Test smart contracts comprehensively using Hardhat and Foundry with unit tests, integration tests, and mainnet...

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend...

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and...

Twitter/X engagement skill for AI agents. Covers algorithm optimization, automated account setup, engagement...

Design and build well-crafted command-line interfaces following modern best practices. This skill should be used...