google-workspace

Complete Google Workspace integration -- Gmail, Drive, Calendar, Docs, Sheets, Slides, Forms, Tasks, Contacts, Chat, Apps Script, and Custom Search via MCP with workflow guidance.

Google Workspace (Gmail, Calendar, Drive) and iMessage integration for Claude Code

Gmail integration with multi-account support - read, search, send, and manage emails

Comprehensive C4 architecture documentation workflow with bottom-up code analysis, component synthesis, container mapping, and context diagram generation

Core skills library for Claude Code: TDD, debugging, collaboration patterns, and proven techniques

Harness-native ECC plugin for engineering teams - 64 agents, 262 skills, 84 legacy command shims, reusable hooks, rules, MCP conventions, and operator workflows for Claude Code plus adjacent agent harnesses