Skill Claude CodeCodex
Create or refresh docs/RELEASEHISTORY.md and docs/NEWS.md from the changelog, plus release-note input for devel/makerelease.py. Use when preparing a release or synchronizing release docs. Does not edit the changelog or README.
Skill Claude CodeCodex
Use when tasks involve reading, creating, or reviewing PDF files where rendering and layout matter; prefer visual checks by rendering pages (Poppler) and use Python tools such as reportlab, pdfplumber, and pypdf for generation and extraction.
Skill Claude CodeCodex
Create or refresh a distinctive, evidence-backed README.md landing page for newcomers. Use when a README is missing, thin, generic, stale, or hard to navigate. Covers purpose, audience, first success, proof, examples, and documentation routes.
Skill Claude CodeCodex
Capture static screenshots or short GIF demonstrations of a GUI, CLI, or web app and embed them in README or docs. Use after readme-docs, when visuals are missing or stale, or when motion explains an interaction better than prose.
Skill Claude CodeCodex
Create or refresh docs/RELATEDPROJECTS.md as a visitor guide to comparable projects and resources, alternatives, prior art, lineage, and closely related companion work.
Skill Claude CodeCodex
Create or refresh docs/INSTALL.md and docs/USAGE.md from repository evidence. Use when installation or usage docs are missing, thin, or stale. Use other documentation skills for README, architecture, file structure, or repo-wide updates.
Skill Claude CodeCodex
Create, edit, and validate biology-problems bptools Python question generators and YAML content. Use for question scripts, randomization, anti-cheat behavior, or BBQ/QTI output involving bptools.py and qtipackagemaker.
Skill Claude CodeCodex
Detect and fix WCAG color-contrast failures in source files and images using measured, hue-preserving replacements. Use for accessible palettes, contrast ratios, dark mode, screenshots, or docs/PALETTECONTRASTAUDIT.md.
Skill Claude CodeCodex
Design, implement, debug, and review polished CSS. Use for gradients, backgrounds, custom properties, color functions, animation, dark mode, grid, flexbox, anchor positioning, cascade layers, selectors, container queries, and responsive design.
Skill Claude CodeCodex
Design, implement, debug, and review computational geometry. Use for CGAL, Shapely, scipy.spatial, robust predicates, intersections, polygons, hulls, Voronoi/Delaunay, meshes, motion planning, algebraic/conformal geometry, or realizability.
Skill Claude CodeCodex
Design, implement, verify, and debug Apple Liquid Glass in SwiftUI on macOS 26+ and iOS 26. Use for .glassEffect, morphing, backdrop sampling, flat or invisible glass, on-screen capture proof, surface placement, and accessible contrast.
Skill Claude CodeCodex
Design and evaluate human-computer interaction methods. Use for interaction design, usability evaluation, user research methods, cognitive design guidelines, task analysis, heuristic evaluation, mental models, accessibility, and HCI study design.
Skill Claude CodeCodex
Engineer rootless Podman containers, pods, Containerfile/Buildah builds, images, registries, Skopeo, volumes, compose, Quadlet/systemd, networking, podman kube generate, and macOS podman machine. Use for Podman lifecycle or deployment work.
Skill Claude CodeCodex
Design, tune, migrate, and operate PostgreSQL databases. Use for psql, schema design, indexing, EXPLAIN ANALYZE/query plans, MVCC, VACUUM/bloat, replication/failover, pgdump/PITR, connection pooling, extensions, and migrations.
Skill Claude CodeCodex
Design, implement, refactor, and review PySide6 desktop applications. Use for Qt for Python widgets, signals and slots, state flow, windows, dialogs, forms, navigation, model-view tables, threading, theming, or validation.
Skill Claude CodeCodex
Engineer idiomatic Rust with ownership, borrow checker, lifetimes, traits, cargo, clippy, async/Tokio, unsafe, FFI/PyO3, Result error handling, CLI tools, and performance. Use for Rust code, native targets, or Rust API design.
Skill Claude CodeCodex
Design, build, debug, and review SolidJS and SolidStart applications. Use for Solid reactivity, signals, stores, components, control flow, routing, server functions, data mutations, Solid Meta, or migration from React-shaped patterns.
Skill Claude CodeCodex
Create finished, editable SVG illustrations from plain-language requests. Use when the user asks to draw an object, icon, scene, diagram, scientific figure, or technical illustration as SVG, or to edit, debug, animate, or optimize an existing SVG.
Skill Claude CodeCodex
Resolve TypeScript errors, remove any, and design strict, modular types. Use for inference, generics, conditional or mapped types, utility types, branded types, overloads, declarations, module boundaries, strict refactors, and type-safety reviews.
Skill Claude CodeCodex
Review, improve, and engineer UI/UX quality in any framework. Use for visual hierarchy, interactions, accessibility, validation, forms, navigation, error or empty states, responsive behavior, and interface design reviews.
Skill Claude CodeCodex
Design, implement, debug, and review Python computer-vision systems. Use for OpenCV, image processing, detection, segmentation, classification, tracking, OCR, cameras, video analysis, datasets, evaluation, robustness, or vision models.
Skill Claude CodeCodex
WebAssembly, wasm-bindgen, wasm-pack, web-sys, wasm32 targets, WASI, browser Canvas, and Wasm performance engineering. Use for Rust code that ships to browsers or Wasm runtimes; use rust-code-expert for pure Rust.
Skill Claude CodeCodex
Create, edit, and lint WeBWorK PG/PGML questions. Use for problem authoring, randomization, grading, HTML whitelist constraints, PGML rendering failures, or renderer API validation under the repository's WebWork guidance.
Skill Claude CodeCodex
Manage execution of an approved plan through subagents. Use when the user asks the main agent to coordinate implementation, review, testing, or documentation while the plan remains the source of truth.