Best Semantic AI Skills & MCP Servers

Persistent intelligence infrastructure for agentic development

Prism Coder — Cognitive memory + tool-calling intelligence for AI agents. Mind Palace persistent memory (BFCL Gold Certified, 100% Tool-Call Accuracy, 54 Agent Skills, Zero-Search HDC/HRR retrieval, HRR Semantic Drift Detection across BCBA/Coding/AAC doma

Fleet discovery for the cyanheads MCP ecosystem — semantic search + install snippets.

Local RAG MCP Server - Easy-to-setup document search with minimal configuration

AINative ZeroDB MCP Server - 77 operations for vector search, quantum compression, NoSQL, dedicated PostgreSQL management, files, events, RLHF, and persistent memory for AI agents with enterprise security. All tools annotated with readOnly/destructive/ide

MCP server exposing sensegrep capabilities to AI coding assistants.

Codai Better Database - High-Performance Vector Memory System with HPKV-inspired architecture and MCP server

Agentic production system for Ableton Live 12 — 465 tools, 56 domains, 44 semantic moves. Device atlas (5264 devices, 120 enriched, 7 indexes), Splice intelligence (gRPC + GraphQL describe-a-sound + preview + collections + presets), 9-band spectral percep

SemanticOps MCP - Power BI MCP Server providing programmatic access to Power BI models via Model Context Protocol

Sciverse MCP server — exposes academic paper retrieval (search_papers / semantic_search / read_content) to MCP-compatible coding agents (Claude Code, Cursor, Codex CLI, Windsurf, ...).

Reduce Claude Code token usage by 70-90% with cross-session memory and four-layer optimization: semantic codebase indexing, PostToolUse tool compression, turn summarization, and session consolidation. MCP server powered by Ollama — zero API calls, runs en

Repo memory for coding agents. Local-first MCP for Claude Code, Cursor, Windsurf, and Codex CLI: symbol graph, blast radius, diff-aware review, and git-pinned decisions. MIT; no API keys or code upload.

Persistent, searchable memory for Cursor AI — You control what your AI remembers.

Local RAG MCP Server - Easy-to-setup document search with minimal configuration

MCP server for AI coding tools and agents. Provides semantic codebase context for Cursor, Claude Code, Codex, Copilot, Antigravity, and CLI workflows without requiring full file uploads.

Security scanner MCP server for AI coding agents. Prompt injection firewall, package hallucination detection (4.3M+ packages), 1700+ vulnerability rules with AST & taint analysis, LLM-powered semantic code review, auto-fix. For Claude Code, Cursor, Windsu

MCP server for semantic Java code analysis, built on Eclipse JDT. Provides 63 tools for navigation, refactoring, and code intelligence.

Org-wide persisted memory for AI coding agents via AWS Bedrock AgentCore. MCP server with short-term session events, long-term semantic search, and user/project/org namespaces.

MAMA MCP Server - Memory-Augmented MCP Assistant for Claude Code & Desktop

Cognitive architecture for persistent AI agent memory. Knowledge graph with learning retrieval, ACT-R decay, and spreading activation. Markdown-native, local-first, zero cloud. MCP server + CLI.

VidLens MCP — video as a queryable local asset for AI agents. 45 tools across YouTube, social video URLs, local media, semantic search, transcription, and visual search.

Durable, private, time-aware memory engine for long-running AI agents

Your Claude Code sessions don't have to start from scratch anymore — SpecMem gives your AI real memory. It won't forget your conversations, your code, or your architecture decisions between sessions. That's the whole point. Semantic code indexing that act

Let Claude, Cursor, or any MCP client see and operate your Windows 10/11 desktop. 29 tools for screenshots, UI Automation, Chrome CDP, keyboard/mouse, terminal, with semantic discover-then-act targeting and per-action perception guards that avoid wrong-wi