Plugins

Anthropic's plugin marketplace for Claude Code: in-house plugins plus vetted third-party ones, installed via /plugin

Anthropic's official plugins for knowledge work roles: sales, support, product, marketing, legal, finance, data and enterprise search

A Google plugin for spec-driven development: project context, a spec and a plan before code, then implementation that follows the plan

A plugin that builds a knowledge graph of a codebase or wiki and opens an interactive dashboard with search, tours and diff impact

A large library of skills, agents and commands by domain: engineering, marketing, product, compliance, C-level advisors and research

A local browser UI to annotate agent plans and review diffs, then send the feedback back to the agent

A set of business, marketing, UX and code skills based on well-known books, plus step-by-step metaskill journeys

A 15-minute forced-choice session with your agent that produces a startup positioning statement and a proof plan

The Cursor plugin specification and official plugins: skills, rules and MCP for workflows and third-party services

A Gemini CLI extension for working with Google Docs, Sheets, Slides, Gmail, Chat, Calendar and Drive from the terminal

A design skills pack for agents: research, UX strategy, design systems, UI, interaction, prototyping and visual critique

A plugin marketplace for product managers: discovery, strategy, PRDs, launch, growth and audits of AI-built code