circleback

Apple-native MCP server with production governance built in — HMAC-chained audit log, per-call HITL, OAuth 2.1 + Resource Indicators, scope gate, rate limit, emergency stop file. 272 tools across 29 modules: Calendar, Notes, Mail, Reminders, Contacts, Messages, Music, Finder, Safari, Photos, Maps, Podcasts, Weather, iWork, Google Workspace, Apple Intelligence, UI Automation, Shortcuts, Context Memory. Native Swift bridges into EventKit, HealthKit, PhotoKit, Vision, Foundation Models. macOS local-first, multi-client (Claude, Codex, opencode, Gemini CLI, Antigravity, Cursor, Zed, Cline, ChatGPT MCP Apps).

Upstash Context7 MCP server for up-to-date documentation lookup. Pull version-specific documentation and code examples directly from source repositories into your LLM context.

Upstash Context7 MCP server for up-to-date documentation lookup. Pull version-specific documentation and code examples directly from source repositories into your LLM context.

Permanent coding companion for Claude Code — survives any update. MCP-based terminal pet with ASCII art, stats, reactions, and personality.

Official GitHub MCP server for repository management. Create issues, manage pull requests, review code, search repositories, and interact with GitHub's full API directly from Claude Code.

GitLab DevOps platform integration. Manage repositories, merge requests, CI/CD pipelines, issues, and wikis. Full access to GitLab's comprehensive DevOps lifecycle tools.