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jaggernaut007/Nexus-MCP

Name: jaggernaut007/Nexus-MCP
Availability: InStock
Author: Various

by Various

Unified MCP server: hybrid search + code graph + semantic memory. 10 tools, <350MB RAM, fully local. No API keys.

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MCP

jaggernaut007/Nexus-MCP

Added 21 Sept 2026

#ai #ai-agent #ai-coding #claude #code-analysis #code-graph #code-search #hybrid-search

Overview

Nexus-MCP is a unified MCP server written in Python that combines hybrid search, code graph, and semantic memory into a single local tool. It provides 10 tools, runs fully offline with no API keys, and uses less than 350MB of RAM.

Best for

Best for
Developers who want a local, low-resource MCP server for code search and semantic memory

Use cases

Search codebases using hybrid search techniques
Map code structure and dependencies with code graph tools
Store and retrieve semantic memory across MCP sessions

How to use

Install

pip install nexus-mcp-ci

Tools exposed

NEXUS_EMBEDDING_MODEL
NEXUS_EMBEDDING_DEVICE
NEXUS_STORAGE_DIR
NEXUS_AUTO_WATCH
NEXUS_STALENESS_CHECK_INTERVAL
NEXUS_MAX_FILE_SIZE_MB
NEXUS_CHUNK_MAX_CHARS
NEXUS_MAX_MEMORY_MB
NEXUS_SEARCH_MODE
NEXUS_FUSION_WEIGHT_VECTOR
NEXUS_FUSION_WEIGHT_BM25
NEXUS_FUSION_WEIGHT_GRAPH
NEXUS_PERMISSION_LEVEL
NEXUS_RATE_LIMIT_ENABLED
NEXUS_AUDIT_ENABLED
NEXUS_TRUST_REMOTE_CODE
NEXUS_LOG_LEVEL
NEXUS_LOG_FORMAT
Re-ranking
IDE-agnostic

Tested with

Claude Desktop, Claude Code, Cursor, Windsurf, Cline, Continue

Notes

0 stars on GitHub. Last updated 2026-09-18.

Use cases

Search codebases using hybrid search techniques
Map code structure and dependencies with code graph tools
Store and retrieve semantic memory across MCP sessions

Pros

Fully local operation with no API keys required
Lightweight memory footprint under 350MB
Bundles 10 tools for search, graph, and memory in one server

Cons

Zero GitHub stars, so community validation is lacking
Vendor listed as Various, which may indicate unclear ownership or support
Limited to the 10 included tools, with no mention of extensibility

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.

Pros

Fully local operation with no API keys required
Lightweight memory footprint under 350MB
Bundles 10 tools for search, graph, and memory in one server

Cons

Zero GitHub stars, so community validation is lacking
Vendor listed as Various, which may indicate unclear ownership or support
Limited to the 10 included tools, with no mention of extensibility

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