Claude Code Skills Collection

Production-grade skills library for Claude Code — 60+ skills covering full-stack SaaS development, cross-platform mobile, UI/UX design, security, and SDLC documentation. Distilled from 20+ authoritative books and real-world project experience.

What Are Skills?

Skills are markdown instruction files that give Claude Code deep expertise in specific domains. Load a skill and Claude follows its patterns, code standards, and architectural decisions — producing consistent, production-quality output across projects.

User: "Use the ios-development skill to build a login screen"
Claude: Loads ios-development → follows MVVM + @Observable + async/await patterns → generates Swift code

Skill Categories

Platform Development

Architecture & Backend

UI/UX Design (21 Skills)

Cognitive Foundations

• ux-psychology — Dual-process thinking, memory, attention, Gestalt, biases (Hodent, Kahneman)
• laws-of-ux — All 30 Yablonski Laws (Fitts, Hick, Miller, Jakob, Tesler, Doherty)
• cognitive-ux-framework — Six Minds model (Whalen)

Design Craft

• practical-ui-design — Colour (HSB palettes), typography (type scales), layout (8pt grid), dark mode (Dannaway)
• ux-principles-101 — 101 actionable principles: accessibility, forms, search, empty states, error recovery (Grant)
• data-visualization — Chart selection, decluttering, storytelling with data (Knaflic)
• interaction-design-patterns — 45+ proven patterns (Tidwell)

Methodology

• web-usability-krug — Krug's 3 Laws, Billboard Design 101, DIY testing
• lean-ux-validation — Hypothesis-driven validation before building (Klein)
• habit-forming-products — Hook Model for engagement (Eyal)
• ux-for-ai — AI interface design: trust, transparency, premium feel

Domain-Specific

• healthcare-ui-design — Clinical-grade UI (HIPAA, FDA compliance)
• pos-sales-ui-design / pos-restaurant-ui-standard — POS and checkout interfaces
• form-ux-design — Cross-platform form patterns (web + Android + iOS)

Security

SDLC Documentation (ISO-Compliant)

Store Submission

Content & Writing

AI & Orchestration

How to Use

In Claude Code

Skills are loaded automatically when referenced in conversation or invoked explicitly:

> Use the android-development skill to review this code
> /ios-development  (slash command invocation)

In Your Project

Reference skills from any project by adding to your project's CLAUDE.md:

Load these skills from ~/.claude/skills/:
- android-development
- api-pagination
- practical-ui-design

Combining Skills

Skills are designed to work together. Common combinations:

Web SaaS app:     webapp-gui-design + form-ux-design + practical-ui-design + vibe-security-skill
Android app:      android-development + jetpack-compose-ui + android-data-persistence + android-tdd
iOS app:          ios-development + swiftui-design + ios-data-persistence + ios-tdd
Mobile planning:  mobile-saas-planning + feature-planning + dual-auth-rbac
Any UI work:      ux-psychology + practical-ui-design + interaction-design-patterns

Book Sources

Skills are synthesised from authoritative sources, not improvised:

Skill Structure

Each skill follows this format:

---
name: skill-name
description: "When to use this skill (triggers, symptoms, contexts)"
---

# Skill Content
## Overview — core principle in 1-2 sentences
## When to Use / When NOT to Use
## Patterns with code examples
## Anti-patterns to avoid
## Checklist

All skills are under 500 lines. Heavy reference material goes in references/ subdirectories.

Repository Stats

• 60+ skills across 10 categories
• ~25,000 lines of curated patterns and code examples
• 20+ books synthesised into actionable guidance
• 3 platforms: Web (PHP), Android (Kotlin), iOS (Swift)
• Full SDLC coverage: Planning through post-deployment evaluation

Maintained By

Peter Bamuhigire — BIRDC

Built with Claude Code for use with Claude Code.