Skill Claude CodeCodex
Ultra-compressed communication mode. Cuts token usage 75% by dropping filler, articles, and pleasantries while keeping full technical accuracy. Use when user says "caveman mode", "talk like caveman", "use caveman", "less tokens", "be brief", or invokes /caveman.
Skill Claude CodeCodex
Disciplined diagnosis loop for hard bugs and performance regressions. Reproduce → minimise → hypothesise → instrument → fix → regression-test. Use when user says "diagnose this" / "debug this", reports a bug, says something is broken/throwing/failing, or describes a performance regression.
Skill Claude CodeCodex
When working with Excel files (.xlsx, .xlsm, .xls, .csv), derived/computed values MUST be written as live formulas (=A1B1, =SUM(...), =VLOOKUP(...)), not as hardcoded numbers. This keeps the sheet editable — changing an input cell updates the dependents. If it's unclear which cells are inputs (variables) and which are…
Skill Claude CodeCodex
Interview 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".
Skill Claude CodeCodex
Grilling session that challenges your plan against the existing domain model, sharpens terminology, and updates documentation (CONTEXT.md, ADRs) inline as decisions crystallise. Use when user wants to stress-test a plan against their project's language and documented decisions.
Skill Claude CodeCodex
Compact the current conversation into a handoff document for another agent to pick up.
Skill Claude CodeCodex
A skill for writing and editing Russian text so it sounds like it came from a real person rather than an automated writing system.
Skill Claude CodeCodex
Find 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.
Skill Claude CodeCodex
Build a throwaway prototype to flush out a design before committing to it. Routes between two branches — a runnable terminal app for state/business-logic questions, or several radically different UI variations toggleable from one route. Use when the user wants to prototype, sanity-check a data model or state machine…
Skill Claude CodeCodex
All user-facing titles created by the agent must be in Russian. Applies to spawned tasks (mcpccdsessionspawntask), chapter markers (mcpccdsessionmarkchapter), TodoWrite items, git commit messages, PR titles/bodies, scheduled task names, and any other titles or labels the agent emits. Active at all times — no trigger…
Skill Claude CodeCodex
Sets up an ## Agent skills block in AGENTS.md/CLAUDE.md and docs/agents/ so the engineering skills know this repo's issue tracker (GitHub or local markdown), triage label vocabulary, and domain doc layout. Run before first use of to-issues, to-prd, triage, diagnose, tdd, improve-codebase-architecture, or zoom-out — or…
Skill Claude CodeCodex
A prompt-driven development method based on Martin Fowler's approach, where controlled prompts are treated as lasting development artifacts. It is intended for creating a new system, application, service, product, MVP, module, or feature from the beginning.
Skill Claude CodeCodex
Test-driven development with red-green-refactor loop. Use when user wants to build features or fix bugs using TDD, mentions "red-green-refactor", wants integration tests, or asks for test-first development.
Skill Claude CodeCodex
Turn the current conversation context into a PRD and publish it to the project issue tracker. Use when user wants to create a PRD from the current context.
Skill Claude CodeCodex
Triage issues through a state machine driven by triage roles. Use when user wants to create an issue, triage issues, review incoming bugs or feature requests, prepare issues for an AFK agent, or manage issue workflow.
Skill Claude CodeCodex
UI/UX design intelligence. 67 styles, 96 palettes, 57 font pairings, 25 charts, 13 stacks (React, Next.js, Vue, Svelte, SwiftUI, React Native, Flutter, Tailwind, shadcn/ui). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing…
Skill Claude CodeCodex
A development workflow for planning and building a feature or a larger piece of work using SpecKit and Superpowers commands. It starts when the user says “Void method” or is working on a feature, epic, or bounded slice.
Skill Claude CodeCodex
Windows path handling and shell command guidelines for avoiding common pitfalls. Use proactively when running Claude on Windows and executing shell commands (git, file operations, scripts, etc), scanning repos, reading files, or inside slash commands implying such operations (e.g., /commit).
Skill Claude CodeCodex
Create new agent skills with proper structure, progressive disclosure, and bundled resources. Use when user wants to create, write, or build a new skill.
Skill Claude CodeCodex
Tell the agent to zoom out and give broader context or a higher-level perspective. Use when you're unfamiliar with a section of code or need to understand how it fits into the bigger picture.