"A simple MCP server or implementation" matching MCP servers:

MCP server to connect Claude with Odoo 18, enabling CRUD operations on Odoo models via natural language.

MCP Server to communite with the Procore API

An MCP server that wraps the Check Payroll API, providing 263 tools for managing companies, employees, contractors, payrolls, tax configuration, and more.

MCP server for TracePass — the EU Digital Product Passport platform. Create products, build and audit DPPs, set economic-operator parties, and read/capture GS1 EPCIS 2.0 supply-chain events.

MCP server for the Shiftyasan public solver API, letting AI agents validate and solve shift-scheduling problems, with async job polling for large cases.

MCP server for AppFolio property management data, providing six catalog-backed tools to discover, describe, and run reports (Reporting API) and call endpoints (Database API) for reading and writing property management records.

Enables querying and acting on any Acumatica ERP tenant's contract-based REST API through 8 generic tools, covering all entities with read-only by default safety.

MCP server for Oracle Fusion BI Publisher that lets AI agents run queries, reports, and manage catalog objects via a secure, scoped interface.

Exposes all 379 Invoice Ninja v5 REST API endpoints through three consolidated tools (list, describe, call), enabling full invoice management and business operations via natural language.

Enables local LLMs to query SAP S/4HANA OData services through typed tools for business partners, sales orders, and purchase orders, returning cleaned, compact data and allowing raw read-only access to other endpoints.

Enables AI agents to interact with the Ceveto business management API through MCP, with permission-filtered tools and secure Ed25519 authentication.

Enables issuing invoices, proformas, and delivery notices, collecting payments, submitting e-Factura to Romania's SPV, and querying reference data on Oblio.eu through natural language from MCP clients.

Enables natural language interactions with Salesforce data and metadata, allowing users to query records, manage custom objects, and manipulate Apex code. It provides comprehensive tools for schema exploration, aggregate queries, and field-level security management.

Exposes TallyPrime accounting data to MCP-compatible clients via Tally's XML HTTP API. Enables listing companies, ledgers, groups, stock items, day book vouchers, and outstanding balances.

Enables Claude Desktop, Cowork, or Claude Code to interact with Odoo ERP via XML-RPC without installing custom modules, offering tools for CRM and sales, projects and tasks, inventory and purchases, plus connectivity checks.

Read-only MCP server for the Elorus invoicing platform, enabling natural language queries about invoices, contacts, expenses, payments, and products.

Enables AI assistants to interact with ECOUNT ERP through natural language, providing tools for products, inventory, sales, purchases, and more.

Enables LLM clients to query and manage TallyPrime/Tally.ERP 9 accounting data, including ledgers, stock items, vouchers, and financial reports, through Tally's HTTP/XML gateway.

Unifies Fiori elements, UI5, CAP, and SAP BTP development capabilities in a single MCP server, enabling app generation and modification, documentation search, OData metadata handling, and UI5 scaffolding without SAP runtime dependencies.

MCP server for the BoondManager API, enabling Claude to search, create, and modify records across 36 domains with 158 tools.