AI Plugin Indexslack alternatives
The most used alternatives to slack are Vexa, Agent-Native Brain, Agent-Native Mail. All are communication MCP servers with an active GitHub repository, ranked below by GitHub stars and recent activity.
| # | MCP server | What it does | Runs | Updated | Stars |
|---|---|---|---|---|---|
| ref | slack pulsemcp | MCP server for Slack — read/write messages, manage threads, and react to messages. | Local | 11 days ago | 81 |
| 1 | Vexa Vexa-ai | Meeting bot and transcripts for Google Meet, Teams and Zoom. Live or after, speakers labelled. | Remote | 9 days ago | 2.9k |
| 2 | Agent-Native Brain BuilderIO | Cited company knowledge from Slack, meetings, transcripts, and decisions | Remote | yesterday | 7.4k |
| 3 | Agent-Native Mail BuilderIO | Agent-Native Superhuman - email client with keyboard shortcuts and AI triage | Remote | yesterday | 7.4k |
| 4 | TradingMCP atilaahmettaner | Market analysis for AI assistants: screeners, multi-timeframe analysis, backtests, in-chat charts. | Remote | 4 days ago | 5.1k |
| 5 | Open Pencil MCP open-pencil | Model Context Protocol server for [OpenPencil](https://openpencil.dev). It lets MCP clients such as Claude Code, Cursor, and Windsurf inspect and edit designs through the running app, reusing the same tool definitions as the built-in AI chat. | Local | yesterday | 9.1k |
| 6 | Agent-Native Chat BuilderIO | Minimal chat-first app with durable threads, actions, and the app-agent loop | Remote | yesterday | 7.4k |
| 7 | AI MCP TanStack | Host-side Model Context Protocol client for TanStack AI: discover and run MCP server tools, resources, and prompts in any adapter's chat() loop, with generated end-to-end types. | Local | today | 3.2k |
| 8 | Agent-Native Dispatch BuilderIO | Central Slack/Telegram router with jobs, memory, approvals, and A2A delegation | Remote | yesterday | 7.4k |
| 9 | QR Rápido modelcontextprotocol | Generate QR codes for URLs, PIX, Wi-Fi, vCards, WhatsApp and more. For AI agents. | Remote | 6 days ago | 7.4k |
| 10 | AI Assistant open-mercato | AI-powered chat and tool execution for Open Mercato, using MCP (Model Context Protocol) for tool discovery and execution. | Local | today | 1.9k |
| 11 | Agent App tangle-network | Build agent applications with typed chat, tools, sandboxes, integrations, billing, and evaluation. | Local | today | 0 |
| 12 | Current Lucky Words modelcontextprotocol | A sample MCP server that provides lucky words, lucky numbers (0-100), and current time with encouraging messages | Local | 6 days ago | 7.4k |
Questions
What is the best alternative to slack?
By usage, Vexa is the most popular alternative, with 2.9k GitHub stars. The right choice depends on which features and hosting you need.
Is slack still maintained?
Its last commit was 11 days ago. You can see current activity on its listing page.