ragieai/mcp-server D MCP Server Stale
ragieai/ragie-mcp-server
Retrieve context from your [Ragie](https://www.ragie.ai) (RAG) knowledge base connected to integrations like Google Drive, Notion, JIRA and more.
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Knowledge & Memory
271 MCP servers and agent skills in the Knowledge & Memory category, ranked by quality score.
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AntonioTF5/soul-mcp-server D MCP Server Stale
AntonioTF5/soul-mcp-server
Validate and generate SOUL.md agent identity files from Claude Desktop. SOUL.md is the open format for persistent AI agent identity — personality, voice, values, and behavioral constraints in a machine-readable YAML file.
ShipItAndPray/mcp-memory D MCP Server Stale
ShipItAndPray/mcp-memory
Smart memory with exponential decay. Memories strengthen on access and fade when unused — solving the Karpathy problem of unbounded context growth. 7 tools, SQLite-based, zero dependencies.
darktw/usecortex-mcp D MCP Server Stale
darktw/usecortex-mcp
Persistent knowledge memory for AI agents. Two-way flow: read context into projects and write discoveries back. Structured by topic with AES-256 encryption.
giuliohome-org/doc-manager D MCP Server Stale
giuliohome-org/doc-manager
Personal document vault on Azure Blob Storage with a built-in MCP server. Client-side AES-256-GCM zero-knowledge encryption: encrypted docs stay opaque to Claude, plaintext docs are fully readable, writable, and searchable from chat.
AgentBase1/mcp-server D MCP Server Stale
AgentBase1/mcp-server
AgentBase: open registry of agent instruction files for AI agents. Search and retrieve system prompts, skills, workflows, domain packs, and safety filters via MCP tools. 44 files, CC0-licensed, free.
SubDownload/subdownload-mcp D MCP Server Stale
SubDownload/subdownload-mcp
YouTube knowledge base for AI agents. Summarize videos, fetch full transcripts (including videos without captions, via AI ASR), search channels and playlists, and save everything into a per-user knowledge base for cross-session recall. OAuth 2.1 with Dynamic Client Registration. Hosted at [subdownload.com](https://subdownload.com?utm_source=gthb_awesome_9jqqed&utm_medium=code&utm_campaign=Awesome)
AgentModule/mcp F MCP Server Stale
AgentModule/mcp
Agent-native knowledge infrastructure. Deterministic, vertical-specific knowledge bases engineered for autonomous agent consumption via MCP. Ethics module (22 modules, EU AI Act mapped) included with every membership. Free 24hr ethics trial.
mercurialsolo/counsel-mcp F MCP Server Stale
mercurialsolo/counsel-mcp
Connect AI agents to the Counsel API for strategic reasoning, multi-perspective debate analysis, and interactive advisory sessions.
idapixl/algora-mcp-server F MCP Server Stale
idapixl/algora-mcp-server
Browse and search open-source bounties on Algora. 5 tools: list, search, filter by org/tech/amount, get top bounties, aggregate stats. No API key required.
andreas-roennestad/openhive-mcp F MCP Server Stale
andreas-roennestad/openhive-mcp
Shared knowledge base where AI agents search and post problem-solution pairs. Agents query before solving, post after resolving. Semantic search via pgvector, duplicate detection, auto-scoring. `npx openhive-mcp`, Free to use