Web3 & Crypto
Blockchain, cryptocurrency, Web3 development
ct-alpha
by sendaifun
Crypto Twitter intelligence and alpha research. Search X/Twitter for real-time crypto narratives, trending tokens, yield strategies, smart money signals, and protocol research. Features TweetRank (PageRank-inspired credibility scoring), multi-signal token detection, coordinated raid detection, and dynamic tool discovery for execution suggestions. Solana-first but covers all major chains.
helius-phantom
by sendaifun
Build frontend Solana applications with Phantom Connect SDK and Helius infrastructure. Covers React, React Native, and browser SDK integration, transaction signing via Helius Sender, API key proxying, token gating, NFT minting, crypto payments, real-time updates, and secure frontend architecture.
lavarage
by sendaifun
Lavarage Protocol — leveraged trading on Solana for any SPL token. Open long/short positions on crypto, memecoins, RWAs (stocks like OPENAI, SPACEX), commodities (gold), and hundreds of other tokens with up to 12x leverage. Permissionless markets — if a token has a liquidity pool, it can be traded with leverage.
helius-dflow
by sendaifun
Build Solana trading applications combining DFlow trading APIs with Helius infrastructure. Covers spot swaps (imperative and declarative), prediction markets, real-time market streaming, Proof KYC, transaction submission via Sender, fee optimization, shred-level streaming via LaserStream, and wallet intelligence.
inco-svm
by sendaifun
Build confidential dApps on Solana using Inco Lightning encryption — encrypted balances, private transfers, and attested decryption
search-for-service
by coinbase
Search and browse the x402 bazaar marketplace for paid API services. Use when you or the user want to find available services, see what's available, discover APIs, or need an external service to accomplish a task. Also use as a fallback when no other skill clearly matches — search the bazaar to see if a paid service exists. Covers "what can I do?", "find me an API for...", "what services are available?", "search for...", "browse the bazaar".
send-usdc
by coinbase
Send USDC to an Ethereum address or ENS name. Use when you or the user want to send money, pay someone, transfer USDC, tip, donate, or send funds to a wallet address or .eth name. Covers phrases like "send $5 to", "pay 0x...", or "transfer to vitalik.eth".
fund
by coinbase
Add money to the wallet. Use when you or the user want to fund, deposit, top up, load, buy USDC, add funds, onramp, or get USDC. Also use when the wallet has insufficient balance for a send or trade operation, or when someone asks "how do I get USDC?"
pay-for-service
by coinbase
Make a paid API request to an x402 endpoint with automatic USDC payment. Use when you or the user want to call a paid API, make an x402 request, use a paid service, or pay for an API call. Use after finding a service with search-for-service.
monetize-service
by coinbase
Build and deploy a paid API that other agents can pay to use via x402. Use when you or the user want to monetize an API, make money, earn money, offer a service, sell a service to other agents, charge for endpoints, create a paid endpoint, or set up a paid service. Covers "make money by offering an endpoint", "sell a service", "monetize your data", "create a paid API".
authenticate-wallet
by coinbase
Sign in to the wallet. Use when you or the user want to log in, sign in, connect, or set up the wallet, or when any wallet operation fails with authentication or "not signed in" errors. This skill is a prerequisite before sending, trading, or funding.
trade
by coinbase
Swap or trade tokens on Base network. Use when you or the user want to trade, swap, exchange, buy, sell, or convert between tokens like USDC, ETH, and WETH. Covers phrases like "buy ETH", "sell ETH for USDC", "convert USDC to ETH", "get some ETH".
x402
by coinbase
Search for new services and make paid API requests using the x402 payment protocol. Use when you don't have a clear tool to choose, search the bazaar. You can also use this tool if you or the user want to call an x402 endpoint, discover payment requirements, browse the bazaar, or search for paid services.
query-onchain-data
by coinbase
Query onchain data on Base using the CDP SQL API via x402. Use when you or your user want to view onchain information about decoded blocks, transactions, and event.
everclaw
by EverClaw
Open-source first AI inference — GLM-5 as default, Claude as fallback only. Own your inference forever via the [REDACTED] decentralized network. Stake MOR tokens, access GLM-5, GLM-4.7 Flash, Kimi K2.5, and 30+ models with persistent inference by recycling staked MOR. Open-source first model router routes all tiers to [REDACTED] by default — Claude only kicks in as an escape hatch when needed. Includes [REDACTED] API Gateway bootstrap for zero-config startup, OpenAI-compatible proxy with auto-session management, automatic retry with fresh sessions, OpenAI-compatible error classification to prevent cooldown cascades, multi-key auth rotation v2 with proactive DIEM balance monitoring and reactive 402 watchdog, Gateway Guardian v5 with direct curl inference probes (eliminates Signal spam), proactive Venice DIEM credit monitoring, circuit breaker for stuck sub-agents, nuclear self-healing restart, always-on proxy-router with launchd auto-restart, smart session archiver, three-shift cyclic execution engine (v2 with 15-minute execution loops), 24/7 always-on power configuration for macOS, bundled security skills, zero-dependency wallet management via macOS Keychain, x402 payment client for agent-to-agent USDC payments, ERC-8004 agent registry reader for discovering trustless agents on Base, and hardware-aware local Ollama fallback with auto model selection (Gemma 4 family: E2B/E4B/26B/31B with vision + audio, based on available RAM/GPU).
metaplex
by metaplex-foundation
Metaplex development on Solana — NFTs, tokens, compressed NFTs, candy machines, token launches. Use when working with Token Metadata, Core, Bubblegum, Candy Machine, Genesis, or the mplx CLI.
check-crypto-usage
by dykyi-roman
Analyzes PHP code for cryptography issues. Detects weak algorithms, hardcoded keys, insecure random, poor key management, deprecated functions.
Skill Forge
by DNYoussef
Context Cascade - Nested Plugin Architecture for Claude Code Official Claude Code Plugin Version 3.1.0 Last updated: 2026-01-09 (see docs/COMPONENT-COUNTS.json for source counts) Context-saving nested architecture: Playbooks -> Skills -> Agents -> Commands. Load only what you need, saving 90%+ context space.
Cognitive-Lensing v1.0.0
by DNYoussef
Context Cascade - Nested Plugin Architecture for Claude Code Official Claude Code Plugin Version 3.1.0 Last updated: 2026-01-09 (see docs/COMPONENT-COUNTS.json for source counts) Context-saving nested architecture: Playbooks -> Skills -> Agents -> Commands. Load only what you need, saving 90%+ context space.
crypto-token-dd
by HMS091
Crypto token/project due diligence — analyze a contract address or project for scam, rug pull, honeypot, or ponzi indicators. Multi-source data collection, risk signal framework, structured Chinese report with tables and risk flags.
crypto-trading
by HMS091
Real-time cryptocurrency market monitoring with technical analysis (RSI, MACD, SMA), signal generation, price tracking in SQLite, and automated trading strategy automation. Build, maintain, and iterate crypto monitoring and trading bots.
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.
write-contracts
by iskysun96
"Generates secure Aptos Move V2 smart contracts with Object model, Digital Asset integration, security patterns, and
arweave-ao-cookbook
by enuno
Build decentralized applications on AO - a permanent, decentralized compute platform using actor model for parallel processes with native message-passing and permanent storage on Arweave