Skills

An Agent Skill that turns code, documentation, SQL, configuration, PDFs, and media into a queryable knowledge graph, using deterministic local AST extraction for code and provenance labels for relationships.

Obsidian Skills teaches AI assistants the file formats used for notes, wikilinks and visual canvases. Existing Obsidian users can start with file-based skills through manual copying, without programming. Command-line control and web extraction are separate optional capabilities.

More than 160 agent skills for scientific work, spanning research databases, analysis tools, and scientific writing workflows.

Claude Skills is a cross-platform collection of hundreds of skills, agents, commands, and scripts spanning engineering, product, marketing, research, compliance, finance, and daily productivity.

AI Berkshire packages value-investing research into 20 callable Skills for company research, earnings review, industry screening, portfolio review, and data validation, with separate install paths for Claude Code and Codex.

An open-source product management skill library from Product on Purpose, using 68 composable skills, 12 workflows, and six sub-agent definitions to structure outputs from research and problem framing through PRDs, measurement, and retrospectives, with installation paths for Claude Code and other agents.