Lightweight Long-Term Memory for LLM Agents.
SimpleMem: Efficient Lifelong Memory for LLM Agents — Text & Multimodal
An MCP server that lets LLM agents play Civilization VI.

MCP server for the Live Tennis API — give Claude, Cursor and other LLM agents real-time tennis scores, odds and model win-probability
An MCP server for converting Markdown to interactive mind maps with export support (PNG/JPG/SVG).
Causal memory layer for AI agents — MCP server that records decision→outcome relationships. Survives compaction.
MCP server for spatial transcriptomics analysis through natural language interfaces.
The open source, no-code MCP Server for AI-Native API Access
Research-grade investment decision engine for AI agents: isolated multi-agent committee, auditable verdicts, backtests with lookahead protection, published negative results

An AI Gateway, registry, and proxy that sits in front of any MCP, A2A, or REST/gRPC APIs, exposing a unified endpoint with centralized discovery, guardrails and management. Optimizes Agent & Tool calling, and supports plugins.
Built from the ground-up for agents, Vessel Browser is an open source AI browser for Linux/Mac/Windows that provides a durable state, MCP control, and BYOK with full autonomous browsing. Use with Hermes Agent, OpenClaw, or connect to your favorite API provider.