"Search functionality without API key requirement" matching MCP servers:

40-tool colour intelligence API for AI agents. Cultural risk, archive-verified colour naming, palette generation, WCAG accessibility, material physics, ecommerce copy, and image generation briefs. 16,682+ named colours across 43 cultural archives.

An MCP server that provides headless, read/write access to Photopea for image editing, including layers, text, filters, and document operations, enabling agents to edit images programmatically.

Controls a running KiCad 9+ instance via the official IPC API, enabling board edits, queries, and exports without reload.

A comprehensive Model Context Protocol (MCP) server for interacting with Canva's API. It enables managing designs, brands, assets, and users through natural language.

Generates harmonious color palettes from any hex color with multiple schemes, returning hex, RGB, HSL, and CSS vars. Pay-per-call via x402 micropayments.

Enables AI assistants to generate styled QR codes with customizable colors, styles, gradients, and frames, as well as typed QR codes for WiFi, vCard, etc., using the QRMint API without requiring an API key.

Enables AI assistants to search and download SVG icons from iconfont.cn, with support for style filtering and automatic login.

MCP server for Uiverse.io that lets AI agents browse, search, and fetch open-source UI components (HTML + CSS) directly in their editor. No API key required, it indexes 3,800+ components locally.

Provides read-only access to over 100 UX/UI design checklists from Checklist.design, enabling users to search and retrieve design guidance for specific flows and screens. Runs locally without an API key.

Search 161,000+ free hand-drawn Infyicon icons in four matching styles and fetch ready-to-embed SVG markup or PNG URLs, plus CSS class lookup for the 61,000-glyph Infyicon UI webfont. Free with attribution, no API key required.

MCP server for Shadcn Dashboard that enables AI to discover, search, and install UI blocks directly into projects without copy-paste.

Enables AI to directly read and analyze Lanhu design drafts and requirement documents to generate HTML, CSS, and structural analyses. It allows users to extract design slices and process prototype pages directly within AI clients.

Enables MCP clients to control EasyEDA Pro for schematic and PCB design through natural language, bridging the EasyEDA API without external AI or API keys.

Generates ProcessOn mind maps from Markdown content. Provides tools to check API key validity and create mind maps.

MCP server exposing KiCad PCB Editor functionality via IPC API.

Enables AI assistants to search and retrieve brand data, logos, design assets, and brand context via the Brandfetch API.

Local, free MCP server for brand logo search and shadcn/ui component search & source lookup, requiring no API keys or login.

Bridges AI clients to Figma Desktop via Plugin API and WebSocket, enabling real-time design manipulation without rate limits.

Local-first MCP bridge for live Figma documents, enabling design inspection, editing, asset export, component authoring, and variable management through a plugin and WebSocket server without consuming Figma REST API requests.

An open-source MCP server that gives AI assistants full read-write access to Figma, enabling creation, editing, and deletion of designs directly without plugins or API keys.