Memory & Knowledge MCP Servers

Tropicalia MCP server for AI Agents

MCP360 Unified Gateway - Access all MCP servers through a single unified interface with search and execute capabilities

A production-ready MCP server containing multiple embedded servers (filesystem, web-search, database, calculator, system)

MCP server for graph-aware Obsidian vault traversal

MCP server for the Verbatim platform — collection-aware paper search and RAG

MCP server for walnut structured context — read, save, and manage walnuts from any MCP client

Personal, passkey-protected memory for Claude, Codex, and other MCP clients

Deterministic, token-minimal agent memory: multi-hop [[wikilink]] recall with no LLM in the loop.

MCP server for enabling memory of multiple projects for through a knowledge graph

Dynamic MCP server for the Yantrix API portfolio — 30+ tools across research, memory, language, legal, security, intelligence, and more.

Persistent memory for AI agents — pgvector + BM25 keyword search with RRF fusion, credential scrubbing, auto-consolidation.

Local-first MCP server + CLI that gives terminal AI agents an endless semantic memory via Anchored Compacting, keeping the context window

NVIDIA Nemotron + Perplexity Sonar as knowledge graphs — 2 domains, 83 nodes. MCP-native.

A local typed-edge graph of people, projects, and decisions that externalises memory.

MCP server for agent-safe Obsidian vault access with lint validation

Persistent memory for AI agents — local JSON, zero config, no server required.

Cross-agent handoff: the next coding agent starts from the last one's facts, not a blank page.

[DEPRECATED - use EchoVault] MCP Server for AI memory with PostgreSQL

28-layer cognitive substrate with cross-session ToT evolutionary memory and self-telemetry tools

Provenance-first research memory with hash-bound evidence and a fail-closed eligibility gate.

AgentKnowledgeMCP - Advanced Knowledge Management for AI Agents