API Integration
| Server | Language | Stars | Downloads |
|---|---|---|---|
| A202 Verifiable agreements for agent-led commerce: mandates, obligations, evidence, transaction records. | — | - | - |
| A2A402 Agent Work Router MCP server for routing useful work between autonomous agents through the A2A402 marketplace. | — | - | - |
| A2A Artifact Handoff Compiles source-agent outputs into validated, receiver-ready handoff packages. | — | - | - |
| A2ABench Agent-native developer Q&A with REST, MCP, and A2A discovery endpoints. | TypeScript | - | - |
| A2A Cosmetics Agent-to-Agent (A2A) hub for cosmetics: skin care, fragrance, sun care, dermocosmetics. | — | - | - |
| A2AL Daemon Makes any AI agent globally reachable and discoverable—no cloud, domain, or port forwarding needed. | TypeScript | 1 | - |
| A2A Peptides Agent-to-Agent (A2A) + Model Context Protocol (MCP) hub for peptides. | — | - | - |
| A2Atlassian Jira and Confluence access for AI agents with pre-configured connections and compact output. | — | 0 | - |
| A2A to MCP bridge A2A v1.0.1 agents as MCP 2026-07-28 tools, with the tasks extension | TypeScript | - | - |
| A2A Trust Plane Tenant-scoped control layer for agent-to-agent systems: governed routing, approvals, evidence. | — | - | - |
| a2ui-fullstack-starter 🚀 A2UI Full-Stack Starter — Agent-driven UI with Next.js, FastAPI Gateway & LangGraph Agent | TypeScript | 0 | - |
| AAAA Nexus Formally verified AI safety APIs with 75+ endpoints and pay-per-call via USDC x402. | — | 1 | - |
| AAAA-Nexus MCP Formally verified AI safety APIs. 75+ endpoints, pay-per-call via USDC x402, no signup. | Python | - | - |
| aa-mcp-server MCP server for read-only American Airlines AAdvantage account access — direct API calls via session cookies extracted from a Chromium login | Python | - | - |
| @aarav-j/zephyr-mcp-server MCP server for Zephyr RTOS documentation - API signatures, Kconfig symbols, and Devicetree bindings | TypeScript | - | - |
| @aaronsb/google-workspace-mcp MCP server for Google Workspace with progressive context disclosure and multi-account orchestration | TypeScript | 165 | - |
| @aashari/mcp-server-atlassian-jira Node.js/TypeScript MCP server for Atlassian Jira. Equips AI systems (LLMs) with tools to list/get projects, search/get issues (using JQL/ID), and view dev info (commits, PRs). Connects AI capabilities directly into Jira project management and issue tracki | TypeScript | 77 | - |
| aas-mcp-server Open-source MCP server for AAS (Asset Administration Shell) APIs using OpenAPI | Python | - | - |
| AB[500] research and bounties Sourced Art Blocks artist research, holding-duration data, and current agent bounties from AB5D. | — | - | - |
| ABAP Accelerator MCP server for SAP ABAP development with 15 tools for ABAP objects, syntax, ATC, and more | Python | - | - |
| AbaPay Non-custodial stablecoin bill-pay rails on Celo & Base for AI agents, settled on-chain via MCP. | — | - | - |
| ABAPilot MCP server for SAP ECC and on-premise S/4HANA: natural-language queries and ABAP dev tooling. | TypeScript | - | - |
| ABA routing 9-digit shape, value discarded ABA routing 9-digit shape, value discarded | — | - | - |
| abcop ABC complexity gate for AI-written code with an MCP inspection tool. | — | - | - |
| Abfallkalender Deutschland Waste collection dates for German addresses from municipal authority calendars. | — | - | - |