Development

Ukri Gtr

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UKRI Gateway to Research (GtR) MCP — every grant awarded by the UK's seven

ULID 26-char Crockford shape, value discarded

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ULID 26-char Crockford shape, value discarded

ULID 48-bit time prefix, value discarded

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ULID 48-bit time prefix, value discarded

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ULID millisecond prefix, value discarded

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ULID monotonic counter bits, value discarded

Ultimaps

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Create choropleth, category and pin maps of countries, states, counties and ZIP codes as images.

Ultiplace

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Create and manage virtual trade shows (halls, stands, conferences) and reference physical events.

Ultralayer

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Realtime market intelligence: news, events, guidance, filing diffs, stakeholders, sentiment, alerts

UltraMemory

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One memory, every AI: Claude, ChatGPT, Perplexity, Gemini, Cursor, OpenClaw, Hermes, any MCP client.

Create projects, nodes, and tasks in UluP Spaces by conversation with Claude.

Umesh Malik Blog & Profile

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Search Umesh Malik's blog, fetch posts as Markdown, list topics, get his profile.

UML-MCP

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UML-MCP Server is an MCP (Model Context Protocol) powered diagram generation service that turns natural-language prompts into professional diagrams.

• List Diagram Types: Find supported diagram types and their renderer/formats. Input optional query, backend, output_format, and limit filters; returns matching type metadata. Use this when you are unsu
• Generate Uml Batch: Render several independent diagrams in one call using bounded concurrency. Input items use the same diagram_type/code/format/theme/scale fields as generate_uml; returns ordered per
• Generate Uml: Render one UML or diagram from source code. Input diagram_type, code, optional output_format/theme/scale/output_dir; returns renderer metadata plus URL and inline image data when appropr

Render, validate, encode/decode PlantUML diagram-as-code; 22 diagram types.

UML XMI packagedElement count, markup discarded

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UML XMI packagedElement count, markup discarded

Umlout

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Create and edit UML, flowchart, wireframe and sequence diagrams on an Umlout whiteboard.

Umls

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UMLS MCP — wraps the NLM UMLS Terminology Services REST API (uts-ws.nlm.nih.gov/rest)

Un Sdg

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UN Sustainable Development Goals (SDG) Indicators MCP — UN Statistics Division.

Undertow market liquidity and exit-cost tools

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Daily exit context, depth, tiers, and sealed records.

Unesco Uis

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UNESCO Institute for Statistics (UIS) MCP — keyless.

UNESCO UIS — Education, Science & Culture Statistics (provenance-first)

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UNESCO UIS statistics (education, science, culture) with full provenance and fixed releases.

Unhcr

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UNHCR Refugee Data Finder MCP (keyless).

Unicef

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UNICEF Data (UN Children's Fund) MCP — global statistics on child health,

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UnifAPI

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Hosted MCP server for live public-data APIs and Skills for AI agents.

Unified Offer Protocol MCP Server

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AI-powered product search, affiliate links, and price negotiation for e-commerce platforms

Uniprot

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UniProt MCP — protein sequence + function database.

uniswap-mcp

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Uniswap - 17 tools for swap quotes, liquidity pools, and trading data

Unit Converter API

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Unit conversion — length, weight, temperature, volume, speed, data.

Unit & Currency Converter

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60+ units, live FX, timezones, and date arithmetic for AI agents.