Claude Code plugin marketplace by Ilya Gulya
Comprehensive toolkit for building Claude Code skills — creation guide, review, frontmatter reference, patterns, troubleshooting, and plugin packaging
Research-backed linter for CLAUDE.md and AGENTS.md files — identifies instructions that hurt agent performance based on peer-reviewed evaluation
Production-grade frontend interface design with high visual diversity — frontend-design-v2 skill and style-director-v2 agent