"Guidance on Writing Software" matching MCP servers:

Provides MSP support tools (ticket search, draft response, KB search, update) with a deterministic security guardrail that refuses to draft responses for security tickets based on content scanning, even if mislabeled.

Enables LLMs to securely query and optionally write to ServiceNow instances with strict allowlist/denylist safety controls.

MCP server for Zammad that focuses on workflows the standard Zammad API tooling does not cover well — primarily shared drafts with strict reply-HTML validation, fresh signature rendering and German-localised quote blocks.

Enables AI agents to shop and query Magento/Mage-OS stores via the storefront GraphQL API, including product search, stock checks, category browsing, cart management, and customer order status.

A ServiceNow MCP server that enables natural language management of incidents via the Table API, with tools to create, read, update, search, comment on, and resolve incidents.

Provides read-only access to Hostaway PMS data, enabling assistants to answer questions about listings, calendars, reservations, and inbox threads, and generate occupancy, inbox, and completeness reports without writing or sending anything.

Enables AI assistants to manage PagerDuty incidents, view alerts, and check on-call schedules with both read-only and write operations.

Enables reading and writing Zendesk tickets, including searching, fetching comments, posting replies and internal notes, setting ticket status, assigning tickets, logging time, and formatting tickets as Markdown issue drafts for handoff to GitLab, GitHub, or Jira.

Enables AI assistants to manage website feedback from Feedbucket, including listing, filtering, commenting on, and resolving feedback items through natural language interactions.

Enables full CRUD operations on Zendesk admin configurations like triggers, automations, macros, views, SLA policies, groups, ticket fields, forms, and webhooks, with a preview-confirm guard for destructive changes.

Validates whether phone numbers are registered on WhatsApp, supporting single and bulk (up to 10) number checks.

A local MCP server that enables searching, reading, creating, updating, and commenting on NinjaOne tickets through natural language.

MCP Server for automated conversational phone calls using Asterisk with Speech-to-Speech capabilities, allowing users to make phone conversations as easily as writing a prompt.

An MCP server that lets AI assistants search and read support tickets from Jitbit Helpdesk. Works with both SaaS and on-premise installations.

Enables AI models to perform IT service management operations on Freshservice, including managing tickets, changes, problems, releases, assets, projects, and more through a set of MCP tools.

Enables incident management and on-call operations for the All Quiet platform, allowing MCP clients to triage incidents, check who is on call, and access the full public API through generic tools.

A versatile MCP server providing tools for arithmetic operations, n8n webhook integration, and access to a customer support playbook resource. It also includes specialized prompt templates for converting webinar transcripts into engaging blog posts.

Connects an MCP-compatible agent to a real Instagram, WhatsApp, or Messenger inbox, exposing 29 tools, 11 playbook prompts, and 2 resources for reading and writing conversations, messages, contacts, templates, journeys, campaigns, comments, and tickets. Includes guided zero-key setup, plan recommendation, and destructive-action hints so cautious agents can confirm state-changing operations.

Enables AI assistants to interact with Zoho Field Service Management, allowing operations on work orders, requests, contacts, and more via natural language.

Provides a versatile MCP server with calculator tools, webhook integration for n8n workflows, a customer support playbook resource, and a webinar-to-blog prompt template.