Blockchain

Train and use SuperBPE tokenizers for 20-33% token reduction across any project. Covers training, optimization, validation, and integration with any LLM framework. Use when you need efficient tokenization, want to reduce API costs, or maximize context windows.

Comprehensive glossary of business and marketing terms used at realtor.com. Includes definitions for KPIs, campaign types, metrics, business concepts, analytical terminology, and tools. Use when you need to understand business or marketing terminology, explain metrics to stakeholders, or ensure consistent terminology across analyses.

Use this skill when creating or refining Claude Code sub-agent definitions. Helps design specialized AI assistants with proper YAML frontmatter, system prompts, tool access, and example-driven descriptions. Automatically invoked when user requests "create an agent", "design a sub-agent", "make a specialist", or mentions agent development. Ensures agents follow Anthropic best practices with focused responsibilities, discovery-optimized descriptions, and proper tool restrictions.

Analyze tool registration, schema generation, and error feedback mechanisms in agent frameworks. Use when (1) understanding how tools are defined and registered, (2) evaluating schema generation approaches (introspection vs manual), (3) tracing error feedback loops to the LLM, (4) assessing retry and self-correction mechanisms, or (5) comparing tool interfaces across frameworks.

Set up Tailwind v4 with shadcn/ui using @theme inline pattern and CSS variable architecture. Four-step mandatory pattern: define CSS variables at root, map to Tailwind utilities, apply base styles, get automatic dark mode.Use when: initializing React projects with Tailwind v4, setting up shadcn/ui dark mode, or fixing colors not working, theme not applying, CSS variables broken, tw-animate-css errors, or migrating from v3.

Build GraphQL APIs with Node.js using Apollo Server, type definitions, resolvers, and real-time subscriptions

Table components with column builder pattern and XTable. Use when creating data tables, defining columns with custom cells, implementing row actions, or building reusable table configurations.

Make abstract concepts concrete through examples that reveal essential properties. Use when: (1) asked to illustrate or demonstrate or show examples, (2) user acknowledges explanation but asks what it looks like, (3) explaining boundaries between similar concepts, (4) user can define term but cannot apply it.

File-based routing with page patterns for lists, details, and navigation. Use when creating pages, defining page meta (permissions, layouts), implementing list/detail patterns, or setting up breadcrumbs and headers.

Token-efficient context gathering and synthesis from multiple sources (memory, docs, web). Orchestrates MCP tools to build comprehensive context before analysis or interviews. Use when starting discovery, research, or analysis tasks.

Design system maintenance for the site. Consult when modifying colours, typography, spacing, or themes. Covers token architecture, theme synchronisation, and CSS layers.

Implement consistent error handling using custom exceptions, exception codes, and NestJS exception filters. Use this skill when creating custom exception classes (*.exception.ts), defining exception codes in the @imkdw-dev/exception package, implementing exception filters, or handling errors in use cases and controllers. This includes extending CustomException base class, using HttpStatus from NestJS, defining feature-specific exception codes (EXCEPTION_CODES), and providing user-friendly error messages. Apply when working with files in features/{feature}/exception/, common/exception/, packages/shared/exception/, or when throwing/catching exceptions anywhere in the codebase.

Use when creating or editing TextMate grammar files for VS Code syntax highlighting - patterns, scopes, and language tokenization

Builds comprehensive design systems and design bibles with production-ready CSS. Expert in design tokens, component libraries, CSS architecture. Use for design system creation, token architecture, component documentation, style guide generation. Activate on "design system", "design tokens", "CSS architecture", "component library", "style guide", "design bible". NOT for typography deep-dives (use typography-expert), color theory mathematics (use color-theory-palette-harmony-expert), brand identity strategy (use web-design-expert), or actual UI implementation (use web-design-expert or native-app-designer).

Use when the user asks how to verify success, define acceptance criteria, or prove something worked.

Create detailed Ideal Client Profile through guided interview. Use when the user needs to define their target audience, understand their customers' problems and language, or build an ICP for content targeting.

Use when working with *.excalidraw or *.excalidraw.json files, user mentions diagrams/flowcharts, or requests architecture visualization - delegates all Excalidraw operations to subagents to prevent context exhaustion from verbose JSON (single files: 4k-22k tokens, can exceed read limits)

Generate measurable learning outcomes aligned with Bloom's taxonomy and CEFR proficiency levels for educational content.Use this skill when educators need to define what students will achieve, create learning objectivesfor curriculum planning, or ensure objectives are specific and testable rather than vague.This skill helps break down complex topics into progressively building learning goals with clearassessment methods and success criteria.

Execute and manage 26 Genkit AI flows via MCP with 90% caching. Use when generating KSC responses, creating cover letters, analyzing resumes, or orchestrating multi-step AI workflows. Provides 70-90% token savings and memoization for repeated requests.

Define or enforce typography, color, spacing, and motion tokens; use when asked to standardize UI styling or generate a design system.