xtarter-skills
The xtarter stack: scaffold new JavaScript/TypeScript projects from curated templates (create-xtarter-app) and apply production-grade conformance configurations to existing projects (xtarterize).
Not in a marketplace yet, so it loads for one session with --plugin-dir.
Plugin xtarter-skills in agustinusnathaniel/xtarter. Commands read from the repo's manifest — 7 days ago.
What it installs
Skills (11)
effect-tsUse this skill when setting up a repository that uses the Effect Typescript library.
effect-v3-to-v4Use this skill when migrating a codebase from Effect v3 to Effect v4, upgrading `effect` or any `@effect/*` package across the v3/v4 boundary.
grill-meInterview the user relentlessly about a plan or design until reaching shared understanding, resolving each branch of the decision tree. Use when user wants to stress-test a plan, get grilled on their design, or mentions "grill me".
handoffCompact the current conversation into a handoff document for another agent to pick up.
improve-codebase-architectureFind deepening opportunities in a codebase, informed by the domain language in CONTEXT.md and the decisions in docs/adr/. Use when the user wants to improve architecture, find refactoring opportunities, consolidate tightly-coupled modules, or make a codebase more testable and AI-navigable.
opensrcFetch dependency source code to give AI agents deeper implementation context. Use when the agent needs to understand how a library works internally, read source code for a package, fetch implementation details for a dependency, or explore how an npm/PyPI/crates.io package is built. Triggers include
skill-creatorCreate new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better t
template-skillReplace with description of the skill and when Claude should use it.
write-a-skillCreate new agent skills with proper structure, progressive disclosure, and bundled resources. Use when user wants to create, write, or build a new skill.
create-xtarter-appScaffold new JS/TS projects from curated starter templates pre-configured with Biome, TypeScript strict mode, Git hooks, GitHub Actions workflows, VS Code settings, and AI agent skills. Use when user wants to create a new project, scaffold an app from a template, or mentions "create-xtarter-app", "n
xtarterizeApply production-grade conformance configurations (linting, type checking, CI, editor settings, AI skills, release tooling) to JS/TS projects. Scans package.json and config files to auto-detect framework, bundler, and styling, then resolves applicable tasks. Use when user mentions "xtarterize", "con
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