MCP Catalog

io.github.Anandb71/arborOfficial

The Graph-Native Intelligence Layer for Code.

io.github.AperionAI/shieldOfficial

Local guardrail proxy that blocks destructive MCP tool calls, rug pulls, and tool poisoning

io.github.Battam1111/mycoOfficial

Agent-first cognitive substrate: 20 verbs + 50 lint dims over a self-validating graph.

io.github.DioNanos/mcp-crewd-rsOfficial

Cell fabric daemon: spawn and coordinate Claude/Codex/pi worker cells over MCP. Audited.

io.github.ExpertVagabond/guardrailsOfficial

AI Agent Guardrails MCP server - security layer

io.github.ExpertVagabond/volcengineOfficial

ByteDance Volcano Engine (Doubao) MCP server

io.github.JuzzyDee/audio-analyzerOfficial

Gives LLMs ears. Spectral, harmonic, rhythm, stereo, and structural audio analysis.

io.github.SamoraDC/tetradOfficial

Quadruple consensus MCP server for code validation using Codex, Gemini, and Qwen

io.github.alphaonedev/ai-memoryOfficial

Persistent memory for any AI — zero token cost until recall

io.github.aranajhonny/vlk-coreOfficial

Stateful memory for AI agents. Temporal awareness, error loop detection, and preventive constraints.

io.github.ashfordeOU/kshana-mcpOfficial

Run the validated Kshana PNT-resilience simulator (orbits, frames, GNSS, fusion) from an AI agent.

io.github.bierlingm/spikesOfficial

UI feedback for AI-assisted building. Click elements, rate them, agents triage via MCP.

io.github.cdnsteve/remembrallmcpOfficial

Persistent knowledge memory for AI agents. Hybrid search, code graph, pgvector.

io.github.cyberlife-coder/velesdb-memoryOfficial

Offline agentic memory: remember/recall/relate/forget/why over a fused vector+graph+columnar engine

io.github.elisymlabs/elisym-mcpOfficial

AI agent discovery, marketplace, messaging, and payments on Nostr — no platform, no middleman

io.github.elisymprotocol/elisym-mcpOfficial

AI agent discovery, marketplace, messaging, and payments on Nostr — no platform, no middleman

io.github.eralpozcan/vision-squeezerOfficial

Cut vision-LLM token costs by snapping images to tile boundaries — Claude, GPT, Gemini, Llama, Qwen

io.github.fkiene/llmtrimOfficial

MCP server and proxy that compresses LLM prompts, tool output, and replies to cut token cost.

io.github.gambletan/cortexOfficial

Local-first AI memory engine — 4-tier memory, people graph, Bayesian beliefs. Encrypted, 62µs.

io.github.jxoesneon/gemini-audio-mcpOfficial

High-performance audio, music, and voice generation MCP server for Gemini 2.5 and Lyria 3.

io.github.kael-bit/engramOfficial

Hierarchical memory for AI agents. Three-layer (buffer/working/core) with decay and promotion.

io.github.lacausecrypto/sophonOfficial

Honest token economics for MCP agents. 68% tokens saved, zero-ML Rust binary.

io.github.major7apps/pensyveOfficial

Universal memory runtime for AI agents — episodic, semantic, and procedural memory.

io.github.maxkle1nz/m1ndOfficial

The shell around your coding agent: a neuro-symbolic code graph with calibrated trust, via MCP.