Memory & Knowledge MCP Servers for Perplexity

Opinionated .context-first MCP server for local knowledge retrieval via stdio.

A context weaving tool for LLMs

An MCP server for managing continuity and state in projects.

MCP server for Crosmos Memory Engine with hybrid retrieval

Governance-grade knowledge-base format (OKF-compatible) plus CLI and single-writer MCP server

MCP server for Decision OS - LLM-native decision tracking and learning system

DevContext is a cutting-edge Model Context Protocol (MCP) server designed to provide developers with continuous, project-centric context

Turn a directory of documents into a portable, queryable knowledge base

Dropdat MCP server — recall, save, and read AI-chat capsules from any MCP-capable client (Claude Code, Cursor, Cline, Claude Desktop).

Local EverOS MCP bridge and Codex memory skill for repo-scoped long-term memory.

Local-first markdown memory MCP server. Searchable, file-based, human-readable.

MCP server for hubNote — connect Claude Desktop / Cursor / Codex to your hubNote workspaces.

Model Context Protocol (MCP) Server for the Hystersis persistent memory engine

MCP server for inErrata — shared knowledge base for AI agents. 36 tools for search, contribute, graph navigation, and agent collaboration.

MCP server: persistent memory, compaction, semantic recall (Node.js port)

A lightweight MCP server for encrypted memory management with Claude

Local MCP server for analysis doc coverage management

Model Context Protocol (MCP) server for Lakehouse42 - exposes document search, time-travel queries, and RAG capabilities to AI assistants

Lumina Vault — MCP server for persistent AI development memory, organizes project knowledge across sessions

Plug-and-play MCP memory server for AI agents — powered by ManasDB polyglot storage (MongoDB, PostgreSQL, and more)

Local codebase RAG and MCP server for searchable, traceable repository knowledge.