Skill Claude CodeCodex
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
Skill Claude CodeCodex
Expert knowledge for writing x8664 Linux assembly (NASM syntax) with pure syscalls. Covers CHasm suite (bare shell, show file viewer, glass terminal emulator), critical pitfalls (syscall clobbering rcx, 32-bit zero-extension, callee-saved registers), terminal I/O, mmap, X11 wire protocol, PTY management, syntax…
Skill Claude CodeCodex
Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify…
Skill Claude CodeCodex
Expert knowledge of XRPN stack-based programming language, HP-41 FOCAL compatibility, command syntax, testing framework, and HP-41 RAW file format. Activate when working with XRPN code, HP-41 programs, RPN calculations, or when user mentions XRPN, HP-41, FOCAL, or stack-based programming.