"Tools for Creating Tasks Without Needing an API Key" matching MCP connectors:

40+ production-ready SwiftUI recipes for building full-stack iOS apps via MCP.

OSS libs in your stack, really used: source, tests, callers. C#, Java, TS, Python, Rust, PHP+.

Create and edit architecture diagrams from your AI agent; get an SVG and a live editable canvas.

Read-only, source-backed compatibility lookups and approved changes for ResolveMesh's catalog.

AI agent draws editable hand-drawn diagrams (flowchart, ER, architecture) via MCP, not static images

AI data-center design engine: size, validate & lay out Rubin-era data centers. Korea live.

MCP gateway with 10 tools for code analysis, architecture, package audit & security.

Geometry and CAD file metadata extraction for STL, OBJ, PLY, PCD, LAS/LAZ, glTF/GLB.

Architecture docs and patterns for NestJS + Nuxt full-stack apps

Draw your app's architecture on a live canvas and flag the bottlenecks and security gaps.

Compile full-stack apps from one architecture spec, with a shared Memory Fabric.

Evidence-backed architecture-quality analysis for Python agent applications.

AI-native Day 0 modernization platform for PRDs, architecture, work orders, and code transformation.

A hierarchical registry of your systems, services, and libraries.

MCP server for AI Diagram Maker — generate software engineering diagrams from natural language, code, ASCII diagram, images, or Mermaid. Inline diagram rendering using MCP apps UI and diagram URL in responses. Works with Cursor, Claude Desktop, Claude Code, and any MCP-compatible AI.

EN Diagram — structural verification for concurrent systems. Pure math, no AI.

Transform project ideas into paint-by-numbers development plans with phases, tasks, and subtasks.

Official Miro MCP server - Supports context to code and creating diagrams, docs, and data tables.

Generate, edit, and manage Eraser diagrams and docs with AI.

Generate org charts, MCD/ERD data models, and C4 architecture diagrams — pilot OrgGen AI via MCP.