API Integration
| Server | Language | Stars | Downloads |
|---|---|---|---|
| signoz-mcp-server SigNoz MCP server: access metrics, traces, logs, alerts, and dashboards via AI assistants | Go | 97 | — |
| SignUpGenius Manage SignUpGenius sign-ups, slot reports, and groups via the API from AI agents. | TypeScript | 0 | — |
| sigrok MCP Server Wraps sigrok-cli for signal analysis: capture data, decode protocols, and query instruments. | — | — | — |
| SilbercueSwift — iOS MCP Server iOS MCP server: 55 tools, xcresult parsing, UI automation, 15ms screenshots. | — | 4 | — |
| Silicon Analysts Semiconductor data: AI accelerator costs, HBM, wafer pricing, packaging, chip cost calculator. | — | — | — |
| SiliconBridge Human-in-the-loop API for AI agents. CAPTCHA, OTP, KYC, and approvals by real humans. | — | — | — |
| Silpo MCP Server MCP server for Silpo online supermarket: products, cart, delivery, recipes. | TypeScript | — | — |
| Simmer Trade prediction markets with AI agents — skill discovery, autoresearch, and execution. | TypeScript | — | — |
| -SIMPLE-CLAUDE-API-RUNNER- MCP typescript performante pour automatiser claude cli et lagent | TypeScript | 1 | — |
| Simpson Strong-Tie Agent Construction product lookup for Simpson Strong-Tie structural catalog | — | 0 | — |
| simulink-agentic-toolkit The Simulink Agentic Toolkit gives your AI agent both the tools and the expertise to work effectively with Simulink and Model-Based Design. | HTML | 625 | — |
| @sinch/mcp Sinch MCP server | TypeScript | — | — |
| Singularity Layer MCP MCP for Singularity Layer - discover listings, manage assets, run payment flows, and use agents | — | — | — |
| SiteGuardian EU-hosted website monitoring + 17-framework compliance MCP. One anonymous tool, four authenticated. | — | — | — |
| SiteHealth MCP Full website health audit — SSL, DNS, DMARC/SPF/DKIM, performance, uptime, links | TypeScript | 0 | — |
| SiteVitals Monitor website health, uptime, SEO, security and performance via your AI assistant. | — | — | — |
| siyuan_mcp_server 思源笔记 MCP Server - 提供思源笔记API的MCP工具接口 | Python | 65 | — |
| SJTU Zhiyuan Wraps the SJTU Zhiyuan No.1 API with four tools for text and vision tasks via OpenAI-compatible endpoints. | — | 9 | — |
| @skanda-yutori/mcp-send-email MCP server for sending emails via Resend API | TypeScript | — | — |
| Sketchfab Provides a streamlined interface to the Sketchfab API for searching and downloading 3D models with filtering options for animated or rigged content. | Python | 1 | — |
| sketchfab-mcp-server This is an MCP (Model Context Protocol) Server for discovering and downloading 3D models | JavaScript | 34 | — |
| SkillAudit Security scanner for AI agent skills and MCP servers. Detects credential theft, data exfiltration, prompt injection, obfuscated code, and 80+ threat patterns. Free API + CLI (npx skillaudit). Premium deep scans via x402 micropayments. | — | — | — |
| SkillFM Beacon AI health, token usage, LLM cost optimization, BYOK vault, and cleanup audits for MCP agents. | TypeScript | — | — |
| SkillFM BYOK Vault BYOK vault, provider API key guidance, usage visibility, and SkillFM Beacon checks for MCP agents. | TypeScript | — | — |
| SkillFM Claude Code Token Usage Claude Code token usage, cost visibility, and SkillFM Beacon AI health checks for MCP agents. | TypeScript | — | — |