What is the best alternative to Callingly?

The top-rated alternatives to Callingly in the Communication category include Mcp, Mcp, Slack Mcp Server. These servers offer complementary or alternative capabilities depending on your deployment stack and authentication requirements.

How do Callingly alternatives differ in installation and runtime?

Callingly and its alternatives vary by runtime requirement (Node.js/npx, Python/uvx, Docker, or remote HTTP/SSE endpoints). Check the specification comparison table above to verify command requirements before installing.

Are alternatives to Callingly free and open source?

Most MCP servers listed on AllMCPs are open source tools under MIT or Apache licenses that you can self-host or run locally with Claude Desktop, Cursor, VS Code, or Windsurf.

How do I side-by-side compare Callingly with a specific alternative?

Click the "Compare side-by-side →" button on any alternative card to see an in-depth comparison matrix covering feature lists, stars, npm downloads, install configurations, and schema specifications.

What is the best alternative to Callingly?

The top-rated alternatives to Callingly in the Communication category include Mcp, Mcp, Slack Mcp Server. These servers offer complementary or alternative capabilities depending on your deployment stack and authentication requirements.

How do Callingly alternatives differ in installation and runtime?

Callingly and its alternatives vary by runtime requirement (Node.js/npx, Python/uvx, Docker, or remote HTTP/SSE endpoints). Check the specification comparison table above to verify command requirements before installing.

Are alternatives to Callingly free and open source?

Most MCP servers listed on AllMCPs are open source tools under MIT or Apache licenses that you can self-host or run locally with Claude Desktop, Cursor, VS Code, or Windsurf.

How do I side-by-side compare Callingly with a specific alternative?

Click the "Compare side-by-side →" button on any alternative card to see an in-depth comparison matrix covering feature lists, stars, npm downloads, install configurations, and schema specifications.

Communication• MCP Alternatives Guide

Best Alternatives to Callingly

Looking for an alternative to Callingly? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Communication ecosystem, we have cataloged and compared the top alternative MCP servers below.

Browse all Communication servers →View Callingly Specs →

Target Reference Server

Callingly Overview

Lets AI agents get leads on the phone: call, send SMS, and schedule callbacks for sales teams.

Specification Matrix: Callingly vs Alternatives

Server Name	Runtime	Auth	Pricing	GitHub Stars	Downloads	Action
C Callingly (Target)	Remote (SSE)	Free/None	Free	—	—	Current
Mcp	npx	Free/None	Free	—	—	Compare →
Mcp	npx	Free/None	Free	—	—	Compare →
Slack Mcp Server	npx	Other	Free	1,777	—	Compare →
Telegram Mcp	npx	API key	Free	342	—	Compare →
Ntfy Me Mcp	npx	API key	Free	70	—	Compare →
T TopMessage	Remote (SSE)	Free/None	Free	—	—	Compare →
Telegram Mcp	uvx	Other	Free	1,440	—	Compare →
P PhoneMCP: AI Powered texts	Remote (SSE)	Free/None	Free	—	—	Compare →
M MCP Emails	Remote (SSE)	Free/None	Free	—	—	Compare →
M Mcp	Remote (SSE)	Free/None	Free	—	—	Compare →
Chatterboxio Mcp Server	npx	Free/None	Free	11	—	Compare →
Agenticmail	npx	API key	Bring your own API key (usage-based cost)	189	—	Compare →

Detailed Evaluation of Callingly Alternatives

Mcp

Runtime: npx

Email for AI agents: inboxes, send/reply/forward, search, threads, webhooks — 21 SentFromAI tools.

0 0

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Mcp

Runtime: npx

Email for AI agents: inboxes, send/reply/forward, search, threads, webhooks — 21 SentVia tools.

0 0

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Slack Mcp Server

Runtime: npx

MCP server providing Slack workspace data access with message history, threads, DMs, user info, and optional message posting.

Key Features:

Supports Stdio, SSE, and HTTP transports

Operates in OAuth or stealth mode without bot installs

Smart history fetch by date range or message count

1 0 1,777

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Telegram Mcp

Runtime: npx

Telegram API MCP server for accessing user data, dialogs, messages, and managing read status.

Key Features:

Get current user account info

List dialogs with optional unread filter

Retrieve messages from dialogs

2 0 342

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Ntfy Me Mcp

Runtime: npx

MCP server to send and fetch notifications via ntfy service with token auth and markdown support.

Key Features:

Send notifications with topic, title, priority, emoji tags, and detailed messages

Fetch and filter cached messages from ntfy topics

Automatic URL detection for smart action links

3 0 70

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TopMessage

Runtime: Remote (SSE)

Send and schedule SMS and WhatsApp messages, manage contacts and templates, and track delivery.

0 0

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Telegram Mcp

Runtime: uvx

MCP server for managing Telegram accounts, chats, messages, contacts, media, folders, drafts, and events.

Key Features:

80+ tools for accounts, chats, messages, contacts, media, profiles, folders, drafts, and events

Message search, replies, polls, reactions, pins, read status, and inline callbacks

Group and channel administration, invite links, bans, topics, and permissions

1 0 1,440

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PhoneMCP: AI Powered texts

Runtime: Remote (SSE)

Send and receive SMS through your phone using AI chatbots. No Twilio plan required.

0 0

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MCP Emails

Runtime: Remote (SSE)

Email for AI agents: read, search, send, organize, and schedule across your inboxes.

0 0

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Mcp

Runtime: Remote (SSE)

Official EZTexting MCP server: SMS/MMS messaging, contacts, workflows, and account administration.

0 0

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Chatterboxio Mcp Server

Runtime: npx

MCP server enabling AI agents to join online meetings, capture transcripts and recordings, and generate summaries.

Key Features:

Join meetings on Zoom, Google Meet, or Microsoft Teams

Capture meeting transcripts and audio recordings

Retrieve meeting information by session ID

0 0 11

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Agenticmail

Runtime: npx

Local mail server for AI agents to send/receive real email, SMS, and verification codes without third-party APIs.

Key Features:

Local mail server with disposable inboxes

Support for real email and SMS sending/receiving

Multiple phone transport providers: 46elks and Twilio

4 0 189

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Best Alternatives to Callingly

Callingly Overview

Specification Matrix: Callingly vs Alternatives

Detailed Evaluation of Callingly Alternatives

Frequently Asked Questions: Callingly Alternatives