skill-builder
Installation
SKILL.md
skill-builder
Author new universal skills from natural-language prompts across any agent host (Claude Code, Cursor, Codex, Gemini CLI, Windsurf, OpenCode, and the rest of the 50+ agents in the vskill registry).
What this skill does
skill-builder is a cross-tool authoring meta-skill. When the host agent
sees a trigger phrase (see frontmatter description), this skill takes
over and produces a new SKILL.md — emitted for every target agent, not
just the one currently invoking it. The emitted skills carry an
x-sw-schema-version: 1 marker so future tooling can evolve the format
without breaking older installs.
It does this by delegating to the real generator via a three-path fallback chain: