korotovsky/slack-mcp-server
The most powerful MCP Slack Server with no permission requirements, Apps support, GovSlack, DMs, Group DMs and smart history fetch logic.
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Where it stands
Rank, growth pace and release cadence relative to everything GStars tracks.
No releases in the last 90 days; the most recent was 164 days ago, with 52 contributors on GitHub.
Peaked at #32 in the weekly ranking the week of Jan 18, its best in the past year.
Use Cases & Benefits
- Implements a Model Context Protocol server to interact with Slack workspaces supporting messages, channels, DMs, and threads via multiple transports.
- Enables stealth mode operation without requiring Slack permissions or bot installations, alongside OAuth support for secure token management.
- Use for integrating Slack message history and search capabilities into custom enterprise applications without complex permission setups.
- Use for building assistants or bots that require real-time Slack data access with support for direct and group messages.
- Use for analytics or monitoring tools that need smart pagination and filtering of Slack conversations across public and private channels.
Should you depend on it?
License terms, project hygiene and risks, from GitHub metadata and GStars' snapshots.
License
MIT
Permissive: commercial use, modification and redistribution are allowed with attribution.
Community files
- README: present
Watch-outs
No watch-outs from GStars' checks.
General guidance from repository metadata, not legal advice. How we score
From the README
Model Context Protocol (MCP) server for Slack Workspaces. The most powerful MCP Slack server — supports Stdio, SSE and HTTP transports, proxy settings, DMs, Group DMs, Smart History fetch (by date or count), may work via OAuth or in complete stealth mode with no permissions and scopes in Workspace 😏.
Daily snapshots
Stars gained per day, and how forks and open issues moved, from GStars' daily snapshots
Forks
386+41
Open issues
89+33
Compared with peers in LLM
Fastest-growing repositories GStars tracks in this cohort for the week of Nov 1, by 7-day star growth
| Repository | Stars | +7d | Health | Last release |
|---|---|---|---|---|
| thedotmack/claude-mem | 113.6K | +8.8K | 35 | today |
| NVIDIA/auto-ontology | 7.5K | +5.6K | 37 | — |
| HKUDS/DeepTutor | 55.5K | +5.5K | 65 | 5 days ago |
| affaan-m/ECC | 297.9K | +5.2K | 63 | 35 days ago |
| DietrichGebert/ponytail | 185.3K | +5.1K | 60 | 7 days ago |
| korotovsky/slack-mcp-server | 1.9K | — | 46 | 164 days ago |
| Category median | 113.6K | +5.5K | 60 | — |
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