Is MCPLuceneServer safe to use?

MCPLuceneServer has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under Apache-2.0.

How do I install MCPLuceneServer?

MCPLuceneServer supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can MCPLuceneServer do?

MCPLuceneServer provides 6 tools: simpleSearch, luceneSearch, semanticSearch, profileQuery, crawlDocuments and 1 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with MCPLuceneServer?

MCPLuceneServer is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.

Is MCPLuceneServer actively maintained?

MCPLuceneServer is actively maintained — last commit was 7 days ago. It has 4 GitHub stars.

MCPLuceneServer

Name: MCPLuceneServer
Author: mirkosertic

by mirkosertic

MCP Lucene Server is a Model Context Protocol (MCP) server that exposes Apache Lucene's full-text search capabilities through a conversational interface. It allows AI assistants (like Claude) to help users search, index, and manage document collections without requiring technical knowledge of Lucene or search engines.

4 6 tools GitHub

No known CVEs

Apache-2.0 license

Actively maintained

Last commit 7d ago

Works with most clients

Transport: stdio, sse, http

6 tools · ~305 tok

Grade A · 0.2% of 200K ctx

Edit this pageView history

Search Data

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "lucene-search": {
      "args": [
        "--enable-native-access=ALL-UNNAMED",
        "-Xmx2g",
        "-Dspring.profiles.active=deployed",
        "-jar",
        "/absolute/path/to/luceneserver-0.0.1-SNAPSHOT.jar"
      ],
      "command": "java"
    }
  }
}

Are you the author?

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[![MCPpedia Score](https://mcppedia.org/api/badge/mcpluceneserver)](https://mcppedia.org/s/mcpluceneserver)

Read me

What MCPLuceneServer does

A Model Context Protocol (MCP) server that exposes Apache Lucene fulltext search capabilities with automatic document crawling and indexing. This server supports both STDIO transport (for Claude Desktop integration) and HTTP transport (for web-based clients and remote access).

Test This Server

No automated test available for this server. Check the GitHub README for setup instructions.

Loading README…

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

74/100across 5 weighted dimensions

How we score →

0255075100

−26

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

No package registry to scan.

Inventory

Tools (6)

Click any tool to inspect its schema.

~305 tokens total

Community

Reviews

Be the first to review

Have you used this server?

Share your experience — it helps other developers decide.

How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is MCPLuceneServer safe to use?: MCPLuceneServer has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under Apache-2.0.
How do I install MCPLuceneServer?: MCPLuceneServer supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can MCPLuceneServer do?: MCPLuceneServer provides 6 tools: simpleSearch, luceneSearch, semanticSearch, profileQuery, crawlDocuments and 1 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with MCPLuceneServer?: MCPLuceneServer is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is MCPLuceneServer actively maintained?: MCPLuceneServer is actively maintained — last commit was 7 days ago. It has 4 GitHub stars.

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MCP Security Weekly

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Community

Discussion

Start a conversation

Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Edit this pageView history

Search Data

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "lucene-search": {
      "args": [
        "--enable-native-access=ALL-UNNAMED",
        "-Xmx2g",
        "-Dspring.profiles.active=deployed",
        "-jar",
        "/absolute/path/to/luceneserver-0.0.1-SNAPSHOT.jar"
      ],
      "command": "java"
    }
  }
}

Are you the author?

Add this badge to your README to show your security score and help users find safe servers.

Embed in your READMEAbout badges →

[![MCPpedia Score](https://mcppedia.org/api/badge/mcpluceneserver)](https://mcppedia.org/s/mcpluceneserver)

Read me

What MCPLuceneServer does

Test This Server

No automated test available for this server. Check the GitHub README for setup instructions.

README

MCP Lucene Server

Features

Automatic Document Crawling

Automatically indexes PDFs, Microsoft Office, and OpenOffice documents
Multi-threaded crawling for fast indexing
Real-time directory monitoring for automatic updates
Incremental indexing with full reconciliation (skips unchanged files, removes orphans)

Powerful Search

Simple keyword search (no Lucene syntax needed) and full Lucene query syntax search
Field-specific filtering (by author, language, file type, etc.)
Structured passages with quality metadata for LLM consumption
Paginated results with filter suggestions

Semantic Search

Optional pure KNN embedding-based semantic search using multilingual-e5 embeddings with Late Chunking
Finds semantically related documents even without exact keyword matches
Requires VECTOR_MODEL to be configured. See SEMANTICSEARCH.md for details.

Query Profiling & Debugging

Deep query analysis and profiling (profileQuery tool)
Understand why queries return certain results and how scoring works
Filter impact analysis showing document reduction per filter
Document scoring explanations with BM25 breakdown
Term statistics (IDF, rarity, document frequency)
Actionable optimization recommendations
LLM-optimized structured output for easy interpretation

Rich Metadata Extraction

Automatic language detection
Author, title, creation date extraction
File type and size information
SHA-256 content hashing for change detection

JDBC Metadata Enrichment

Load additional metadata from PostgreSQL, MySQL, or any JDBC-compatible database at index time
JSON-based metadata with explicit field types (keyword, text, int, long, date)
Multi-value field support, automatic facet registration
Background sync job for incremental metadata updates (configurable interval)
All DB-sourced fields prefixed with dbmeta_ to avoid schema collisions

Text Normalization

Automatic removal of broken/invalid characters (replacement chars, control chars, zero-width chars)
Whitespace normalization (multiple spaces collapsed to single space)
Ensures clean, readable search results and passages

Performance Optimized

Batch processing for efficient indexing
NRT (Near Real-Time) search with dynamic optimization
Configurable thread pools for parallel processing
Progress notifications during bulk operations

Easy Integration

Dual transport support: STDIO (default) and HTTP
STDIO transport for seamless Claude Desktop integration
HTTP transport for web-based clients and remote access
Comprehensive MCP tools for search and crawler control
Flexible configuration via YAML and system properties
Cross-platform notifications (macOS Notification Center, Windows Toast, Linux notify-send)

Documentation
Quick Start
MCP Tools
Tool Exposure Configuration
Index Field Schema
Usage Examples
Document Crawler Features
Troubleshooting
[

... View full README on GitHub

Loading README…

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

74/100across 5 weighted dimensions

How we score →

0255075100

−26

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

No package registry to scan.

Inventory

Tools (6)

Click any tool to inspect its schema.

~305 tokens total

Community

Reviews

Be the first to review

Have you used this server?

Share your experience — it helps other developers decide.

How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is MCPLuceneServer safe to use?: MCPLuceneServer has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under Apache-2.0.
How do I install MCPLuceneServer?: MCPLuceneServer supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can MCPLuceneServer do?: MCPLuceneServer provides 6 tools: simpleSearch, luceneSearch, semanticSearch, profileQuery, crawlDocuments and 1 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with MCPLuceneServer?: MCPLuceneServer is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is MCPLuceneServer actively maintained?: MCPLuceneServer is actively maintained — last commit was 7 days ago. It has 4 GitHub stars.