"Open-Source MCP Server in Python with PostgreSQL and OAuth 2.0" matching MCP servers:

Enables natural language interaction with Xero accounting data, managing contacts, invoices, and accounts across multiple organisations via OAuth2.

Enables secure interaction with kintone through OAuth authentication, supporting record operations, app configuration management, file operations, and access control without storing API keys locally.

An MCP server that provides OIDC-protected access to QA MGT OpenAPI data, enabling tools for trainees, orders, products, customers, and recruitment operations.

Provides MCP tools for searching, reading, and drafting Gmail emails, as well as querying SAP OData endpoints with safe read operations and mock mode.

Enables integration with Fatture in Cloud to manage Italian electronic invoices through natural conversation, including creating, sending, and tracking invoices and financial data.

A Model Context Protocol (MCP) server providing access to NetSuite data through OAuth 2.0 with PKCE authentication. Works seamlessly with any MCP-compatible client including Claude Code, Cursor IDE, and Gemini CLI.

MCP server for SAP S/4HANA Sales Order Management that enables natural language queries for sales orders, order details, and line items using SAP's public sandbox API. Built with offline testing, structured errors, and retry policies.

Enables Gemini Enterprise and LLM agents to securely connect to and act on enterprise systems including Xero accounting, BigQuery, Firestore, and Sage HR, with OAuth 2.0 PKCE, privacy and cost guardrails, and an embedded admin portal.

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

MCP server for configuring the konsol Frappe app via the CLI. Enables AI clients to manage dimensions, measures, fact tables, connectors, and schemas using natural language.

MCP server that enables Claude to query inventory and contact information from the 이카운트 ERP system for specified companies.

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.

Enables LLM agents to manage QuickBooks Online invoices, customers, and payments via typed tools with OAuth 2.1 authentication, rate limiting, and retries, plus read-only resources for company and receivables summaries.

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.

This MCP server enables users to ask natural-language questions about their QuickBooks Online company and receive answers from its live data, with read-only access guaranteed by construction. It runs entirely locally, using tools for receivables, payables, profit/loss, balance sheet, and custom queries.

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