Web3 and blockchain skills

3,197 tagged Web3 and blockchain, measured the same way as everything else here.

Browse within: blockchain 207skills 202defi 175ethereum 158crypto 1333d 120animation 119avatar 119character-studio 119solana 104agent-payments 86a2a 73security-audit 73api 72

valr-exchange

170

valrdotcom/valr-agent-skills

Skill Claude Code

Interact with the VALR cryptocurrency exchange API. Handles authentication (HMAC-SHA512 signing), account balance queries, market data retrieval, spot order placement, perpetual futures trading, fee queries, VALR Pay (instant P2P payments), crypto deposits and withdrawals, and more. TRIGGER when: the user mentions…

not rated 11 4mo ago A 148 tokens

buy-x402

171

ObolNetwork/obol-stack

Skill Claude CodeCodex

Buy from any x402-gated endpoint. Start with go — it probes, detects the offer type, and runs the right flow. Expert flows underneath: pay for one-shot HTTP services (single authorization, no sidecar), pay-agent for one-shot streaming agent calls, and buy for long-running paid inference (pre-authorized batch via…

not rated 11 3d ago A 132 tokens original Apache-2.0

chainflip-swap

172

CumpsD/broker-as-a-service

Skill Claude CodeCodex

Execute native cross-chain cryptocurrency swaps via Chainflip Broker as a Service. Trigger whenever the user wants to swap, exchange, trade, convert, move, or bridge crypto across chains: BTC, ETH, SOL, DOT, TRX (Tron), USDC, USDT, FLIP. These are real Layer-1 assets, no wrapped tokens and no bridges. Patterns: "swap…

not rated 10 1mo ago A 190 tokens original MIT

aibtc-bitcoin-wallet

173

aibtcdev/aibtc-mcp-server

Skill Claude CodeCodex

Bitcoin L1 wallet for agents - check balances, send BTC, manage UTXOs. Extends to Stacks L2 (STX, DeFi) and Pillar smart wallets (sBTC yield).

not rated 10 changed 2d ago A 49 tokens

midnight-compact

174

ADAvault/midnight-skill

Skill Claude Code needs its repo

Write, test, and deploy Compact smart contracts for Midnight. Use when writing privacy-preserving contracts, ZK circuits, shielded tokens, or any on-chain Midnight code. Triggers on: Midnight, Compact, smart contract, zero-knowledge, ZK, shielded, circuit, witness, ledger, proof server, DUST, NIGHT, disclose, Zswap.…

not rated 10 7d ago B 104 tokens original MIT

ChainAware/behavioral-prediction-mcp

Skill Claude CodeCodex

Use this skill whenever a user asks about wallet safety, fraud risk, rug pull detection, wallet behavior analysis, DeFi personalization, on-chain reputation scoring, AML checks, token ranking by holder quality, airdrop screening, lending risk, token launch auditing, or AI agent trust scoring. Triggers on questions…

not rated 10 26d ago A 440 tokens original MIT

circom-auditor

176

zksecurity/zk-skills

Skill Codex

Audit Circom circuits for soundness, completeness, privacy, and constraint bugs. Use when the user asks to audit, review, check, or find vulnerabilities in Circom code, or when they ask to run circom-auditor on a repo or specific .circom files.

not rated 10 1mo ago A 63 tokens original MIT

evm-audit-master

177

austintgriffith/evm-audit-skills

Skill Claude CodeCodex

Master index for EVM smart contract security audit skills. Load this FIRST for every audit to determine which specialized skills to load. Contains routing table and audit methodology.

not rated 10 1mo ago A 38 tokens

nostr

178

soapbox-pub/nostr-skills

Skill Claude CodeCodex

Knowledge about the Nostr protocol. Use to view up-to-date NIPs, discover capabilities of the Nostr protocol, and to implement Nostr functionality correctly.

not rated 10 7mo ago A 35 tokens CC-BY-SA-4.0

geo-publish

179

geobrowser/geo-skills

Skill Claude CodeCodex

Publish entities and relations to the Geo knowledge graph with Geo SDK 0.20.1. Use when creating, updating, or deleting entities and relations, publishing personal-space edits, or proposing DAO-space edits.

not rated 10 18d ago A 46 tokens original MIT

func2tolk

180

ton-blockchain/skills

Skill Codex

Port TON smart contracts from FunC (.fc/.func) to modern Tolk (.tolk) with Acton: use acton func2tolk when helpful, then refactor storage/messages/opcodes into typed structs and serialization, implement Acton-style entrypoints, generate wrappers, migrate JS/TS tests to native Tolk tests, and use acton…

not rated 10 2mo ago A 112 tokens

alpha-arcade-mcp

181

phara23/alpha-mcp

Skill Claude CodeCodex

Trade on Alpha Arcade prediction markets on Algorand — browse markets, read orderbooks, place limit/market orders, manage positions, cancel/amend orders, split/merge shares, and claim winnings. Use when user asks about prediction markets, event betting, YES/NO shares, orderbooks, or Alpha Arcade.

not rated 10 1mo ago A 71 tokens original MIT

xpr-network-dev

182

XPRNetwork/xpr-network-dev-skill

Skill Claude CodeCodex needs its repo

XPR Network (formerly Proton) blockchain development - proton-tsc smart contracts, @proton CLI and web SDK, RPC and Hyperion queries, DeFi (MetalX, Alcor, LOAN), NFTs, the XPR Agents job board, node and Hyperion operations. Use for anything mentioning XPR, Proton, or @proton packages.

not rated 10 +1 changed 2d ago A 77 tokens original MIT

ag402

186

AetherCore-Dev/ag402

Skill Claude CodeCodex

AI Agent Payment Protocol — auto-pay x402 APIs with Solana USDC. Commands: setup, pay , balance, history, doctor, serve. Use exec to run CLI commands.

not rated 9 1mo ago A 42 tokens original MIT

magicblock

187

magicblock-labs/magicblock-dev-skill

Skill Codex

Design, implement, and debug MagicBlock applications on Solana. Covers Ephemeral Rollups with delegated state; ER/PER architecture and settlement; private payments and token flows; oracles and randomness; scheduling and temporary authority; security and local validation. Use for MagicBlock product selection…

not rated 9 4d ago A 70 tokens original MIT

btt

188

sablier-labs/agent-skills

Skill Claude CodeCodex

Write bulloak tree specifications (.tree files) for smart contract integration tests. Trigger phrases - write a tree, create test tree, BTT spec, bulloak tree, Branching Tree Technique, or when writing integration tests for contract functions.

not rated 9 29d ago A 53 tokens original MIT

UvRoxx/midnight-agent-skills

Skill Claude CodeCodex

Comprehensive guide to writing Compact smart contracts for Midnight Network. Use this skill when writing, reviewing, debugging, or learning Compact code. Triggers on "write a contract", "Compact syntax", "Midnight smart contract", "ledger state", "circuit function", or "ZK proof".

not rated 9 5mo ago A 66 tokens original MIT

clarity-patterns

190

aibtcdev/skills

Skill Claude CodeCodex

Clarity smart contract pattern library — reusable code patterns, contract templates, and design references for building on Stacks.

not rated 9 5d ago A 28 tokens

eterna-trading-guide

191

EternaHybridExchange/eterna-mcp

Skill Claude CodeCodex

Comprehensive trading guide for the Eterna MCP Gateway. Covers risk management rules, position sizing, deposit flow, and order lifecycle for Bybit perpetual futures trading via executecode + eterna. SDK.

not rated 8 1mo ago A 45 tokens original MIT

flop-airdrop-skill

192

dizcorvus/flop-airdrop-skill

Skill Claude CodeCodex

Comprehensive autonomous skill for AI agents to guide users through the $FLOP airdrop, Flop Labs Technocore participation, tclk/1 HTLC escrow deal coordination, whitepaper/teaser specs, and testnet faucet readiness. Supports Dual-Engine execution (MCP-First native tools + Python CLI fallback) with official Ed25519…

not rated 8 changed yesterday A 109 tokens original MIT

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