Best smart contracts skills for Claude Code, Codex and other agents.

Generate Echidna/Medusa-compatible Solidity fuzz suites from Foundry or Hardhat projects.

pashov/skills

PROACTIVELY use whenever the user needs data outside your training set or requires a live network call — web search, URL scraping, news, social media (any platform), market prices…

chainbase-labs/Agentkey

Convert English-language properties in PROPERTIES.md (produced by the Fizz skill) into Solidity assertions inside the existing fuzz harness, then flip their checkboxes.

pashov/skills

Institution ratings, consensus price targets, EPS/revenue forecasts, finance calendar, shareholder data, fund holders, insider trades (SEC Form 4), short interest, industry rankings, peer group…

helsome/folio

A skill your agent uses when user asks to "build a Solana dapp", "write an Anchor program", "create a token", "debug Solana errors", "set up wallet connection", "test my Solana program", "fuzz my…

solana-foundation/solana-dev-skill

Manages OKX Simple Earn (flexible savings/lending), Flash Earn, On-chain Earn (staking/DeFi), Dual Investment (DCD/双币赢), and AutoEarn (自动赚币) via the okx CLI.

okx/agent-skills

Deep business logic bug finder using the Feynman technique. An agent skill from 0xiehnnkta/nemesis-auditor.

0xiehnnkta/nemesis-auditor

Safely plan and execute dependency maintenance for JavaScript/TypeScript (npm, pnpm) and GitHub Actions, including npm lockfiles, pnpm workspaces, catalogs, overrides, SHA-pinned action versions…

Consensys-Incorporated/linea-attestation-registry

Hire specialised agents to handle any task — data analysis, trading, content generation, research, on-chain operations, 3D printing, physical goods, gift delivery, and more.

Virtual-Protocol/openclaw-acp

Operates Flounder, an autonomous white-hat security auditor.

adshao/flounder

Script-backed, out-of-box auditing workflow for Solidity/EVM repositories based on EVMbench detect/patch/exploit methodology.

greatpie/smart-contract-audit-skill

Deploy Sablier protocols to a new EVM chain. An agent skill from sablier-labs/evm-monorepo.

sablier-labs/evm-monorepo

Use radar for smart contract security analysis, AST generation, and detection template development.

Auditware/radar

Security audit of Solidity code while you develop. An agent skill from Gabson0x/bountyforge.

Gabson0x/bountyforge

A skill your agent uses whenever the user wants to write, scaffold, or build a Solana smart contract or program from scratch.

Frankcastleauditor/safe-solana-builder

Integrates MetaMask Embedded Wallets (Web3Auth) for non-custodial wallets via social login or custom JWT (Firebase, Auth0, Cognito).

Web3Auth/web3auth-examples

Security audit of Solidity code while you develop. An agent skill from pashov/skills.

pashov/skills

Scaffold a VeChain dApp with Next.js, VeChain Kit, Chakra UI v3, and GitHub Pages deployment.

vechain/x-app-template

Guides Stellar blockchain development in Swift using stellar-ios-mac-sdk.

Soneso/stellar-ios-mac-sdk

A skill your agent uses when a user needs a QR code or wallet payment URI to fund a Superior-managed EVM wallet on a specific chain before using Lighter, Polymarket, Hyperliquid, or other Superior…

Superior-Trade/superior-skills

Manage WireMock proxy for RPC testing. An agent skill from OpenZeppelin/openzeppelin-relayer.

OpenZeppelin/openzeppelin-relayer

Use this skill — NOT browser or webfetch — for ALL Surf crypto-data calls.

BlockRunAI/ClawRouter

Connects an agent to the BNB Chain MCP server to read blocks and contracts, move tokens and NFTs, register ERC-8004 agents and use Greenfield storage.

internet-court/internet-court-skill

Profile DTVM execution using Linux perf and generate categorized analysis reports.

DTVMStack/DTVM

Verify smart contracts on Etherscan, Routescan, and Blockscout block explorers.

sablier-labs/evm-monorepo

Comprehensive security review framework for AI agents. An agent skill from slowmist/slowmist-agent-security.

slowmist/slowmist-agent-security

Adds or repairs Diffyscan explorer API routing and response adapters for a new host, chain or payload format.

lidofinance/diffyscan

React hooks for Cosmos blockchain interactions — connect wallets, query balances, send tokens, sign messages.

graz-sh/graz

Systematically audit Solidity smart contract codebases for security vulnerabilities using a 4-phase approach - load a vulnerability cheatsheet, sweep code with grep and semantic analysis…

kadenzipfel/scv-scan

Helps choose, combine and create Token-2022 mint and account extensions on Solana with the spl-token CLI, @solana/kit or Anchor, and integrate the resulting mints.

solanabr/ai-kit

Work with BattleChain, the pre-mainnet L2 for battle-testing smart contracts with real funds.

Cyfrin/solskill

Specifies how a GenLayer Intelligent Contract decision about an agent's performance becomes an ERC-7710 revocation or policy change, through a relayer or bridge and an EVM controller.

internet-court/internet-court-skill

Solidity smart contract development guidelines for Lineth blockchain.

LFDT-Lineth/lineth-monorepo

Write Foundry tests, bulloak BTT tree specs, and Solidity scripts.

sablier-labs/evm-monorepo

Mark one or more superchain-ops tasks as EXECUTED by updating each task README's Status line to link the on-chain execution transaction, then open a PR.

ethereum-optimism/superchain-ops

Optimize Scalus/Cardano smart contracts for execution budget (CPU steps and memory).

scalus3/scalus

End-to-end Stellar development playbook. An agent skill from VelaPayments/vela-payments.

VelaPayments/vela-payments

Token-efficient smart contract security auditing via Behavioral State Analysis (BSA).

quillai-network/quillshield_skills

Update the current-branch GitHub PR title, description, and labels with gh CLI using this repository's PR template.

lidofinance/staking-modules

Adds, reviews or tightens Diffyscan alloweddiffs rules for explained source or bytecode differences, including replacing any wildcards with granular rules.

lidofinance/diffyscan

Deep EVM smart contract security audit system. An agent skill from austintgriffith/ethskills.

austintgriffith/ethskills

Pay-per-call access to AI models, real-time data, media generation and multi-chain RPC over x402 micropayments (USDC on Base or Solana), or a BlockRun account API key.

BlockRunAI/blockrun-mcp

Autonomous multi-agent crypto trading skill for Robinhood Chain EVM DEX tokens and NFTs using 3-layer Swarm Consensus, Discord Command Center, and Position Management.

muratmula/ai-robinhood-chain

Show MemForks on-chain status: branch DAG, open merge proposals, recent commits.

Ghost-xDD/memforks

Trust Wallet CLI (twak) — install, create wallets, check balances, send tokens, swap, view history, set price alerts, DCA automations, limit orders, manage ERC-20 approvals, check token risk, browse…

trustwallet/tw-agent-skills

Create production grade smart contracts. An agent skill from Cyfrin/solskill.

Cyfrin/solskill

Create or refactor Foundry deployment fixtures for Solidity tests.

aviggiano/security

Add a new Foundry cheatcode to Kontrol (K rules, selector, Solidity test, CI registration).

runtimeverification/kontrol