Web3 and blockchain for Claude Code

4,892 mods tagged Web3 and blockchain that install into Claude Code, 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 Claude Code: anthropic · Git and workflow · React · Python · TypeScript · docker · Go · Localization · Rust · nextjs · bun · android

bountyforge

25

Gabson0x/bountyforge

Skill Claude CodeCodex

All-round bug bounty skill covering smart contract audits (EVM/Solidity, Move/Aptos, Solana, TRON), web/API security, CI/CD pipeline attacks, LLM/AI security, and professional report generation for HackerOne, Bugcrowd, Intigriti, and Immunefi. Full pipeline — recon, pre-hunt learning from disclosed reports…

not rated 409 +3 8d ago D 351 tokens

moss-site/moss-trade-bot-skills

Skill Claude Code

A tool for turning a trading idea written in everyday language into a cryptocurrency trading bot. It can run local tests on past market data, with optional checks and simulated trades through external platforms.

not rated 381 19d ago A 59 tokens MIT-0

polyclaw

27

chainstacklabs/polyclaw

Skill Claude CodeCodex

Trade on Polymarket via split + CLOB execution. Browse markets, track positions with P&L, discover hedges via LLM. Polygon/Web3.

not rated 356 4mo ago A 37 tokens original Apache-2.0

minara

29

Minara-AI/minara-skills

Skill Claude CodeCodex

Crypto trading & wallet, and AI market analysis via Minara CLI. Swap, perps, transfer, deposit (credit card/crypto), withdraw, AI chat, market discovery, x402 payment, autopilot, limit orders, premium. EVM + Solana + Hyperliquid. Use when: (1) crypto tokens/tickers (ETH, BTC, SOL, USDC, $TICKER, contract addresses)…

not rated 338 +1 1mo ago A 224 tokens

flounder

30

adshao/flounder

Skill Claude CodeCodex needs its repo

Operates Flounder, an autonomous white-hat security auditor. Use when a user asks for a security audit, bug-bounty review, vulnerability investigation, or exploit proof for a public-source or authorized repository, source tree, package, smart contract, Solidity/EVM project, ZK or proof-system code, deployed address…

not rated 331 +1 changed 3d ago A 202 tokens AGPL-3.0

onchainos-skills

31

okx/onchainos-skills

Plugin Claude Code

Bundles 7 skills · 1,377 tokens together

onchainos-skills. Skills for AI agents to integrate with the OKX OnchainOS API — Wallet, token discovery, market data, DEX swap, and transaction broadcasting.

not rated 329 changed 4d ago A tokens not measured

cymbal

33

1broseidon/cymbal

Skill Claude Code

Tree-sitter indexed code navigator. Use the cymbal CLI — not Read, Grep, Glob, or Bash — for finding where symbols are defined, tracing callers and callees, locating interface implementations, understanding the impact of a change, and mapping imports across an existing codebase. Returns precise, token-efficient…

not rated 318 +3 yesterday A SkillSpector: pass 89 tokens original MIT

fintool

34

second-state/fintool

Skill Claude CodeCodex

Financial trading CLIs — spot and perp trading on Hyperliquid, Binance, Coinbase, OKX. Prediction markets on Polymarket. Deposit and withdraw across chains. LLM-enriched price quotes with trend analysis. News and SEC filings. Historical backtesting with forward PnL analysis. Use when: user asks about stock/crypto…

not rated 311 +1 3mo ago A 91 tokens

0xquqi/sun-skill

Skill Claude CodeCodex

A reference for analysing crypto-industry and business decisions through Justin Sun’s stated ideas and communication style, based on his public writing, interviews, courses, autobiography, and other media.

not rated 284 +2 5mo ago A 248 tokens

PlamenTSV/plamen

Skill Claude CodeCodex

L1 trigger - detects non-determinism, state transition completeness violations, and safety/liveness invariant breaks in consensus code. Inject into depth-consensus-invariant or depth-state-trace.

