Memory & Knowledge MCP Servers for Perplexity

Recall anything across your tools — local-first semantic search MCP server + CLI for Claude Code, Cursor, and any MCP client.

Model Context Protocol (MCP) server for Notion

Bounded working memory for coding agents — typed nodes, current-vs-stale state, MCP-mountable.

A Model Context Protocol server that automatically maintains structured, domain-specific memory documents for focused projects

A local MCP memory service that automatically records as AI writes code, running entirely locally without needing an API key.

Persistent memory for Claude via Synapse API

This MCP server provides a simple yet powerful way for AI agents to maintain state and context across multiple conversations or when

MCP server for tibet-voice-cache — give any AI client persistent voice conversation memory

Universal AI Context Engine — local-first shared project memory served to any MCP-capable AI assistant.

Zero model drift between AI agents. Session continuity for Claude, GPT, Gemini, and any LLM.

Bookmark and link manager for AI agents with tags, categories, and search. Reads free, writes require Veyra.

Persistent note system with tags and search for AI agents. Reads free, writes require Veyra.

Local-first persistent memory MCP server with PARA + Zettelkasten + SQLite FTS5

MCP server for tracking AI agent progress across projects

Athar — AI-powered programming lesson memory with spaced repetition. An MCP server that captures lessons from coding sessions and helps you

MCP Server for Baozhibao (Never Expire Assistant) - supports agents managing items via API Key

Enhanced MCP server for Capacities with read object content support

MCP server for Cecilia's Notes — write notebooks from any AI agent

ClawMemory MCP Server - AI memory management for Trae, Claude Desktop, Cursor, Windsurf

Agent-agnostic persistent memory for AI assistants, backed by your own Google Drive

Shared memory for coding agents: projects, reusable code, sessions and commits across machines