Login gate for DeepSeek Harness (dsh) web instances: password or shared-token sign-in, optional TOTP two-factor, session cookies, rate limiting, self-service password change and a user-management CLI

Google Ads MCP server + Meta Ads MCP (Facebook Ads MCP) + GA4 + Search Console in one hosted remote MCP for Claude, ChatGPT, Cursor & n8n: 250+ tools, OAuth login, no API keys, approval-gated writes, free. By Ryze AI.

Claude Code plugin: use ChatGPT (Codex), Cursor, OpenCode Zen, and Antigravity models inside one Claude Code session. Switch with /model, delegate to named native workers, keep each provider's own login and permissions.

AWS MCP server: call any AWS API from AI assistants - SSO device-code re-login, Cloud Control API CRUD, CloudWatch logs and metrics