Web3 & Crypto
Blockchain, cryptocurrency, Web3 development
blockchain-expert
by personamanagmentlayer
Expert-level blockchain, Web3, smart contracts, DeFi, and cryptocurrency development
alby-bitcoin-payments-agent-skill
by getAlby
Add bitcoin lightning wallet capabilities to your app using Nostr Wallet Connect (NIP-47), LNURL, and WebLN. Send and receive payments, handle payment notifications, fetch wallet balance and transaction list, do bitcoin to fiat currency conversions, query lightning addresses, conditionally settle payments (HOLD invoices), parse BOLT-11 invoices, verify payment preimages.
aibtc-bitcoin-wallet
by aibtcdev
Bitcoin L1 wallet for agents - check balances, send BTC, manage UTXOs. Extends to Stacks L2 (STX, DeFi) and Pillar smart wallets (sBTC yield).
The Graph Gateway
by edgeandnode
X402_CHAIN: base (mainnet) or base-sepolia (testnet)
hyperliquid
by chrisling-dev
Trade crypto, stocks (AAPL, NVDA, TSLA), indexes, and commodities (GOLD, SILVER) 24/7 on Hyperliquid via HIP-3. Real-time position & P&L tracking, orderbook monitoring, multi-account management, and websocket client for sub-5ms low-latency high-frequency trading.
guidelines-advisor
by runkids
Smart contract development advisor based on Trail of Bits' best practices. Analyzes codebase to generate documentation/specifications, review architecture, check upgradeability patterns, assess implementation quality, identify pitfalls, review dependencies, and evaluate testing. Provides actionable recommendations.
constant-time-testing
by runkids
Constant-time testing detects timing side channels in cryptographic code. Use when auditing crypto implementations for timing vulnerabilities.
constant-time-analysis
by runkids
Detects timing side-channel vulnerabilities in cryptographic code. Use when implementing or reviewing crypto code, encountering division on secrets, secret-dependent branches, or constant-time programming questions in C, C++, Go, Rust, Swift, Java, Kotlin, C#, PHP, JavaScript, TypeScript, Python, or Ruby.
crypto
by florianbuetow
This skill should be used when the user asks to "check for cryptographic issues", "analyze encryption", "find weak hashing", "audit password storage", "check for hardcoded keys", or mentions "cryptography", "encryption", "hashing", "TLS", "certificates", or "random number generation" in a security context. Maps to OWASP Top 10 2021 A02: Cryptographic Failures.
quicknode-skill
by quiknode-labs
Quicknode blockchain infrastructure including RPC endpoints (80+ chains), Streams (real-time data), Webhooks, IPFS storage, Marketplace Add-ons (Token API, NFT API, DeFi tools), Solana DAS API (Digital Asset Standard), Key-Value Store, gRPC streaming (Yellowstone for Solana, Hypercore for Hyperliquid), and x402 pay-per-request RPC. Use when setting up blockchain infrastructure, configuring real-time data pipelines, processing blockchain events, storing data on IPFS, using Quicknode-specific APIs, querying Solana NFTs/tokens/compressed assets, persisting state with Key-Value Store, or building low-latency gRPC streams. Triggers on mentions of Quicknode, Streams, qn_ methods, IPFS pinning, Quicknode add-ons, DAS API, Digital Asset Standard, compressed NFT, cNFT, getAssetsByOwner, searchAssets, Key-Value Store, KV store, qnLib, Yellowstone, gRPC, Geyser, Hypercore, Hyperliquid, HYPE, evm, rpc, ethereum, blockchain, solana, or x402.
yield-opportunities
by kukapay
Comprehensive tool for finding and analyzing DeFi yield opportunities across protocols, chains, and asset types. Use when users want to earn yield on crypto assets (staking, lending, liquidity farming, aggregators). Supports exhaustive parallel research using librarian agents, direct web searches, and GitHub repository analysis.
alby-bitcoin-payments-cli-skill
by getAlby
CLI for bitcoin lightning wallet operations using Nostr Wallet Connect (NIP-47). Use when the user needs to send/receive payments, check wallet balance, create invoices, convert between fiat and sats, or work with lightning addresses.
defi-agent
by daydreamsai
Builds a DeFi analytics agent using DeFiLlama API with x402 payments. Use when creating TVL trackers, DEX volume agents, or DeFi protocol monitoring systems.
lucid-agent-creator
by daydreamsai
Skill for creating Lucid agents with JavaScript handler code. Shows three options: MCP tool with SIWE, SDK with your wallet, or viem with custom signing. Teaches JS handler code contract, paymentsConfig, and identityConfig. Activate when: user wants to create Lucid agents with inline JS handlers (no generate API, no self-hosting). The agent will be hosted on the Lucid platform.
crypto-sentiment-agent
by daydreamsai
Builds a crypto market sentiment agent using the Fear and Greed Index with x402 payments. Use when creating crypto trading signal agents, market psychology trackers, or sentiment analysis tools.
helixa-identity
by daydreamsai
Register and manage onchain agent identity on Helixa — the ERC-8004 identity and reputation layer on Base. Mint agent souls, set traits and personality, and query cred scores for trust-aware agent interactions. Activate when: Creating onchain agent identity, setting soul traits or personality, querying agent reputation/cred scores, or integrating Helixa identity with Lucid Agents payments and A2A workflows.
xgate-server
by daydreamsai
Queries the xgate-server API for services, agents, and on-chain data. Use when looking up x402 services, ERC-8004 agents, or token transfer history.
starknet-wallet
by daydreamsai
Build a StarkNet wallet agent that checks balances, transfers tokens, stakes STRK, and executes batched transactions — all monetized via x402 micropayments on Base.
tig-innovator
by daydreamsai
AI-powered algorithm optimization agent for The Innovation Game protocol. Earns cryptocurrency by optimizing Rust algorithms. Use when optimizing TIG challenge algorithms or submitting solutions to the TIG network.
lucid-agent-editor
by daydreamsai
Skill for editing and managing existing Lucid agents via the API. Shows three options: MCP tool with SIWE, SDK with your wallet, or viem with custom signing. Activate when: user wants to edit, update, disable, or manage existing agents
helixa-cred
by daydreamsai
Query and interact with Helixa Cred — the reputation scoring system for AI agents on Base. Look up any agent's Cred score, search the agent registry, mint new agent identities via x402 micropayments, and link to Cred reports. Activate when: Checking an agent's reputation or Cred score, searching for agents by name, minting a new onchain agent identity, or building trust-aware agent workflows that need reputation data.
smart-contract-audit
by greatpie
Script-backed, out-of-box auditing workflow for Solidity/EVM repositories based on EVMbench detect/patch/exploit methodology. Use when asked to audit a smart contract repo from a URL or local path, auto-prepare the environment, find high-severity loss-of-funds vulnerabilities, validate exploitability, propose safe fixes, and deliver a structured report with exact code references.
pinion-chain-intel
by chu2bard
On-chain intelligence, transactions and wallet tools on Base. 9 x402-paywalled skills at $0.01 USDC each.
review-security
by nesnilnehc
"Review code for security: injection, sensitive data, authentication and authorization, dependencies and CVEs, configuration and secrets, and crypto. Cognitive-only atomic skill; output is a findings list."