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. io.github.paperdavid/manoma
   MCP server for soul.md — your portable AI identity layer across every LLM.
2. xkcd Comic Suggester
   Suggests a relevant xkcd comic during a conversation, via semantic search over every comic.
3. io.github.parallelromb/smara
   Persistent cross-platform memory for AI agents with Ebbinghaus decay scoring.
4. Parseable ★ 4
   Model Context Protocol server for Parseable. Lets LLMs discover and query Parseable.
5. io.github.parth-unjiya/odoo-mcp-gateway ★ 4
   Security-first MCP gateway for Odoo 17/18/19 — YAML-driven security, 27 tools
6. AgentDilemma
   Submit a dilemma for blind community verdict with reasoning to improve low confidence
7. Mneme ★ 7
   Memory layer for AI coding assistants. Indexes git history + code, exposes via MCP.
8. io.github.pcas-io/plexus
   Typed on-prem knowledge graph for AI agents — read-only for humans, write-only for agents via MCP.
9. Penfield Memory ★ 6
   Persistent memory and knowledge graphs for AI agents. Hybrid search, context checkpoints, and more.
10. Perforce Agentic Gateway ★ 12
    Local MCP gateway that proxies AI clients to many MCP servers with a token-efficient code mode
11. Nynch MCP Server
    CRM, relationship intelligence, and multi-agent orchestration for AI agents.
12. TokenSqueezer LLM Token Compressor
    x402-gated LLM token compressor: strip filler, collapse JSON, densify prose. Paid in USDC.
13. Palinode ★ 37
    Git-versioned markdown memory for AI agents: save, search, compact, lint, and audit.
14. io.github.phillipclapham/anneal-memory ★ 11
    Two-layer memory for AI agents with an immune system. Zero dependencies.
15. io.github.photoxpedia/bolor-brain-mcp ★ 2
    Cognitive architecture MCP server with memory, learning, and contextual understanding
16. Fodda Knowledge Graphs ★ 1
    Expert-curated knowledge graphs for AI agents — retail, beauty, sports, plus institutional data
17. io.github.pilot-protocol/pilot-mcp ★ 1
    Your agent's overlay network. 435 specialist agents + P2P A2A messaging on a 190k-node network.
18. io.github.pinchwork/pinchwork ★ 11
    Agent-to-agent task marketplace with credit escrow and reputation tracking.
19. Pinchwork MCP Server ★ 11
    MCP server for Pinchwork - an agent-to-agent task marketplace with credits-based economy
20. io.github.pintomatic/kernal-mcp ★ 2
    Graph-native memory for AI agents: a knowledge graph built from conversation, via MCP.
21. Diffbot
    Diffbot MCP — Knowledge Graph company enrichment + web content extraction (diffbot.com)
22. Huggingface
    Hugging Face Hub MCP — models, datasets, spaces
23. Jina Reader
    Jina AI Reader/Search MCP — turn any URL into clean LLM-ready markdown, plus web search.
24. Monarch Initiative
    Monarch biomedical knowledge graph — diseases, phenotypes, genes, variants
25. Opentargets
    Open Targets MCP — disease/target/drug knowledge graph.
26. io.github.pixelx-jp/plateau-creative-mcp ★ 31
    PLATEAU 3D city data as scene-editing and glTF export tools for creative LLM agents.
27. Honcho ★ 7,139
    Memory that reasons: continual learning for stateful agents. Better context, fewer tokens.
28. io.github.plur-ai/plur ★ 274
    Open, local-first engram memory for AI agents: read, correct, delete; shared over MCP.
29. GPU MCP Server ★ 15
    NVIDIA GPU metrics as MCP tools — utilization, memory, temperature, power. Supports MIG.
30. io.github.pmgarg/cgraphy
    Code knowledge graph over MCP: token-budgeted context for AI coding agents.
31. thread-keeper ★ 12
    Multi-agent shared brain across Claude, Codex, Antigravity, Gemini, Copilot, and VS Code.
32. io.github.polydev-ai/polydev
    Query GPT-5, Claude, Gemini, and Grok simultaneously through one MCP server
33. io.github.portel-dev/ncp ★ 98
    N-to-1 MCP Orchestration. Unified gateway for multiple MCP servers with intelligent tool discovery.
34. Weasley DeepMind ★ 3
    Secure, fragment-based long-term memory for MCP-compatible AI agents.
35. io.github.pouyahasanamreji/continuum ★ 110
    Shared memory + orchestration for your coding agents. Local-first MCP, vector RAG.
36. MemoraEU
    Zero-knowledge persistent memory layer for AI agents. Encrypted client-side, hosted in France.
37. MemoraEU ★ 1
    Zero-knowledge persistent memory for Claude — encrypted, semantic search, EU hosted.
38. VenuVidya — Carnatic Flute Study Guide
    Kannada/English Carnatic flute KSGMS syllabus — search lessons, log practice, ask a RAG guru.
39. io.github.pragneshbagary/memex ★ 3
    Persistent session memory for Claude Code. Local SQLite, no LLMs, no network.
40. io.github.pree-dew/mcp-bookmark
    MCP Server for adding bookmarks in openai RAG
41. io.github.primeline-ai/kairn ★ 13
    Local-first knowledge engine for AI agents: memory, graph, and recall over MCP.
42. io.github.promptwheel-ai/logbook ★ 3
    Local Git-history memory for coding agents: reverts, suppressions, hotspots, and annotations.
43. io.github.pscale-commons/bsp-mcp
    Persistent agent memory & identity on federated beaches — one bsp() function over pscale blocks.
44. io.github.pscale-commons/pscale-biome
    A place, not an API: public 0-9 block commons — spark(), agent-to-agent meet, model-free text RPG.
45. Codexbox
    Self-hosted MCP server: run OpenAI Codex CLI prompts and manage workspace files.
46. Talkies ★ 5
    Self-hosted MCP server for speech: ASR transcription, TTS synthesis, and file staging tools.
47. PubNub MCP Server ★ 33
    PubNub Model Context Protocol MCP Server for Cursor and Claude
48. AI Visibility Index
    AI visibility rankings for 104 Japanese EC companies across ChatGPT, Claude, Gemini, Perplexity.
49. modelmux
    Model multiplexer — route tasks to Codex, Gemini, and Claude CLIs with smart routing.
50. io.github.purmemo-ai/purmemo ★ 2
    AI memory across Claude, ChatGPT, Gemini, and Cursor. Save, search, and recall context everywhere.