Notes & Knowledge MCP servers

Knowledge graph-based persistent memory for maintaining context.

Up-to-date code documentation for LLMs and AI code editors.

Hindsight: long-term memory for AI agents modeled on human memory.

Memory manager for AI apps and agents using graph and vector stores, with ingestion from many data sources.

Provides AI assistants with direct access to Mastra.ai's complete knowledge base.

Turn docs, GitHub repos, PDFs, videos, Confluence, Notion and Slack/Discord into AI skills and RAG knowledge, exportable to vector databases like Qdrant.

Semantic search across Sui documentation and knowledge sources, powered by kapa.ai

Search, read, create and manage Confluence and Jira content, supporting Confluence Cloud, Jira Cloud and Jira Server/Data Center.

Local-first AI memory: a semantic knowledge graph of Markdown files that humans and LLMs both read and write, with optional cloud sync and team workspaces.

Self-hosted Markdown knowledge base with a web UI: search, read, create, edit, tag and template notes.

Compile documents into a persistent, cited knowledge wiki for AI agents. CLI, MCP server, and TypeScript SDK.

GitLab MCP server for projects, merge requests, issues, pipelines, wiki, releases, and more.

Memory service with semantic search, persistent storage and autonomous memory consolidation.

Markdown knowledge base as agent memory. Runs against the notes directory it is started in.

Safe read/write access to Obsidian vaults: search, batch operations, tag management and frontmatter handling.

RAG platform combining Graph RAG, vector search and full-text search for building knowledge graphs and context engineering.

Read and search a folder of Markdown notes: search, backlinks, tags, tasks, outlines, git history.

Local memory over session histories from Claude Code, Codex CLI and opencode: lexical search, session-start auto-recall, secret redaction and SSH sync.

Connect to Atlassian Jira, Confluence, Loom, and more to search, create, and manage your work.

Query and summarize your chat messages with AI prompts.

Ontology engineering for OWL, RDF and SPARQL: validate, query, diff, lint, version and govern knowledge graphs on an Oxigraph triple store.

Local memory daemon with episodic, semantic and procedural tiers, SQLite and hnswlib storage, sleep-cycle consolidation and AES-256-GCM encryption at rest.

Local-first memory for coding agents: records issues, failed attempts, fixes and decisions, re-injects them and warns at git commit before a repeated mistake.

Persistent memory with knowledge graph visualization, semantic/hybrid search, cloud sync (S3/R2) and cross-session context management.

Read, write, search, and surgically edit Obsidian notes, tags, and frontmatter via MCP.

Local-first cognitive agent memory with FSRS-6 scheduling, smart ingest, SQLite storage, portable sync, an embedded dashboard and optional hooks.

DocsAgent MCP server for your knowledge base — Zotero, Obsidian, and Apple Notes (macOS) over a resident native C++ search core (BM25 + passage retrieval, mixed search; stdio + Streamable HTTP)

DocsAgent MCP server for your knowledge base — Zotero, Obsidian, and Apple Notes (macOS) over a resident native C++ search core (BM25 + passage retrieval, mixed search; stdio + Streamable HTTP)

Official MCP server for Anytype API - your encrypted, local and collaborative wiki.

Failure-memory layer for coding agents: search evidence-rated failure lessons by error text.

MCP server for Anki flashcards: adaptive review, notes, media, and deck management via AnkiConnect.

Anki integration for managing notes and decks through natural language.

Mem0-compatible long-term and multimodal agent memory: character-isolated profiles, semantic deduplication, optional local stack and video memory with QA.

Context control layer for coding agents: compression, prompt-prefix stabilization for caching, cheaper-model routing, local hallucination checks and memory.

Team knowledge base turning Slack, Discord, Teams and Mattermost chats into a knowledge graph and wiki with cited answers, semantic search and expert finding.

Local document search: semantic search over PDF, DOCX, TXT and Markdown files with LanceDB vector storage and local embeddings.

Ingest content from Slack, Discord, websites, Google Drive, Linear or GitHub into a Graphlit project, then search and retrieve relevant knowledge.

Persistent cross-session agent memory that surfaces the most relevant past memories using the Intelligent Distance Protocol.

Graph-based memory focused on AI role-play and story generation.

Cognitive agent memory with Hebbian learning, a three-tier architecture and knowledge graphs, running offline on edge devices.

Loads a personal profile mined from your local Claude Code, Codex and OpenCode logs so agents work the way you do.

Offline RAG for Claude Code with hybrid BM25 and semantic search, cross-encoder reranking, Markdown-aware chunking and query expansion.

Convert Markdown into interactive markmap mind maps with PNG/JPG/SVG export and live browser preview.

Persistent agent memory with Ebbinghaus-style decay, hybrid BM25/vector retrieval, entity graph for multi-hop reasoning, auto-pruning and a browser dashboard.

Local institutional memory for agents where BFT consensus among validators approves every memory before it is committed.

MCP server for Yuque — expose your knowledge base to AI assistants.

Local-first persistent memory for coding agents with semantic search, auto-capture, cross-session learning and intelligent forgetting.

Integrates with Notion's API to manage personal todo list