Memory layer for agents: plugins for Claude Code, Codex, Cursor and OpenCode, plus a CLI and SDKs that carry context across sessions
Plugins
Anthropic's plugin marketplace for Claude Code: in-house plugins plus vetted third-party ones, installed via /plugin
An engineering system for coding agents: 68 agents, 292 skills, hooks, memory, rules and the AgentShield security scanner
A persistent memory plugin: stores observations from agent sessions and injects relevant context into new ones
Plugin marketplace and CLI for Claude Code: agent swarms, background workers, vector memory, security review and test generation
MAX channel for Claude Code
claude-max-messenger-plugin
A Claude Code channel plugin for MAX messenger via Bot API: message the bot and Claude answers from the terminal, with pairing-code access
Claude Code channel plugin: chat with an agent session through a VK community from mobile or web
The Cursor plugin specification and official plugins: skills, rules and MCP for workflows and third-party services
Orchestrator plugin for OpenCode and Codex CLI: multiple agents, hooks, built-in MCPs, ultrawork mode and hash-anchored edits
Knowledge-graph memory for agents: Claude Code and Codex plugins, an MCP server and a Python library