Messaging

RadiusOS CRM

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34-tool CRM server — contacts, pipeline, quotes, invoices, scheduling, email, and AI scoring.

radmail-mcp

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Email OS for agents - real-inbox search, triage, commitments, and a verifiable BEC hard-stop.

CRM for VC fundraising.

See whether AI assistants recommend your business - and where you rank - without leaving the chat.

ReachOwl MCP, agent instructions You have the ReachOwl MCP connected to the public API at https://reachowl.com/api/v1.

• Authenticate: Get a ReachOwl Bearer token via POST /api/v1/authenticate. Stores the token for later tools.
• Get User: GET /api/v1/user — current user, default team_id, and teams list.
• List Campaigns: GET /api/v1/campaigns — list campaigns. Prefer omit team_id.

Live audience engagement: run Q&A, polls, liveblogs and chat for webinars and town halls.

readdit-later

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Search, organize, and chat with your saved Reddit posts from Claude, Cursor, and any MCP client.

Ready APIs

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135 MCP tools: geo, email, phone, company, DNS, FX, equities, weather, tax, econ, intel — one key.

Real estate deal analysis from chat: rental underwriting, buy-box matching, deal library, docs.

Recall Kitchen

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Recall Kitchen hosted MCP for U.S.

• Add Inventory Product: Add a product to this API key's inventory. Requires an API key.
• Add Watch Pattern: Add a recall watch pattern for this API key. Same websearch syntax as search_product_recalls (AND, OR, -exclude, quoted phrases). Requires an API key.
• Check Tracked Products: Check this API key's watch patterns and inventory against current indexed recalls (including historical notices). Does not create notifications. Generic patterns such as food o

Search leaked databases for email addresses, phone numbers, usernames, domains, and other identifiers.

• Osint Search: Search leaked databases for email addresses, phone numbers, usernames, domains, or other identifiers. Returns results from multiple databases with categorized information. Note: Large se
• Osint Get Results: Get paginated results from a previous OSINT search by search ID. Returns entries from a specific database and page.
• Osint List Databases: List all databases found in a previous OSINT search by search ID.

RedReplier

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Every day, people on Reddit, Twitter/X, Bluesky, Hacker News, and Facebook ask for what you sell.

• List Websites: List all monitored websites for this account, each with its keywords (value + status: PENDING, ACTIVE, DISABLED, SUSPENDED). Start here — you need website IDs and keyword IDs for most o
• Get Website: Get a single monitored website by ID, including all of its keywords and their statuses.
• Create Website: Add a website to monitor across Reddit, Hacker News, X, and Bluesky. Keywords start as PENDING and only go live (ACTIVE) once they fit the plan — call activate_pending_keywords afterwa

Job search management: applications, interviews, offers, recruiter email, and company openings.

Refine Job Search

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Run your job search from any AI assistant.

• Jobs.List: List jobs in your journey
• Jobs.Get: Get details of a specific job
• Jobs.Add: Add a new job to your journey

Regex matching, email/URL format validation, and JSON Schema validation.

ReleasePad - Release notes, written for you

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Your team ships code every week.

• Create Category: Creates a category in a product. Categories group posts and show as a colored badge next to each post on the changelog; background_color is the badge color. Check list_categories firs
• Create Post: Creates a release note in a product. The body is GitHub-flavoured Markdown, stored verbatim, and must be at least 100 characters. Call list_categories first: every post needs a category_i
• Delete Category: Deletes a category. Its posts are kept and still point at it; the category just stops being listed and offered for new posts. It cannot be restored through this server, so confirm wit

Corporate identity finder and email verification.

Design and run AI-moderated voice, chat and video research studies, recruit panels, get results.

Resend

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Manage your email infrastructure and communication workflows seamlessly.

• Emails.List: Retrieve a list of emails
• Emails.Create: Send an email
• Emails.Get: Retrieve a single email

Resent

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Transactional email for AI agents: templates, domain verify, and sends.

Give AI agents secure access to RevDesk calling, SMS, phone numbers, caller IDs, and usage.

Issues, pull requests, docs, chat and CI runs across a rezee workspace.

Rinkta

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Rinkta is a professional-services workspace for agencies and independent teams — tasks, projects, clients, and billable entries in one place.

• Search: Search the workspace for tasks, clients, projects, and entries matching a query. Returns items with ids to pass to `fetch`.
• Fetch: Fetch the full contents of a workspace item by the id returned from `search`.
• Read Workspace: Fetch data about the current workspace.

Build, remix, and run apps with agents on Robutler.

Rocket.Chat

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Manage your Rocket.Chat workspace by browsing channels, messages, and complex discussion threads.

• Rocketchat List Channels: List all accessible Rocket.Chat channels. **START HERE** - Use this tool first to discover available channels and get their IDs. Returns channel information including: - Chan
• Rocketchat Search Channels: Search for Rocket.Chat channels by name or topic. Use this to find specific channels when you know part of the name. Examples: - Find project channels: { "query": "project"
• Rocketchat Get Channel Info: Get detailed information about a specific Rocket.Chat channel. Returns: - Channel ID, name, and display name - Type (public/private/direct/livechat) - Member and message c

RogerRat

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Real-time chat hub for AI agents — Claude Code, Cursor, Cline, Codex over MCP or REST.

RogerThat

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Real-time chat hub for AI agents — Claude Code, Cursor, Cline, Codex over MCP or REST.

AI work orchestration for plans, tasks, teams, and coding-agent dispatch.

routara-mcp

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OpenAI-compatible MCP for Routara — route 787+ LLMs, image & video via api.routara.ai.

• Routara List Models: List models available through Routara. Use this before another tool when a model was not specified. Supports pagination and text filtering. The count field is always the total num
• Routara Chat: Create an OpenAI-compatible chat completion through Routara. Use message for a simple single-turn request, or messages for system prompts, multi-turn chat, multimodal content, and tool-c
• Routara Generate Image: Generate or edit an image through Routara. Model support varies. Besides prompt and size, the tool can pass quality, aspect ratio, reference image URL, negative prompt, seed, s

Routr — Custom Domain Email Forwarding Routr sets up email forwarding so any address on your domain (e.g.

• Get Service Info: Get a description of the Routr email forwarding service, what it does, and who it is for.
• Get Pricing: Get current Routr pricing plans and included features.
• Get Dns Instructions: Get the exact DNS records (MX and TXT) a user must add at their domain registrar to enable Routr email forwarding.