Skills

crypto currency address codec

Crypto assets

Big Integer Library in pure Javascript by Leemon

JavaScript library of crypto standards.

Xml digital signature and encryption library for Node.js

Simple library that envelop native HTML `<input>`, `<select>` and `<textarea>` elements to encrypt its value. It can prevent js injection data theft or HTTP 'man-in-the-middle' attack.

Verify that file or package, be it remote, or local, is a valid ECMAScript Module

A Hexo helper for encryption and decryption using CryptoJS.

Lightweight and convenient AES encryption/decryption library to make it easier to migrate away from the deprecated crypto-js library

crypto, 加密

High-security encryption/decryption library using AES-256-GCM and Argon2id

Create and translate standard UUIDs with shorter formats.

A minimal browser-only Sigstore verification library.

accept crypto payments on your website and apps in 3 mins

JavaScript component for private keys, public keys, and addresess for crypto currencies such as Bitcoin, Litecoin, and Dogecoin

[](https://www.npmjs.com/package/react-native-webview-crypto)

curl for x402 paid APIs. Auto-pays any endpoint on Base and Solana.

A library for managing DIDs (Decentralized Identifiers) and associated data.

Serialize JavaScript to a superset of JSON that includes regular expressions and functions.

Yahoo Finance + CoinGecko MCP server with sandboxed recursive market analysis. Stocks, ETFs, options, and crypto — zero API keys required.

Synchronously return a digest generated from the given hash function and data.

Erento Message Signature Verification and Description

Query various crypto tokens for their address balances

Libsodium, Merkle trees, Shamir secret sharing wasm module for nodejs and the browser.