Claude Win11 Speckit Update Skill

This is a Windows 11 system management skill, though the documentation doesn't specify what aspects of the OS it actually handles. The repository and description are vague enough that you'll want to check the source code to see if it covers updates, configurations, PowerShell automation, or something else entirely. The "speckit" name suggests it might be related to specifications or a specific toolkit, but without more detail it's hard to know if this handles Windows Update workflows, system diagnostics, or general admin tasks. Worth exploring if you're automating Win11 operations and the generic system management angle fits your needs, but expect to do some discovery work first.

skills.sh installs: 216
GitHub stars: 39.4K
last updated: Jun 3, 2026

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Install

$ npx -y skills add sickn33/antigravity-awesome-skills --skill claude-win11-speckit-update-skill --agent claude-code

Installs into .claude/skills of the current project.

Files

Claude Win11 Speckit Update Skill

Overview

Review updates to GitHub SpecKit on Windows 11 with PowerShell, preserving local templates and customizations

When to Use This Skill

Use when reviewing a SpecKit project update on Windows 11 while preserving local templates and customizations; not for general Windows administration.

Instructions

This is a guide to an archived upstream SpecKit updater, not Windows system administration. No updater scripts are bundled in AAS. Confirm Windows, PowerShell, Git and the project's existing SpecKit installation before selecting a supported update path. Record the installed version, current file diff and intended upstream revision. Preserve a separate copy of local customizations, review the proposed three-way changes, and apply only the accepted changes within the project scope. Do not run specify init --force as a shortcut or claim preservation before inspecting the result. If the legacy updater is absent, produce a reviewable migration plan; do not invent its slash command or execute unreviewed scripts.