Web3 & Crypto
Blockchain, cryptocurrency, Web3 development
scv-scan
by kadenzipfel
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, deep-validate candidates against reference files, and output a severity-ranked findings
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.
mvx_dapp_audit
by multiversx
Auditing dApps and standard Frontend flows.
multiversx-defi-math
by multiversx
Financial math patterns for MultiversX smart contracts — precision management, half-up rounding, safe rescaling, and percentage calculations. Use when building any DeFi contract that handles financial calculations, fees, rates, or token math.
mvx_entry_points
by multiversx
Identify and analyze MultiversX Smart Contract entry points (#[endpoint], #[view], #[payable]).
mvx_defi_math
by multiversx
Financial math for MultiversX DeFi — precision management, half-up rounding, safe rescaling, percentage calculations.
mvx_constant_time
by multiversx
Verifying constant-time operations in crypto implementations.
multiversx-vault-pattern
by multiversx
In-memory token ledger pattern for tracking intermediate balances during multi-step operations within a single transaction. Use when building any contract that processes sequential token operations — aggregators, batch processors, atomic swaps, or multi-step DeFi flows.
multiversx-property-testing
by multiversx
Use property-based testing and fuzzing to find edge cases in smart contract logic. Use when writing comprehensive tests, verifying invariants, or searching for unexpected behavior with random inputs.
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.
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."
btt
by sablier-labs
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.
pywayne-crypto
by wangyendt
Encryption and decryption toolkit for string and byte data. Supports Fernet (AES-128) symmetric encryption, fallback XOR encryption, custom password protection, code obfuscation, and batch processing. Use when users need to encrypt/decrypt sensitive data, protect algorithms, or obfuscate Python code.
wecom-agent
by tzwkb
企业微信全能 agent——本地解密读取聊天记录、自建应用API发消息/查通讯录/读写在线文档/日程会议、实时接收消息并自主处理(自动回复/写文档)。触发词：企业微信/企微/wecom，读消息/导出聊天记录、发消息/通知、查通讯录/找人、建文档/读文档/编辑文档、日程/会议、实时接收/自动回复。
oasis-dev
by rube-de
Help developers build on Oasis Network: Sapphire confidential EVM, ROFL off-chain apps, CLI operations, SDK patterns (Rust, Go, TypeScript, Python), and ParaTime development.
sablier-protocol
by PaulRBerg
This skill should be used when the user asks "what is Sablier", "explain Sablier protocol", "how does Sablier work", "Sablier vesting", "Sablier airdrops", "Sablier payroll", mentions Sablier company/product/protocol, or needs context about the Sablier ecosystem.
etherscan-api
by PaulRBerg
This skill should be used when the user asks to "check ETH balance", "query ERC-20 balance", "get wallet balance", "check token holdings", "query Etherscan", or mentions Etherscan API, blockchain balance queries, or multi-chain balance lookups.
web3-foundry
by PaulRBerg
Write Foundry-based tests and scripts. Trigger phrases - foundry testing, write test, fuzz test, fork test, invariant test, deploy script, gas benchmark, coverage, or when working in tests/ or scripts/ directories.
cli-cast
by PaulRBerg
This skill should be used when the user asks to "send a transaction", "call a contract", "sign a message", "use cast", "cast send", "cast call", "cast wallet", "decode calldata", "encode ABI", "check balance", or mentions Foundry cast CLI, RPC endpoints, or on-chain interactions.
bitrefill-website
by bitrefill
"Help users accomplish tasks on Bitrefill (bitrefill.com): browse and search gift cards, mobile top-ups, and eSIMs; get product and pricing info; buy and pay with crypto or card; redeem, activate, or use purchases. Use when the user mentions Bitrefill, gift cards, phone top-up, eSIM for travel, or paying with Bitcoin/Lightning for digital goods."
Bankr Agent - NFT Operations
by BankrBot
This skill should be used when the user asks to "buy NFT", "purchase NFT", "OpenSea", "NFT collection", "view my NFTs", "NFT holdings", "mint NFT", "NFT listings", or any NFT-related operation. Provides guidance on browsing, purchasing, and managing NFTs.
Bankr Dev - Transfers
by BankrBot
This skill should be used when building payment systems, implementing token transfers, or adding ENS/social handle resolution. Supports wallet addresses, ENS names, and social handles.
Bankr Agent - Portfolio
by BankrBot
This skill should be used when the user asks about "my balance", "portfolio", "token holdings", "check balance", "how much do I have", "wallet balance", "what tokens do I own", "show my holdings", or any balance/portfolio query. Provides guidance on checking balances across chains.