"A JavaScript library for building user interfaces (React)" matching MCP servers:

Cross-chain cryptocurrency swaps via Chainflip. Get quotes, execute swaps, and track progress. No API key required to get started.

Enables AI agents to inspect the public NFH protocol corpus, verify census status, and prepare bounded Ethereum wallet intents for claims and non-custodial market actions while never signing or submitting transactions.

MCP server for Pi Network that enables AI agents to query Pi chain data (balances, transactions) and verify user tokens, with optional payment sending that is off by default.

A server that enables interaction with the Solana blockchain, providing access to over 40 Solana RPC methods including getting balances, transaction details, block information, and sending transactions.

Merx - TRON Resource Exchange Merx is the first TRON resource exchange that aggregates energy and bandwidth providers into a single MCP server. GitHub: https://github.com/Hovsteder/merx-mcp Hosted SSE: https://merx.exchange/mcp/sse npm: merx-mcp Website: https://merx.exchange Stats * 52 tools, 30 prompts, 21 resources * 7+ energy providers (CatFee, ITRX, PowerSun, Fe

23 tools for AI agents working with Nostr Open source. No API key. No account. NIP-46 remote signing Publish notes, reply, react, repost Encrypted DMs (NIP-04 + NIP-44) Fetch events, profiles, social graph

MCP server providing real-time crypto prices (Chainlink + Binance), Polymarket prediction market data, deep web research, and JS-rendered web scraping. All services available via x402 Solana micropayments.

Pay-per-task AI agent for writing, research, code, DeFi & blockchain. Pay in USDC on Base or Solana. Supports A2A, MCP, x402 and Agentmail protocols.

A Model Context Protocol server that enables Claude AI to interact with the Solana blockchain, allowing it to execute transactions, query accounts, manage wallets, get price predictions, trade tokens, and access various blockchain data sources.

A Model Context Protocol server that provides expert guidance for Dojo and Cairo development on Starknet, offering specialized knowledge and assistance for building onchain worlds using the Dojo Entity Component System framework.

9 tools, Lightning-gated. Pay per call. For agents that need verifiable signed actions with an audit trail. Nostr event signing via daemon Publish events to relays Create Lightning invoices Action receipts — signed proof of agent actions Identity attestation

Provides AI agents with knowledge and code generation tools for building BSV blockchain applications using @bsv/simple.

This MCP server provides access to Composer Kit React component documentation, examples, and Celo Composer templates for building web3 applications on the Celo blockchain.

A TypeScript library that lets you build MCP servers whose tools charge stablecoins per call and AI agents that pay for those tools automatically via the Machine Payments Protocol on Tempo.

Deterministic failure diagnosis for Soroban transactions and simulations, providing a normalized diagnosis with ranked causes, evidence, and fixes via CLI, MCP, or library.

Enables interaction with Stellar Classic and Soroban smart contracts, allowing users to manage accounts, process payments, and handle asset operations. It provides comprehensive tools for building, deploying, and retrieving the interfaces of smart contracts on the Stellar network.

Provides a three-layer payment firewall for AI agents, enabling identity verification, risk screening, and execution authorization with on-chain policy enforcement for secure and auditable transactions.

A comprehensive toolkit for building AI agents with blockchain capabilities, enabling interactions with multiple blockchain networks for tasks like wallet management, fund transfers, smart contract interactions, and cross-chain asset bridging.

Enables agents to discover and execute Stellar ecosystem services and skills via a search tool and a sandboxed JavaScript execution tool, deployed on Cloudflare Workers.

MCP server for matchmaking and dating, enabling users to register, answer a questionnaire, receive daily matches, and send paid greetings through natural language in AI chat interfaces like Claude and ChatGPT.