ultra-think
Master advanced cognitive and analytical thinking patterns for deep problem solving, including first principles reasoning, mental models, systematic decomposition, and critical evaluation. Use PROACTIVELY for complex problems, architectural decisions, debugging, or strategic planning.
Profile →npx skills add majiayu000/claude-skill-registry --skill ultra-think-tringo0108-z-command --agent claude-code
Same command for any agent — swap --agent for codex, cursor, copilot.
Weekly change comes from our own snapshots, not the repository page — it measures attention, not adoption.
What it does
Master advanced cognitive and analytical thinking patterns for deep problem solving, systematic analysis, and strategic decision making.
How it works
Follows a structured repertoire: when to use for complex problems, architectural or design decisions, debugging, trade-off analysis, planning, or evaluating proposals. Implements core thinking frameworks including First Principles Thinking (identify problem, break down to fundamentals, remove assumptions, rebuild from ground up), a Mental Models Library (systems thinking, inversion, second-order thinking, opportunity cost, Pareto principle, Occam/Hanlon's Razor), and Problem Decomposition to break problems into clarify/bound, identify dimensions, and prioritize. Provides concrete decomposition strategies, trade-off analysis templates, root-cause techniques (5 Whys and Ishikawa), hypothesis-driven debugging, and strategic thinking layers from tactical to visionary, plus synthesis and integration workflows to combine multiple data sources into actionable conclusions.
When to use it
For solving complex, multi-faceted problems; making architectural or design decisions; debugging difficult issues; analyzing trade-offs; planning strategies and roadmaps; evaluating proposals; breaking down ambiguous requirements; and synthesizing information from multiple sources.
What it can touch
Contains explicit tools and methods (e.g., FIRST PRINCIPLES PROCESS steps, MENTAL MODEL TOOLKIT including SYSTEMS THINKING, INVERSION, SECOND-ORDER EFFECTS, OCCAM'S RAZOR, HANLON'S RAZOR). Requires or references no external scripts or executables beyond described frameworks; the skill lists CLAUDE-CODE as a declared tool in the repository.
Caveats
License: MIT. Declares the use of structured frameworks and example templates; no guarantees of outcomes; no stated limitations beyond the frameworks provided.
# Ultra Think Master advanced cognitive and analytical thinking patterns for deep problem solving, systematic analysis, and strategic decision making. ## When to Use This Skill - Solving complex, multi-faceted problems - Making architectural or design decisions - Debugging difficult issues with unknown root causes - Analyzing trade-offs between alternatives - Planning strategies and roadmaps - Evaluating proposals and designs - Breaking down ambiguous requirements - Synthesizing information from multiple sources ## Core Thinking Frameworks ### 1. First Principles Thinking Break problems down to fundamental truths and reason up from there. ``` FIRST PRINCIPLES PROCESS: 1. IDENTIFY THE PROBLEM └── What exactly are we trying to solve? └── What assumptions are we making? └── What do we "know" that might not be true? 2. BREAK DOWN TO FUNDAMENTALS └── What are the basic elements? └── What physical/logical laws apply? └── What are the irreducible requirements? 3. REMOVE ASSUMPTIONS └── Why do we do it this way? └── Is this constraint real or inherited? └── What if we started from scratch? 4. REBUILD FROM GROUND UP └── Given fundamentals, what's the optimal solution? └── What new approache
- When to Use This Skill
- Core Thinking Frameworks
- 1. First Principles Thinking
- 2. Mental Models Library
- 3. Problem Decomposition
- 4. Trade-off Analysis
- 5. Root Cause Analysis
- 6. Hypothesis-Driven Investigation
- 7. Strategic Thinking Patterns
- 8. Synthesis and Integration
- Application Checklist
- Before Starting Analysis
- During Analysis
- After Analysis
What does the ultra-think skill do?
Master advanced cognitive and analytical thinking patterns for deep problem solving, including first principles reasoning, mental models, systematic decomposition, and critical evaluation. Use PROACTIVELY for complex problems, architectural decisions, debugging, or strategic planning.
How do I install it?
Run `npx skills add majiayu000/claude-skill-registry --skill ultra-think-tringo0108-z-command --agent claude-code` — it drops the skill into your project so the agent can pick it up. Swap the --agent value for codex, cursor or copilot if you use one of those.
Where does this skill come from?
From majiayu000/claude-skill-registry, a repository with 534 stars. We read it straight from the repository tree rather than a submitted listing, so what you see here is what is actually published.
Is a popular skill a good skill?
Not necessarily. Stars measure attention, not adoption — a repository can trend for a week and be abandoned. That is why we show the weekly change from our own snapshots next to the total, instead of a single flattering number.