JustMichael-80/MasterVault

An orientation protocol for LLM sessions — plus a curated Claude skills collection

12Stars on the repository
32Mods indexed here, across every type
20d agoLast push, which is what freshness is scored on
MITLicence, which decides whether bodies are shown

brand-guidelines

01

JustMichael-80/MasterVault

Skill Claude CodeCodex

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.

12 20d ago A 50 tokens copy · 100% MIT

mcp-builder

02

JustMichael-80/MasterVault

Skill Claude CodeCodex

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

12 20d ago A 61 tokens copy · 100% MIT

skill-creator

03

JustMichael-80/MasterVault

Skill Claude CodeCodex

Create 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 triggering accuracy.

12 20d ago A 64 tokens copy · 88% MIT

JustMichael-80/MasterVault

Skill Claude CodeCodex

Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.

12 20d ago A 64 tokens copy · 100% MIT

webapp-testing

05

JustMichael-80/MasterVault

Skill Claude CodeCodex

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.

12 20d ago A 35 tokens copy · 100% MIT

math-unicode

06

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use whenever you need to express mathematical notation — equations, filters, set-builder, statistics, calculus, logic, ratios, drops, counts. Emit Unicode math glyphs INLINE; never wrap in $…$, \(...\), or $$...$$. Terminal coding agents (Claude Code, Codex CLI, and others) do not render LaTeX, so raw delimiters…

12 20d ago A 104 tokens original MIT

context7-cli

07

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use the ctx7 CLI to fetch library documentation, manage AI coding skills, and configure Context7 MCP. Activate when the user mentions "ctx7" or "context7", needs current docs for any library, wants to install/search/generate skills, or needs to set up Context7 for their AI coding agent.

12 20d ago A 67 tokens copy · 100% MIT

context7-mcp

08

JustMichael-80/MasterVault

Skill Claude CodeCodex

This skill should be used when the user asks about libraries, frameworks, API references, or needs code examples. Activates for setup questions, code generation involving libraries, or mentions of specific frameworks like React, Vue, Next.js, Prisma, Supabase, etc.

12 20d ago A 58 tokens copy · 88% MIT

find-docs

09

JustMichael-80/MasterVault

Skill Claude CodeCodex

Retrieves up-to-date documentation, API references, and code examples for any developer technology. Use this skill whenever the user asks about a specific library, framework, SDK, CLI tool, or cloud service — even for well-known ones like React, Next.js, Prisma, Express, Tailwind, Django, or Spring Boot. Your training…

12 20d ago A 172 tokens copy · 95% MIT

stop-slop

10

JustMichael-80/MasterVault

Skill Claude CodeCodex

Remove AI writing patterns from prose. Use when drafting, editing, or reviewing text to eliminate predictable AI tells.

12 20d ago A 26 tokens copy · 100% MIT

brainstorming

11

JustMichael-80/MasterVault

Skill Claude CodeCodex

You MUST use this before any creative work - creating features, building components, adding functionality, or modifying behavior. Explores user intent, requirements and design before implementation.

12 20d ago A 37 tokens copy · 100% MIT

executing-plans

13

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use when you have a written implementation plan to execute in a separate session with review checkpoints.

12 20d ago A 22 tokens copy · 89% MIT

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use when implementation is complete, all tests pass, and you need to decide how to integrate the work - guides completion of development work by presenting structured options for merge, PR, or cleanup.

12 20d ago A 44 tokens copy · 100% MIT

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use when receiving code review feedback, before implementing suggestions, especially if feedback seems unclear or technically questionable - requires technical rigor and verification, not performative agreement or blind implementation.

12 20d ago A 38 tokens copy · 97% MIT

using-git-worktrees

20

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use when starting feature work that needs isolation from current workspace or before executing implementation plans - ensures an isolated workspace exists via native tools or git worktree fallback.

12 20d ago A 36 tokens copy · 100% MIT

using-superpowers

21

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use when starting any conversation - establishes how to find and use skills, requiring skill invocation before ANY response including clarifying questions.

12 20d ago A 28 tokens copy · 98% MIT

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use when about to claim work is complete, fixed, or passing, before committing or creating PRs - requires running verification commands and confirming output before making any success claims; evidence before assertions always.

12 20d ago A 43 tokens copy · 84% MIT

writing-plans

23

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use when you have a spec or requirements for a multi-step task, before touching code.

12 20d ago A 21 tokens copy · 95% MIT

writing-skills

24

JustMichael-80/MasterVault

Skill Claude CodeCodex

Use when creating new skills, editing existing skills, or verifying skills work before deployment.

12 20d ago A 20 tokens copy · 95% MIT