Official monorepo of SDKs, CLI, and MCP servers for Sendmux email APIs across TypeScript, Python, Go, PHP, Rust, and Ruby.

Pixiv, in your terminal — a CLI, MCP server, and Go SDK for discovery, accounts, creators, collections, and downloads.

Markdown and OFM SDK w/ MCP server that transforms your Obsidian vault into an intelligent knowledge system

Host-agnostic bridge connecting Claude Code SDK to IM platforms (Telegram, Discord, Feishu)

Correction-first persistent memory for AI agents. MCP server + SDK + CLI. Compounds across sessions.

Open Source A2A Protocol Adapter SDK for Different Agent Frameworks and Harnesses

A Model Context Protocol (MCP) server for the Readwise Reader API, built with TypeScript and the official Claude SDK.

Human-like memory for AI agents — semantic, episodic & procedural. Experience-driven procedures that learn from failures. Free API, Python & JS SDKs, LangChain, CrewAI & OpenClaw integrations.

MCP server, CLI, and agent skills for Pipefy.

Connect your agent to the apps you already use - with or without Zapier.

Klavis AI: MCP integration platforms that let AI agents use tools reliably at any scale

Composio powers 1000+ toolkits, tool search, context management, authentication, and a sandboxed workbench to help you build AI agents that turn intent into action.