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mcp/harbor
Claude Code

JVM Source Lens for Claude Code

io.github.sintexer/jvmsrc

Gradle-accurate JVM classpath; fetch Java source, signatures, and class structure for agents.

client:Claude Code transport:stdio runtime:npm

Install JVM Source Lens in Claude Code

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add jvmsrc -e JVMSRC_ALLOWED_ROOTS=<JVMSRC_ALLOWED_ROOTS> -e JVMSRC_CACHE_ROOT=<JVMSRC_CACHE_ROOT> -e JVMSRC_LOG_DIR=<JVMSRC_LOG_DIR> -e JVMSRC_MAX_SOURCE_OUTPUT_CHARS=<JVMSRC_MAX_SOURCE_OUTPUT_CHARS> -e JVMSRC_GRADLE_TIMEOUT_MS=<JVMSRC_GRADLE_TIMEOUT_MS> -e JVMSRC_CFR_PATH=<JVMSRC_CFR_PATH> -- npx -y jvmsrc

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

JVM Source Lens in other clients

JVM Source Lens MCP server