrc",
"mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"jvmsrc": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"jvmsrc",
"mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"jvmsrc": {
"command": "npx",
"args": [
"-y",
"jvmsrc",
"mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| JVMSRC_ALLOWED_ROOTS | — | — | Optional comma-separated absolute paths; only these project roots are allowed. |
| JVMSRC_CACHE_ROOT | — | — | Optional absolute path for resolution and decompile caches (default: OS cache dir). |
| JVMSRC_LOG_DIR | — | — | Optional absolute path for failure diagnostic logs. |
| JVMSRC_MAX_SOURCE_OUTPUT_CHARS | — | — | Max characters returned for full-file source (default 524288). |
| JVMSRC_GRADLE_TIMEOUT_MS | — | — | Gradle resolution subprocess timeout in milliseconds. |
| JVMSRC_CFR_PATH | — | — | Optional path to a custom CFR JAR for decompilation. |
Freshness
Active — last maintenance signal 8d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-02 · 8d ago · GitHub
Latest release
2026-10-02 · 8d ago · GitHub · v1.18.0
Package published
no data · npm/PyPI
Registry entry updated
2026-09-08 · 32d ago · official registry · v1.16.0
FAQ
›How do I install the JVM Source Lens MCP server in Claude Code?
Run: claude mcp add jvmsrc -- npx -y jvmsrc mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does JVM Source Lens require an API key?
No required environment variables are declared in its published metadata.
›Can I use JVM Source Lens as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is JVM Source Lens in the official MCP registry?
Yes, as io.github.Sintexer/jvmsrc.