slack-mcp

Read-only MCP server for Slack with OAuth 2.1 authentication, enabling message retrieval, thread replies, search, user and channel listing.

→ duolingo/slack-mcp · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 1 concrete improvement we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/duolingo-slack-mcp-18s2rk)](https://m8ven.ai/mcp/duolingo-slack-mcp-18s2rk)

commit: 8308a16f0901283aeecd15f3208c8ef6e9520a20

code hash: f545983aa3999abc693b253c3b1d8c42cd8afc5ec0748e8e07da3a3dd269e942

verified: 6/15/2026, 12:58:55 PM

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