For AI engineers
Practical AI engineering: Claude, Codex, agents, skills and plugins
News, best practices, Claude Code skills and plugins, and step-by-step tutorials. Every claim links to its source.
Read the blogWhat we cover
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News
What changed in Claude, Codex and the AI tools engineers use, with links to the release notes.
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Best practices
Habits that make agentic coding reliable: context, review, permissions and testing.
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Skills & plugins
How Claude Code skills and plugins work, and how to write your own.
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Tutorials
Step-by-step guides you can follow in a terminal, checked against the official docs.
Latest articles
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What Claude Code skills are and how to write one
A Claude Code skill is a folder with a SKILL.md file. Learn where skills live, which frontmatter fields matter and how to write and test your first one.