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jakubkrehel/skills — Agent Skills for Better UI/UX

Summary

A collection of 7 agent skills (for Claude Code, Codex, etc.) focused on building polished interfaces. Created by the maker of interfaces.dev. 2.3k stars in 3 weeks (created 2026-07-10).

Skills included:

  1. better-interface — Meta skill that coordinates the other six for holistic interface reviews
  2. better-ui — Design engineering polish: border radius, shadows, animations, micro-interactions, icon states
  3. better-typography — Font choices, spacing, wrapping, accessibility
  4. better-colors — OKLCH color space, palette generation, contrast, gamut handling, theming
  5. better-accessibility — Focus states, keyboard, ARIA, forms, screen readers, hit areas, motion
  6. better-layout — Grouping, alignment, reading order, progressive disclosure, breakpoints
  7. better-writing — UX writing: button labels, errors, settings, empty states

Installation:

  • Claude Code plugin: /plugin marketplace add jakubkrehel/skills
  • CLI (works across agents): npx skills add jakubkrehel/skills

Usage: Invoke via /better-interface (Claude Code) or $better-interface (Codex). Supports full (default) and quick review modes, optionally scoped to a specific screen/flow.

Notable design principles from better-ui:

  • Concentric border radius (outer = inner + padding)
  • Optical over geometric alignment
  • Interruptible CSS transitions for interactive states
  • Scale on press: always 0.96, never below 0.95
  • Never use transition: all
  • Icon stroke weight matched to text weight (1.5px for 400, 2px for 600)
  • Image outlines with pure black/white at low opacity, never tinted neutrals