Advanced MCP server for Google Drive integration with full CRUD operations, file management, and sharing capabilities. Supports both OAuth2 and Service Account authentication.

Use your ChatGPT / Codex subscription with DeepSeek Harness via OAuth, with model access, usage quotas, search, and image generation — no API key or Codex CLI required.

Klavis AI: MCP integration platforms that let AI agents use tools reliably at any scale

Testing and evaluation platform to chat, inspect, and debug MCP servers, MCP apps, and ChatGPT apps.

Multi-account orchestration and secure token storage for OAuth-based MCP servers

DSH 日历插件：可视化周/月视图、拖拽改期与 CalDAV 日程管理，支持 Google OAuth2、iCloud、Nextcloud。

DSH 邮件插件：IMAP/SMTP 收发搜索、回复转发、附件与整理，多账号卡片设置页、Outlook OAuth2 登录与发信审批。

腾讯会议命令行工具（CLI），基于腾讯会议开放平台 OAuth2 授权，支持会议管理、录制管理、参会报告等功能。