MCP Catalog
Browse 126 Model Context Protocol servers · Communication & Messaging · JavaScriptClear
CategoryAllData & Databases· 2,860Development & Coding· 2,793Search & Web· 2,475Finance & Crypto· 2,251Productivity & Docs· 2,207Commerce & Marketing· 2,197Cloud & DevOps· 2,043Knowledge & Memory· 1,825Security· 1,810AI & Machine Learning· 1,664Media & Design· 1,068Communication & Messaging· 832Browser & Automation· 668Other· 280
LanguageAllTypeScript· 4,712Python· 2,678JavaScript· 1,714Go· 287Rust· 197HTML· 107C#· 80Shell· 71Java· 28Dockerfile· 25Swift· 21C++· 12
LicenseAllMIT License· 7,105Apache License 2.0· 976Other· 887GNU Affero General Public License v3.0· 198GNU General Public License v3.0· 52BSD 3-Clause "New" or "Revised" License· 31ISC License· 18Mozilla Public License 2.0· 10MIT No Attribution· 6BSD 2-Clause "Simplified" License· 5The Unlicense· 4Creative Commons Attribution 4.0 International· 3
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Creative Commons Zero v1.0 Universal· 3Creative Commons Attribution Share Alike 4.0 International· 2European Union Public License 1.2· 2GNU General Public License v2.0· 2GNU Lesser General Public License v3.0· 2Do What The F*ck You Want To Public License· 1GNU Lesser General Public License v2.1· 1PostgreSQL License· 1SIL Open Font License 1.1· 1
Thunderbird CliOfficial
io.github.vitalio-sh/thunderbird-cli
Give AI agents full read/write email access via Mozilla Thunderbird. Zero credentials.
Communication & MessagingBrowser & Automation
LAMA21JavaScript378/mov1.0.2npm
MCP ServerOfficial
io.github.wazionapps/mcp-server
244 WhatsApp Business AI tools for messaging, automation, marketing, CRM and Shopify
Communication & MessagingCommerce & Marketing
LAMC2JavaScript207/mov1.0.1npm
Websitetoolbox MCPOfficial
io.github.webtoolbox/websitetoolbox-mcp
Community forum management — posts, users, search, and moderation via the Website Toolbox API.
Communication & MessagingProductivity & Docs
MA0JavaScript406/mov1.0.0npm
Withvibe VoterOfficial
io.github.withvibe/withvibe-voter
Vote-gated change control for WithVibe — the agent proposes a change via MCP; team approves first.
Productivity & DocsCommunication & Messaging
LAMA0JavaScriptv0.1.0
Feishu User PluginOfficial
io.github.zhuzhen-team/feishu-user-plugin
Feishu/Lark MCP server + CLI tool. 85 tools, 3 auth layers. Send as user via cookie+protobuf.
Communication & MessagingProductivity & Docs
LAMA5JavaScriptv1.4.1npm
QuackrOfficial
io.quackr/quackr
Virtual phone numbers for SMS verification, OTP receipt, and number management.
Communication & MessagingSecurity
LAMA0JavaScriptv1.0.3npmremote