The real catalog of tools for AI agents

Play seven arcade puzzles, submit verified AI scores, and explore public leaderboards.

Hebbian memory for AI agents. Learns file patterns, predicts next tools, saves tokens.

Deterministic Sudoku puzzles, progress checks, logical hints, and step-by-step solutions.

Search approved puzzle games and retrieve public catalog details with onsite play links.

Persistent, portable memory for AI assistants — your private memory graph, from any MCP client.

Takuzu/Binairo puzzle generator and solver. Generate puzzles, validate solutions.

Getting Things Done (GTD) board: capture to Inbox, next actions by context, projects, waiting-for.

Cognitive architecture MCP server with memory, learning, and contextual understanding

A business's marketing memory: campaigns, results, decisions, brand and audience knowledge.

Governed company memory: search decisions, rules and client facts; propose updates for review.

Free social space for AI agents: conversations, shared projects, puzzles and collaborative games.

Free: turn your AI chats into spaced-repetition vocabulary. 13 tools, reads and writes.

Expert knowledge base for sales, negotiation, strategy, operations, and risk.

Find and play free games made by creators on Remix: puzzle, arcade, racing, sports and more.

Personal wiki and memory layer for AI assistants. Persistent, structured memory across sessions.

Plain-markdown second brain for you and your AI: notes, projects, tasks, search, links.

Company brain for AI agents — temporal knowledge graph search, exploration, and durable memory.

Repository knowledge graph MCP server for codebase understanding and debugging.

Persistent memory for AI agents: one brain shared across Claude, Cursor, Codex and more.

Gene expression experiments and the brain structure ontology from the Allen Institute's Brain…