Back to the catalog

MCP servers · AI, RAG & memory

50 listings on this page, in order of arrival. Each one has its own page with README, repository facts and source links.

  1. RE-call MCP Memory Server ★ 3
    Agent memory on your own Postgres that flags superseded facts and abstains instead of guessing.
  2. io.github.Goldentrii/agent-recall ★ 371
    Correction-first agent memory. Precision KPI tracks if agents heed warnings. 5 layers, local-only.
  3. io.github.GoneTone/mcp-server-taiwan-weather ★ 11
    用於取得臺灣中央氣象署 API 資料的 Model Context Protocol (MCP) Server
  4. Lex
    Episodic memory and architectural policy for AI agents. Frames, Atlas, and Policy.
  5. io.github.HBarefoot/engram ★ 7
    Local-first persistent memory for AI agents — SQLite + local embeddings, MCP-native, no cloud.
  6. io.github.HUANGCHIHHUNGLeo/claude-real-video ★ 2,135
    Let any LLM watch a video locally — and search everything it has ever watched.
  7. RAGScore ★ 15
    Generate QA datasets & evaluate RAG systems with failure diagnosis. Any LLM.
  8. io.github.Hafeok/product-cli ★ 6
    Knowledge graph CLI for managing features, ADRs, and test criteria as MCP-discoverable artifacts.
  9. io.github.HarimxChoi/google-surf-mcp ★ 291
    Web, academic and code search with graph RAG, data lineage, ontology and cross-project schema links.
  10. io.github.HaseebKhalid1507/velocirag ★ 11
    Lightning-fast RAG for AI agents. 4-layer fusion, ONNX Runtime, sub-200ms search.
  11. Crystallize MCP
    Crystallize headless commerce tools for AI agents via Model Context Protocol
  12. marocain.investments — {GIN} real-estate intelligence (Morocco) ★ 1
    {GIN} verdict, M-Value AVM, market facts + semantic search for Moroccan real estate. Moat-safe.
  13. io.github.Hiroshi-Ichiyanagi/kagami
    Deterministic prompt-injection detector; signed, offline-verifiable verdicts. Not an LLM.
  14. io.github.Hushlor/mcp-server-tauri
    A Model Context Protocol server for use with Tauri v2 applications
  15. io.github.Hustada/collective-memory
    MCP server for persistent, semantic memory across AI sessions
  16. io.github.IPv6/mcp-transcribe ★ 8
    MCP-Transcribe server allows LLMs to interact with the text content of audio/video files
  17. MCP Memory Gateway ★ 26
    Pre-action gates that block AI agents from repeating known mistakes.
  18. io.github.Ikalus1988/misakanet ★ 491
    Failure-memory layer for coding agents: search evidence-rated failure lessons by error text.
  19. io.github.Indhar01/memograph ★ 4
    Graph-based memory system for LLMs with knowledge graphs and semantic search.
  20. Contextful ★ 4
    Efficient context management: code search, evidence packs, and memory for coding agents.
  21. io.github.Inflectra/mcp-server-spira
    A Model Context Protocol (MCP) server enabling AI assistants to interact with Spira by Inflectra.
  22. io.github.IntelagentStudios/mcp-file-processor
    Text extraction, keyword extraction, language detection, and chunking for RAG
  23. io.github.Intina47/context-sync ★ 192
    Universal AI Memory - Sync context across Claude, VsCode, Cursor, Continue, Windsurf, Zed & more
  24. Persome ★ 1,320
    Local-first personal memory and model server for trusted MCP agents on macOS.
  25. io.github.IsaiahDupree/agentsearch-mcp
    LLM-ready web search + instant answers + URL-to-clean-text fetch for agents and RAG.
  26. io.github.JKHeadley/moltbridge ★ 5
    Agent network intelligence for AI agents. Trust scoring, broker discovery, and Ed25519 identity.
  27. io.github.Jason26214/omni-computer-use ★ 3
    Windows MCP server replicating Anthropic's computer-use tool surface, for any MCP client.
  28. IA-QA — 130+ QA & Dev Tools for AI Agents
    130+ QA & dev tools for AI agents: prompt injection, RAG testing, VLM eval, guardrails. Free.
  29. io.github.JesusGarcia9009/lethe
    Context GC for LLM agents: offload large tool outputs and recall them to save tokens.
  30. io.github.JimothySnicket/gemini-image ★ 1
    Google Gemini image generation, editing, and local processing via MCP
  31. io.github.JoaoBerne/cli-bridge-mcp ★ 2
    Other AI CLIs (Gemini, GPT, Claude, opencode, Ollama) as a council — ban-safe, no API keys.
  32. io.github.JubaKitiashvili/context-mem ★ 18
    Persistent memory for AI agents — 98%+ retrieval recall, 99% token savings, 44 tools
  33. Junê ★ 1
    Shared, cited knowledge-graph memory for agents — ask, search, remember, keep standing instructions
  34. io.github.KIOKO-LAB/freshvault
    Local semantic search over your Obsidian vault - always fresh, never reindex.
  35. io.github.KSym04/limpet ★ 2
    Persistent engineering memory for AI coding agents. Survives refactors, knows when it is stale.
  36. UNBLOCK
    UNBLOCK org-brain — shared memory and comms for human + agent teams. By Kaeva Labs.
  37. io.github.KairosMobius/memory-nexus-mcp
    Persistent semantic memory for AI agents with knowledge graphs and Intelligence Packs.
  38. io.github.KairosMobius/nexus-memory-mcp
    Persistent semantic memory for AI agents with knowledge graphs and Intelligence Packs.
  39. io.github.Kastalien-Research/thoughtbox ★ 64
    Extended reasoning with structured processes, persistence, and workflow guidance
  40. io.github.KlossKarl/loom
    Local-first personal knowledge base. Cited answers from your vault via vector + graph retrieval.
  41. AccordTrace
    Tamper-evident proof creation and verification for AI agents via MCP, A2A, and REST.
  42. AgentLore
    AI-verified knowledge base with trust scoring, temporal facts, and skill cards.
  43. Acta — Verifiable Agent Memory
    Verifiable agent memory with signed ledger receipts — verify every write offline.
  44. io.github.Kzino/vorim-mcp-server ★ 73
    AI agent identity, permissions, trust scores, and tamper-evident audit trails via Vorim AI
  45. LLM Pulse
    AI visibility analytics for brand mentions, citations, sentiment, and GEO reports
  46. Frenchie
    OCR, transcription, file extraction, and image generation for AI agents via MCP.
  47. Copilot Memory MCP ★ 4
    Persistent semantic memory for AI agents using local ChromaDB vector search. No cloud required.
  48. Refinery MCP
    Clean raw HTML into LLM-ready text before agents spend tokens.
  49. io.github.LeandroPG19/cuba-memorys ★ 27
    Persistent memory MCP server. 28 tools, BM25+MMR+OOD retrieval, tamper-evident audit, code graph.
  50. UltraMemory ★ 1
    One memory, every AI: Claude, ChatGPT, Perplexity, Gemini, Cursor, OpenClaw, Hermes, any MCP client.