Communication

MCPNav listings

Showing 217–228 of 285 attributed MCPNav entries in the 2026-10-09 snapshot. This is a licensed subset of the category’s 580 deduplicated directory records.

Source coverage: MCP.so 318 · MCPNav 285. Catalog counts can overlap; the listing cards below contain only MCPNav records.

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Slack Explorer MCP

active

io.github.shibayu36/slack-explorer-mcp

MCP provider published as Slack Explorer MCP. Listed version: 0.12.0.

Directory description: MCP server specialized in retrieving information from Slack messages and threads

Registry data grade FFFCohort score 28/100Raw points 60/100Version 0.12.0MCPCommunicationMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 5 points
  • structure and url validation · 15 points
RepositoryRegistry source
SM

Slack MCP Server

active

io.github.jtalk22/slack-mcp-server

MCP provider published as Slack MCP Server. Listed version: 5.1.0.

Directory description: Catch up on Slack without reading it. Unreads, threads, search. Browser-session or hosted OAuth.

Registry data grade ECohort score 67/100Raw points 80/100Version 5.1.0MCPCommunicationMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 20 points
  • structure and url validation · 20 points
RepositoryRegistry sourceDeclared endpoint · streamable-http
SM

slack-mcp-server

Directory record

Slack workspace integration.

CommunicationMCPNav
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smails

active

io.github.pexni/smails

MCP provider published as smails. Listed version: 0.0.12.

Directory description: Free disposable email for AI agents: a throwaway inbox to read verification codes over MCP.

Registry data grade FFFCohort score 21/100Raw points 60/100Version 0.0.12MCPCommunicationMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 5 points
  • structure and url validation · 15 points
RepositoryRegistry source
S

SMTP

active

io.github.ni-c/smtp-mcp

MCP provider published as SMTP. Listed version: 0.2.0.

Directory description: MCP server that sends mail over SMTP, gated behind an allowlist and a human confirmation

Registry data grade FFFCohort score 20/100Raw points 60/100Version 0.2.0MCPCommunicationMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 5 points
  • structure and url validation · 15 points
RepositoryRegistry source
SM

Social Media Search API — Twitter, Instagram, Reddit, TikTok (XPOZ)

active

ai.xpoz/social-insights

MCP provider published as Social Media Search API — Twitter, Instagram, Reddit, TikTok (XPOZ). Listed version: 1.4.1.

Directory description: Twitter/X, Instagram, Reddit & TikTok data for AI agents. Billions of posts. No API keys.

Registry data grade DCohort score 84/100Raw points 80/100Version 1.4.1MCPCommunicationMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 20 points
  • structure and url validation · 20 points
RepositoryRegistry sourceDeclared endpoint · streamable-http
S

SocialGPT

active

io.github.scrollmark/socialgpt

MCP provider published as SocialGPT. Listed version: 0.1.0.

Directory description: Social media analytics, video analysis, and competitor intel for any MCP-compatible AI agent.

Registry data grade BCohort score 88/100Raw points 80/100Version 0.1.0MCPCommunicationMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 20 points
  • structure and url validation · 20 points
RepositoryRegistry sourceDeclared endpoint · streamable-http
SM

socialintel-mcp

Directory record

Search Instagram influencers by niche, country, demographics or follower count for usernames, bios, follower counts, categories and public business emails.

CommunicationMCPNav
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Sofya

active

co.sofya/sofya

MCP provider published as Sofya. Listed version: 1.27.1.

Directory description: Web search, fetch, extract, and research for AI agents. Markdown output + AI-synthesized answers.

Registry data grade ACohort score 91/100Raw points 80/100Version 1.27.1MCPCommunicationMCPNav
Rating detail · five criteria
  • registry freshness and status · 15 points
  • registry identity · 25 points
  • registry metadata · 0 points
  • runtime definition · 20 points
  • structure and url validation · 20 points
RepositoryRegistry sourceDeclared endpoint · streamable-http
SM

solmail-mcp

Directory record

Send physical mail with Solana cryptocurrency - AI agents can send real letters worldwide

CommunicationMCPNav
SM

solnk-mcp

Directory record

Publish and schedule content via Solnk to X, Instagram, TikTok, YouTube, LinkedIn and more, with drafts, media upload and post analytics.

CommunicationMCPNav
SM

sounnyforms-mcp

Directory record

Serverless form backend, lead triage and contact form generator for static sites, React and JAMstack apps.

CommunicationMCPNav

Source: MCPNav public API · License and upstream attribution. MCPNav-added fields are CC BY 4.0; upstream source fields retain their listed licenses.

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