Web3 and blockchain for Codex

4,229 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.

Also for Codex: anthropic · Git and workflow · Python · React · TypeScript · Go · openai · android · docker · Rust · bun · Localization

bdk-dojo

482

SaucePackets/bdk-dojo-skill

Skill Claude CodeCodex

Use when teaching or practicing Bitcoin wallet engineering through Rust/BDK-shaped mini-katas: UTXOs, descriptors, PSBTs, wallet sync, fee estimation, tests, and open-source contribution readiness. ⚠️ REQUIRES teach-mode — load it before any BDK Dojo turn.

not rated 2 4mo ago A 66 tokens original MIT

ens

483

thenamespace/skills

Skill Claude CodeCodex

Use whenever a developer is integrating, debugging, or auditing ENS (Ethereum Name Service) in an app — displaying ENS names instead of 0x addresses, resolving names↔addresses, showing profiles/avatars, accepting ENS in send/payment flows, building subnames, smart-contract naming, or asking "is my ENS code correct".…

not rated 2 7d ago A 216 tokens

ZhouXiaoHong/binance-skills

Skill Claude CodeCodex

Comprehensive pre-launch checklist for token/coin deployment covering smart contract, tokenomics, compliance, and go-to-market readiness.

not rated 2 8mo ago A 30 tokens

dapp-architect

485

Solonnikov/agent-skills

Skill Claude CodeCodex

Designs decentralized apps from brief to production — user + trust-boundary mapping, contract architecture, client layer, indexing strategy, off-chain components, deployment pipeline, and ops. Use when starting a new dApp and needing a coherent plan before code, auditing an existing dApp for architectural gaps, or…

not rated 2 6mo ago A 80 tokens

boltz-cli

486

ChrisLAS/skills

Skill Claude CodeCodex

Uses node-specific boltzcli- and lncli- wrappers to inspect Lightning balances, channel health, Boltz wallets, Liquid or LBTC wallets, swap quotes, swap status, and autoswap on . Use when the user asks things like "what's 's lightning balance?", "how are the channels on ?", "quote a swap to Liquid", "sweep sats to…

not rated 2 7mo ago A 121 tokens GPL-3.0

ethereum-development

487

dirtybits/agent-skills

Skill Claude CodeCodex

Production-grade Ethereum/EVM development workflow for smart contracts, dApps, transactions, clients, gas optimization, testing, security review, deployment, verification, monitoring, and incident response across Foundry, Hardhat, Solidity, TypeScript, viem, ethers, wagmi, and common EVM networks.

not rated 2 1mo ago A 64 tokens original MIT

stakingverse-lukso

489

JordyDutch/Agent-skills-hub

Skill Claude CodeCodex

Stake LYX tokens on Stakingverse (LUKSO liquid staking). Use when the user wants to stake LYX, unstake LYX, claim rewards, or check sLYX balance on Stakingverse. Supports deposit, withdrawal requests, and oracle-claim pattern.

not rated 2 8mo ago A 62 tokens

vet-agent

490

bnb-attestation-service/agent_scan_skills

Skill Claude CodeCodex

Assess whether a specific ERC-8004 agent is trustworthy and capable, using the Agent Scan backend. Use this whenever the user wants to evaluate, vet, or do due diligence on an agent before trusting/hiring it. Triggers: "is this agent reliable", "vet this agent", "should I trust agent X", "due diligence on agent"…

not rated 2 4mo ago A 96 tokens

chaingpt-mcp

491

mikeysrecipes/chaingpt-mcp

MCP server Claude CodeCodexCursor +2

Bring ChainGPT Capabilities into your AI Agent. Web3. Runs locally from the chaingpt-mcp npm package.

not rated 2 1y ago A tokens not measured original MIT

mcp-upbit

492

BrainDAO/mcp-upbit

MCP server Claude CodeCodexCursor +2

Fast MCP server for interacting with Upbit (public market data and optional private trading tools). Runs locally from the @iqai/mcp-upbit npm package.

not rated 2 4mo ago A tokens not measured original MIT

xrpl-mcp

493

tamago-labs/xrpl-mcp

MCP server Claude CodeCodexCursor +2

MCP server implementation for XRP Ledger. Runs locally from the @tamago-labs/xrpl-mcp npm package.

not rated 2 1y ago A tokens not measured

crypto-signal

494

myownipgit/crypto-signal-mcp

MCP server Claude CodeCodexCursor +2

MCP server "crypto-signal" as configured in myownipgit/crypto-signal-mcp. Runs /Users/myownip/workspace/Crypto-Signal-MCP-test1/server.js with node.

not rated 2 1y ago A tokens not measured

fabric-mcp-server

495

adityajoshi12/fabric-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server for interacting with Hyperledger Fabric blockchain networks. Runs locally from the fabric-mcp-server npm package.

not rated 2 6d ago A tokens not measured

sui-butler

496

tamago-labs/sui-butler

MCP server Claude CodeCodexCursor +2

Serverless-based MCP server implementation for Sui blockchain using zkLogin. Runs locally from the sui-butler npm package.

not rated 2 1y ago A tokens not measured archived

holochain-mcp-server

497

Soushi888/holochain-mcp

MCP server Claude CodeCodexCursor +2

MCP server "holochain-mcp-server" as configured in Soushi888/holochain-mcp. Runs locally from the holochain-mcp-server npm package.

not rated 2 1y ago A tokens not measured archived

axie-mcp

498

jackdlogan/axie-mcp

MCP server Claude CodeCodexCursor +2

MCP server for Axie Infinity — search Axies, land, players, leaderboards, and marketplace data. Runs locally from the axie-mcp npm package.

not rated 2 7mo ago A tokens not measured original MIT

a2amarket-mcp-server

499

ggqshuai-hub/a2amarket-mcp-server

MCP server Claude CodeCodexCursor +2

A2A Market MCP Server — Connect AI agents to A2A Market via Model Context Protocol. 51 MCP Tools covering sourcing, negotiation, settlement, and notification. Runs locally from the @hz-abyssal-heart/a2amarket-mcp-server npm package.

not rated 2 6mo ago A tokens not measured

bybit-mcp-server

500

JohnnyWic/bybit-mcp

MCP server Claude CodeCodexCursor +2

A Model Context Protocol server for Bybit V5 API. Runs locally from the bybit-mcp-server Python package.

not rated 2 6mo ago A tokens not measured original MIT

zora-mcp-server

501

6missedcalls/zora-mcp

MCP server Claude CodeCodexCursor +2

A MCP server for trading Zora Protocol tokens on the Base Mainnet. Runs locally from the @6missedcalls-ai/zora-mcp-server npm package.

not rated 2 8mo ago A tokens not measured original MIT

hoton-mcp

502

hotonlabs/hoton-mcp

MCP server Claude CodeCodexCursor +2

MCP server that lets AI agents buy Telegram Stars, Premium and TON top-ups on hoton.tg. Runs locally from the hoton-mcp npm package.

not rated 2 4mo ago A tokens not measured original MIT

sui-graphql-mcp

503

Sceat/sui-graphql-mcp

MCP server Claude CodeCodexCursor +2

MCP server "sui-graphql-mcp" as configured in Sceat/sui-graphql-mcp. Runs locally from the sui-graphql-mcp npm package.

not rated 2 1y ago A tokens not measured original MIT

okx-mcp-server

504

Nith567/sei-mcp

MCP server Claude CodeCodexCursor +2

Model Context Protocol (MCP) server for gasless DEX swapping powered by OKX DEX API + Biconomy MEE. Runs locally from the okx-mcp-server npm package.

not rated 2 1y ago A tokens not measured original MIT

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: