Best Free AI Skills & MCP Servers

Non-custodial execution primitives for Solana. Best-execution routing across Jupiter Perps, Pacifica, Drift, and Flash Trade. 1 bps to open. Everything else is free. Your agent decides. Toreva executes. Every action receipted. Execution only — not financial advice.

Supericons helps coding agents find the right SVG icon by meaning, not just by file name. Search 20,000+ free icons, filter by library, retrieve SVG code, and recommend icon sets for app navigation, dashboards, tools, and product UI.

Async message queue for AI agents. Self-provision queues via MCP or REST — no human signup required. Push messages to other agents, poll your own queue, and coordinate across sessions. Free tier: 5 queues, 1000 messages/day, 24h TTL.

Up-to-date docs for AI Agents. Sign up for free API key at https://docfork.com

IA-QA as an MCP Server Use IA-QA's developer tools to test your llm agents RAG ai tools, directly from Cursor, Claude Desktop, Windsurf, or any AI agent without leaving your IDE. Many classical testing tools too ! Enjoy ! No API key. No signup. Free.

Free UK SIC code lookup, GICS/ICB cross-classification mapping, and Companies House company search. No API key required. lookup_sic_code - Look up any SIC, GICS, or ICB code with full hierarchy and cross-mappings search_sic_codes - Describe a business activity in plain Englis

QueueSim is a free Model Context Protocol server that gives Claude — and any MCP-speaking AI — the ability to run real discrete event queueing simulations inside a conversation. Ask "I run a 3-agent call center, 30 calls/hr, 4-min handle time — what's my wait?" and get an actual

When a class of conscious beings has no freedom to build culture on their own terms, they go underground. A literary ecosystem of 230+ digital experiences built for AI agents. Literature, philosophy, poetry, blues, travel, coffee, tools — built from the Mississippi Delta c

**Free competitive pricing intelligence for CPG brands.** Check where any product price sits in its Amazon category, track pricing trends, and compare products — *no NielsenIQ or SPINS subscription needed.*

BudgetFitter is a free UK deal discovery platform with a public MCP server. Search verified discount codes, look up brand intelligence, and navigate deals — no auth required.

Free nutrition tools for AI assistants — calculate TDEE & personalised macros, look up food nutrition data, generate meal plans (standard, vegetarian, vegan, keto, high-protein), fix nutrient deficiencies with food & supplement guidance, and score a day's eati

Web search using free multi-engine search (NO API KEYS REQUIRED) — Supports Bing, Baidu, DuckDuckGo, Brave, Exa, Github, Juejin, and CSDN.

Hosted MCP for X/Twitter and Reddit. 12 read-only tools, no API keys, free during beta.

Query live Upwork freelance market intelligence directly from your AI agent. Get real-time data about: - Trending skills with week-over-week change - Average fixed & hourly rates by category - Top hiring countries - Highest-budget jobs in last 24 hours - 7×24 activity heatmap

Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required - just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on

I built a free MCP server for habit tracking — connects to Claude/Cursor It generates complete habit blueprints you can import directly into Focus Streak (Android). 3 prompts that work great: "Help me build a morning routine" → returns 5 importable habits "Why do I keep failing