slack vs n8n Manager MCP
slack is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑29.
slack is a plugin bundle for AI coding tools published by JCodesMore. No marketplace we read lists it any more. n8n Manager MCP is an MCP server published by ellmos-ai. Marketplaces we read that list it: 2 (Official MCP Registry, npm registry (MCP servers)). As of our marketplace pass on 2026-11-10. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace |  n8n Manager MCP | |
|---|---|---|
| Community marketplace jcodesmore/jcodesmore-plugins | Removed on 2026-10-29 Version: 0.1.1 Forks (GitHub): 0 Stars (GitHub): 4 Not marked · First seen |
Not listed |
| Official MCP Registry | Not listed | Listed Version: 0.1.21 Downloads/month (npm): 711 Downloads/week (npm): 367 Forks (GitHub): 0 Stars (GitHub): 2 Not marked · First seen |
| npm registry (MCP servers) | Not listed | Listed Version: 0.1.21 Downloads/month (npm): 711 Downloads/week (npm): 367 Forks (GitHub): 0 Stars (GitHub): 2 Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | slackno longer listed · | n8n Manager MCP |
|---|---|---|
| Marketplaces that list it (differs) | 0 | 2 |
| Stars (GitHub) (differs) | 4 | 2 |
| Forks (GitHub) | 0 | 0 |
| Last release (differs) | Not published | 2026-10-31 |
| Where it runs (differs) | Installs as a plugin bundle | On your machine (n8n-manager-mcp) |
| Transport (differs) | Not stated | stdio |
| Tools it declares | Not published | Not published |
| Environment variables it asks for (differs) | 2, secrets among them: 1 | Not published |
| Hooks it runs (differs) | 2 | Not published |
| Parts of the bundle (differs) | 5 | Not a bundle |
| Licence (differs) | Apache-2.0 | MIT |
| Repository (differs) | github.com/jcodesmore/slack-for-ai-agents | github.com/ellmos-ai/n8n-manager-mcp |
| Changes in the last 7 days | 0 | 0 |
| First seen (differs) | 2026-10-23 | 2026-10-11 |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of slack
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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Slack workspace integration. Search messages, access channels, read threads, and stay connected with your team's communications while coding. Find relevant discussions and context…
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Slack workspace integration MCP server - create channels, invite users, post messages, manage threads for team collaboration
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Drive Slack from Claude Code with the slackcli binary: installs it if missing, checks authentication, then reads, sends, searches, and manages a workspace
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Work with Slack using the configured Slack integration.
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Slack integration for searching messages, sending communications, managing canvases, and more
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slack
Operate Slack workspaces from a terminal or agent: list channels, read messages, follow threads, search message history, list files, and verify inbound webhook signatures — with a…
What each says it does
slack
Slack workspace admin via natural language — channels, usergroups, Block Kit messages, scheduled posts, canvases, and full workspace templates from a one-line brief. One front door: /slack.
n8n Manager MCP
MCP server for n8n workflow management -- view, create, sync and manage workflows via AI.
How to run each
slack
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
n8n Manager MCP As a local MCP server: npm package
claude mcp add --transport stdio n8n-manager-mcp -- npx -y n8n-manager-mcpCommands built only from what the marketplaces declare; the full set for every client is on each card.
Tools each declares
Neither one's marketplaces publish a list of tools, so there is nothing to compare.
Settings each asks for
The marketplaces of n8n Manager MCP publish no settings it asks for, so we do not compare settings.
What it can do: slack · What it can do: n8n Manager MCP · Compare two other plugins
Data comes from public marketplace files in GitHub repositories of their authors. Data comes from the Official MCP Registry (registry.modelcontextprotocol.io), CC0 1.0. Package data comes from the public npm registry (registry.npmjs.org). Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.