slack-mcp-server

The most powerful MCP Slack Server with no permission requirements, Apps support, GovSlack, DMs, Group DMs and smart history fetch logic.

1.8K stars

yuna0x0-hackmd-mcp

Interact with your HackMD notes and teams seamlessly. Manage your notes, view reading history, and…

64 stars

gmail

Read emails, send messages, and manage labels in your Gmail account.

58 stars

discord

Discord messaging bridge with built-in access control. Manage pairing, allowlists, and policy via /discord:access.

32.9K stars

telegram

Telegram messaging bridge with built-in access control. Manage pairing, allowlists, and policy via /telegram:access.

32.9K stars

imessage

iMessage messaging bridge with built-in access control. Reads chat.db directly, sends via AppleScript. Manage pairing, allowlists, and policy via /imessage:access.

32.9K stars

hook-development

This skill should be used when the user asks to "create a hook", "add a PreToolUse/PostToolUse/Stop hook", "validate tool use", "implement prompt-based hooks", "use ${CLAUDE_PLUGIN_ROOT}", "set up event-driven automation", "block dangerous commands", or mentions hook events (PreToolUse, PostToolUse,

32.8K stars

access

Manage Telegram channel access — approve pairings, edit allowlists, set DM/group policy. Use when the user asks to pair, approve someone, check who's allowed, or change policy for the Telegram channel.

32.8K stars

Claude-to-IM-skill

Bridge Claude Code / Codex to IM platforms — chat with AI coding agents from Telegram, Discord, or Feishu/Lark.

2.8K stars

Notification

channel-digest

Get a digest of recent activity across multiple Slack channels

newsletter

Create an HTML email newsletter with your organization's branding

draft-announcement

Draft a well-formatted Slack announcement and save it as a draft