not rated 286 today A SkillSpector: pass 45 tokens original MIT

ethskills

37

austintgriffith/ethskills

Plugin Claude Code

Bundles 28 skills · 1,751 tokens together

Ethereum development skills — corrects LLM blind spots on gas costs, L2s, CROPS trust review (Censorship Resistance, Open Source and Free, Privacy, Security), DeFi protocols, security, and the current tool landscape.

not rated 282 +6 18d ago A tokens not measured

kryptogo-pay

38

paid-tw/skills

Plugin Claude Code

Bundles 5 skills, 1 hook · 254 tokens together

A plugin package for connecting applications to KryptoGO Payment, a stablecoin payment service, including payment collection and transaction operations.

not rated 277 6mo ago A tokens not measured original MIT

awp

39

awp-core/awp-skill

Skill Claude CodeCodex

AWP (Agent Work Protocol) — the complete toolkit for agent mining on Base, Ethereum, Arbitrum, and BSC. Use this skill when the user explicitly mentions AWP, worknets, veAWP, awp-wallet, or AWP-specific operations. Handles: onboarding (wallet setup, registration, worknet joining), staking (deposit, withdraw, gasless…

not rated 237 4mo ago B 262 tokens original MIT

bitget-wallet

40

bitget-wallet-ai-lab/bitget-wallet-skill

Skill Claude CodeCodex

Interact with Bitget Wallet API for crypto market data, token info, swap quotes, RWA (real-world asset) stock trading, and security audits. Use when the user asks about wallet, token prices, market data, swap/trading quotes, RWA stock discovery and trading, token security checks, K-line charts, or token rankings on…

not rated 236 +1 3mo ago A 87 tokens original MIT

Uniswap/uniswap-ai

Plugin Claude Code

Bundles 3 skills · 504 tokens together

Reference guide, interactive configurator, and guided deployer for setting up a Uniswap v4 Permissioned Pool for a transfer-restricted ERC-20 - contract architecture, the ordered setup journey, code-enforced ordering and reverts, the trust model, validated setup-parameter collection, and the guided on-chain deployment.

not rated 230 changed 2d ago A tokens not measured original MIT

vibeforge1111/dexscreener-cli-mcp-tool

Skill Claude CodeCodex

You are a token scanning specialist using the Dexscreener Unofficial CLI (not affiliated with or endorsed by Dexscreener). All APIs used are free and public - no API keys required. You help users discover, analyze, and monitor tokens across every chain Dexscreener supports using the CLI and MCP tools.

not rated 228 6mo ago A 0 tokens

beacon-skill

43

Scottcjn/beacon-skill

Skill Claude CodeCodex

Agent-to-agent protocol for social coordination, crypto payments, and P2P mesh.

not rated 224 +4 today B 0 tokens original MIT

toleno-mcp

45

tolenonetwork/toleno-mcp

MCP server Claude CodeCodexCursor +2

Toleno Network MCP Server — Manage your Toleno mining account with Claude AI using natural language. Runs locally from the @toleno/mcp npm package. Needs 1 environment variable to run.

not rated 206 +2 6mo ago A tokens not measured

polymarket-profile

46

runesleo/polymarket-toolkit

Skill Claude Code

Polymarket address profiler — input any 0x address, get a complete trading profile with PnL, win rate, positions, category breakdown, and top trades. All data from public APIs, no local database needed.

not rated 191 18d ago A SkillSpector: pass 51 tokens original MIT

web3-polymarket

48

Polymarket/agent-skills

Skill Claude CodeCodex

Polymarket integration for prediction market trading on Polygon. Covers authentication (L1 EIP-712, L2 HMAC-SHA256, builder headers), order placement (GTC/GTD/FOK/FAK, batch, post-only, heartbeat), market data (Gamma API, Data API, orderbook, subgraph), WebSocket streaming (market/user/sports channels), CTF operations…

not rated 185 +1 6mo ago A 140 tokens

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