"Help with Low-Level Programming Languages, C#, and .NET" matching MCP servers:

Read and write CardDAV address books: contacts, groups and photos over the open standard

Enables AI assistants to interact with HubSpot CRM data, providing tools for managing contacts and companies, retrieving activity and conversations, and performing semantic search with vector storage and caching for improved performance.

Enables AI assistants to directly interact with the entire GoHighLevel CRM via 563+ tools across 44 categories, allowing natural language control for contacts, messaging, opportunities, calendars, and more.

Provides interactive tools to explore AFAS customer data and employee leave information, including bubble charts, leave balance reports, and detailed leave cards.

Enables AI agents to manage e-commerce operations (products, carts, clients) through WhatsApp via Chatwoot, using MCP tools for inventory, cart, and customer management.

Enables natural-language queries about sales metrics, returning interactive charts inline in chat via MCP Apps with a markdown fallback for unsupported hosts.

A Model Context Protocol (MCP) server that connects LLMs to the Zendesk Support & Help Center APIs — with per-user OAuth 2.1 PKCE authentication and fine-grained tool visibility controls.

Connects AI assistants to Zendesk, enabling natural language queries over support tickets, help articles, and customer feedback.

MCP server for Holded API v2, enabling listing and querying of contacts, invoices, purchases, products, services, and payments, with low-level access to any endpoint.

Enables sales, marketing, and C-suite teams to search, view, and update Salesforce records through Claude, with tools for record management, activity tracking, and global search.

Enterprise-level MCP server integrating with Vista CRM (Loft Edition) for real estate operations, offering 40+ tools for property search, pipeline management, lead capture, and agenda control.

Validates email deliverability, assesses domain credibility, and scores B2B leads from A-F to help prioritize outreach, with batch processing and a free tier.

Exposes 104 Odoo tools across CRM, Sales, Inventory, Accounting, and Helpdesk, enabling natural-language control of an Odoo instance via a Telegram assistant with user-level authentication and multi-step orchestration.

Provides AI agents with administrator-level control of the Origo Abroad platform via 56 MCP tools wrapping its REST API for students, CRM, loans, and more.

MCP server for Atomic CRM that enables agents to read and write CRM data via SQL queries, with OAuth authentication and Row Level Security enforced.

Enables AI assistants and operations agents to search customers, manage bookings and urgent-help requests, and assign workers through Instaclean's Mithril API while Mithril enforces authorization and business rules.

Enables AI agents to safely operate HubSpot CRM contacts, deals, and pipelines via MCP, with caching, idempotency, audit trails, and robust error handling.

Fetch fresh leads and verify emails in one MCP server

Resolves any combination of company name, domain, or LinkedIn URL into the canonical company identity (name, domain, LinkedIn URL) with confidence scores and match method.

Enables AI tools to search and enrich B2B leads, including finding professional emails, company profiles, and filtering people and companies by various criteria.