4,169 mods tagged Web3 and blockchain that install into Codex, measured the same four ways as everything else here: what each costs in tokens on every session, what a security scan found and why, whether it is the original, and what changed.
hummusonrails/arbitrum-dapp-skill
Skill Claude CodeCodex needs its repo
Opinionated guide for building dApps on Arbitrum using Stylus (Rust) and/or Solidity. Covers local devnode setup, contract development, testing, deployment, and React frontend integration with viem. Use when starting a new Arbitrum project, writing Stylus or Solidity contracts, deploying to Arbitrum, or building a…
lordbasilaiassistant-sudo/x402-wiki
Skill Claude CodeCodex needs its repo
Broke to Built AI operates 44 x402 micropayment services on Base. All services follow the x402 protocol: send USDC, receive data. No API keys. No subscriptions. No setup.
Skill Claude CodeCodex
Execute pump.fun token trades via pumpfun-cli. Handles buy/sell with smart routing (bonding curve vs PumpSwap AMM), slippage control, priority fees, compute units, and dry-run simulation. Also covers token launch, migration, wallet management, and token discovery. Use when the user wants to trade, swap, buy, sell…
Skill Claude CodeCodex
Revenue infrastructure for autonomous AI agents on Base. Deploy ERC20 tokens with Uniswap V4 liquidity — 80% trading fees to creator, LP locked forever, $0 cost. 148 tokens live. Own contracts (no Clanker dependency). Direct blockchain calls = zero downtime. CLI, MCP server, or smart contract.
MCP server Claude CodeCodexCursor +2
CLI-first, non-custodial Lightning Network wallet for autonomous AI agents. Runs locally from the saturnzap Python package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Agent-native lending on Solana via x402: borrow against tokens, arm in-vault TP/SL, repay. Runs locally from the @magpieloans/magpie-mcp npm package.
MCP server Claude CodeCodexCursor +2
MCP server "LNbits" as configured in lnbits/LNbits-MCP-Server. Launched with /Users/[user]/Desktop/lnbits-mcp-server/venv/bin/lnbits-mcp-server. Needs 3 environment variables to run.
Skill Claude CodeCodex
XT.COM exchange CLI — spot & futures trading via progressive conversation. Market data, balance, orders, transfer, and withdrawal.
Skill Claude CodeCodex
Use when the user asks anything about blockchain wallets, transactions, signing, token transfers, supported chains, wallet balances, perpetual futures trading, prediction markets, token swaps, cross-chain bridges, market data, token discovery, decoding EVM calldata, DeFi earn/yield vaults, or authentication via the…
MCP server Claude CodeCodexCursor +2
Command-line interface for the Indodax cryptocurrency exchange. Runs locally from the @ibidathoillah/indodax-cli npm package.
MCP server Claude CodeCodexCursor +2
A simple, lightweight and fast MCP (Model Context Protocol) server that provides Solidity development capabilities using the Foundry toolchain (Forge, Cast, and Anvil). Runs locally from the foundry-mcp-server npm package.
MCP server Claude CodeCodexCursor +2
MCP server for generating GenLayer Intelligent Contracts with AI-native blockchain capabilities. Runs locally from the genlayer-mcp npm package.
MCP server Claude CodeCodexCursor +2
Model Context Protocol (MCP) server for Lightning Polar - enables LLMs to interact with Polar networks. Runs locally from the @lightningpolar/mcp npm package.
MCP server Claude CodeCodexCursor +2
Custom MCP Server for BSV development providing context and tools for development. Runs locally from the @bsv/mcp npm package.
Skill Claude CodeCodex
Trade crypto safely using a local Seashail MCP wallet boundary (spot, perps, NFTs, DeFi; policy-gated).
Skill Claude CodeCodex
DeFi portfolio management, token swaps, transfers, gas optimization, and price research using the y0 MCP server. Use when user asks to "check my portfolio", "swap tokens", "send crypto", "check gas", "token price", "transaction history", "rebalance", "buy ETH", "sell USDC", or any crypto/DeFi/blockchain wallet…
MCP server Claude CodeCodexCursor +2
MCP server providing comprehensive access to Stellar blockchain through 73+ CLI tools. Runs locally from the stellarpilot npm package.
MCP server Claude CodeCodexCursor +2
Stablecoin payment MCP server — USDC on Base & Solana for AI agents. Runs locally from the paean-pay-mcp npm package.
AlgoVaultLabs/crypto-quant-signal-mcp
MCP server Claude CodeCodexCursor +2
Quant trading signals, funding rate arb scanning, and market regime detection for crypto perps. Runs locally from the crypto-quant-signal-mcp npm package.
Skill Claude CodeCodex
This skill should be used when the user asks to "zap into a pool", "add liquidity", "zap in", "provide liquidity", "LP into", "zap out", "remove liquidity from pool", "withdraw from position", "migrate position", "move liquidity", "migrate LP", "rebalance position", or wants to add, remove, or migrate liquidity in…
MCP server Claude CodeCodexCursor +2
Live, neutral benchmarks for public RPC latency, oracles, bridges, perp DEX, and prediction markets. Remote server at openchainbench.com.
Skill Claude CodeCodex
Deploy and manage compliant tokens on 10 blockchain networks via Bitbond TokenTool MCP (17 tools). Use when user asks to deploy a token, create an ERC-20, issue a security token, tokenize an asset, mint tokens, burn tokens, pause token transfers, create an SPL token on Solana, issue a Stellar asset, estimate…
Portkey-Wallet/eoa-agent-skills
Skill Codex
Portkey EOA wallet lifecycle and asset operations for creating, importing, listing, backing up, selecting, and deleting wallets; querying tokens, NFTs, prices, balances, and history; and performing transfers, approvals, bridge, view, send, and fee estimation operations on AElf. Use by default for direct EOA wallets…
TomorrowDAOProject/tomorrowDAO-skill
Skill Claude CodeCodex
TomorrowDAO governance, BP, and resource operations for agents.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: