A minimal catalog of my favourite skills for working with claude
This repository also configures its own agents. See what claudefiles tells them →
Skill Claude CodeCodex
This skill should be used when the user needs to navigate websites, interact with web pages, fill forms, take screenshots, test web applications, scrape data, or extract information from web pages. Use for any browser automation task.
Skill Claude CodeCodex
Transform a workflow description into affordance tables showing UI and Code affordances with their wiring. Use to map existing systems or design new ones from shaped parts.
Skill Claude CodeCodex
Use this skill whenever the user wants to create, read, edit, or manipulate Word documents (.docx files). Triggers include: any mention of "Word doc", "word document", ".docx", or requests to produce professional documents with formatting like tables of contents, headings, page numbers, or letterheads. Also use when…
Skill Claude CodeCodex
Use when building Go applications requiring concurrent programming, microservices architecture, or high-performance systems. Invoke for goroutines, channels, Go generics, gRPC integration.
Skill Claude CodeCodex
Adversarial questioning and collaborative shaping in one skill. Two modes: stress-test (challenge a plan/design until gaps surface) and shape (iterate on requirements and solution options until alignment). Use when user says 'grill me', 'stress-test this', 'challenge this plan', 'shape this', 'let's explore options'…
Skill Claude Code
Compact the current session into a handoff document for another agent or future session to pick up. Captures mission, repo state, role, scope, locked decisions, dispatch sequence, and a pickup checklist. Studio-aware. Use when pausing work, ending a session, switching contexts, or preparing for a fresh agent to…
Skill Claude Code
Initialize a new project with PROJECT.md + ROADMAP.md in .project/, set up jira and studio, and route to the first sprint. Use when starting a new project, onboarding a new codebase, or setting up workflow infrastructure for the first time.
Skill Claude CodeCodex
NestJS best practices and architecture patterns for building production-ready applications. This skill should be used when writing, reviewing, or refactoring NestJS code to ensure proper patterns for modules, dependency injection, security, and performance.
Skill Claude CodeCodex
Turn the current session into a chief-of-staff thread that runs a war room of three role slots — surveyor, executor, auditor — and routes per-branch work to durable, reusable child agents. Use when the user says 'orchestrator on', wants this session to coordinate across branches, or asks to route work without…
Skill Claude CodeCodex
Use this skill whenever the user wants to do anything with PDF files. This includes reading or extracting text/tables from PDFs, combining or merging multiple PDFs into one, splitting PDFs apart, rotating pages, adding watermarks, creating new PDFs, filling PDF forms, encrypting/decrypting PDFs, extracting images, and…
Skill Claude CodeCodex
Use this skill any time a .pptx file is involved in any way — as input, output, or both. This includes: creating slide decks, pitch decks, or presentations; reading, parsing, or extracting text from any .pptx file (even if the extracted content will be used elsewhere, like in an email or summary); editing, modifying…
Skill Claude CodeCodex
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance…
Skill Claude Code
Use when a user completes a phase, sprint, milestone, or meaningful unit of work and needs a retrospective. Also triggers on /retro command. Generates honest, structured retrospectives from available project data (GSD planning files, git history, GitHub PRs/issues, user input). Adapts to any project — GSD-managed…
Skill Claude Code
Guide for writing idiomatic Rust code based on Apollo GraphQL's best practices handbook. Use this skill when: (1) writing new Rust code or functions, (2) reviewing or refactoring existing Rust code, (3) deciding between borrowing vs cloning or ownership patterns, (4) implementing error handling with Result types, (5)…
Skill Claude CodeCodex
Guide for creating effective skills. Use when creating a new skill, updating an existing skill, or verifying skills work before deployment. Covers skill structure, creation process, testing methodology, and packaging.
Skill Claude Code
Fan out work to parallel sub-agents with worktree isolation. Reads a plan, scope list, or inline description, breaks it into waves of independently-dispatchable units, and coordinates execution. The coordinator never implements — it dispatches. Use when user says 'spawn', 'fan out', 'parallelize', 'dispatch waves', or…
Skill Claude CodeCodex
Use this skill any time a spreadsheet file is the primary input or output. This means any task where the user wants to: open, read, edit, or fix an existing .xlsx, .xlsm, .csv, or .tsv file (e.g., adding columns, computing formulas, formatting, charting, cleaning messy data); create a new spreadsheet from scratch or…
Skill Claude CodeCodex
Run the orchestrator's war room on visible Herdr panes so the user can watch every child agent work. Use when the user says 'tower on', 'orchestrate this in herdr', wants routed agents they can see, or when the orchestrator is on inside a Herdr-managed pane.
Skill Claude CodeCodex
Use when asked to explain a topic, codebase, process, or document in a specific output format — plain language or Simplified Technical English (STE, in the style of ASD-STE100 with its controlled vocabulary and short procedural sentences), a diagram (Mermaid, SVG, or an animated diagram file in 42 types from a bundled…
Skill Claude CodeCodex
Record silent product demos on this machine: a paced Playwright browser walkthrough of a web app or docs site, or a scripted asciinema terminal session against an API, rendered to mp4 with numbered stills, a listing paragraph, and the shot list committed beside it. Gated so nothing is published until the demo key is…
Skill Claude CodeCodex
Set up Caddy on a server so any local port is reachable at https:// . /, and two-letter or named labels like https://ui. / map to ports too, with certificates issued on demand and gated so only routed hostnames get one. Use when the user says 'set up the wildcard proxy', 'port routing on this server', 'configure caddy…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: