Development
Frontend, Backend, Mobile, and Full-Stack development skills
20307 skills in this category
Subcategories
frontend-ui-design-systems
Master modern frontend development, UI/UX design principles, responsive design, component architecture, and design systems. Includes HTML, CSS, JavaScript, TypeScript, React, Next.js, Vue, Angular, React Native, and UX/Design system fundamentals.
security-practices
Security best practices for Python development. Activated when working with security concerns, input validation, injection prevention, or threat modeling.
notebook-config-audit
Audit Jupyter notebooks for hardcoded values that contradict configuration cells. Trigger when: (1) notebook behavior differs from documented settings, (2) updating notebook version, (3) finding inconsistent values across cells.
sentient-brand-guidelines
Applies Sentient.io's official brand colors, typography, and logo standards to product marketing materials including brochures, landing pages, presentations, and digital assets. Use when creating any Sentient.io branded content.
quality-reviewer
Deep code review with web research to verify against latest ecosystem. Use when user says 'double check against latest', 'verify versions', 'check security', 'review against docs', or needs deep analysis beyond automatic quality hook.
session-analyzer
Analyzes Claude Code chat history to identify optimization opportunities, track Skills/Commands utilization, detect repetitive patterns, measure token usage, and recommend improvements. This skill should be used when reviewing productivity, identifying underutilized resources, or finding patterns that could become new Skills.
collage-layout-expert
Expert in ALL computational collage composition: photo mosaics, grid layouts, scrapbook/journal styles, magazine editorial, vision boards, mood boards, social media collages, memory walls, abstract/generative arrangements, and art-historical techniques (Hockney joiners, Dadaist photomontage, Surrealist assemblage, Rauschenberg combines). Masters edge-based assembly, Poisson blending, optimal transport color harmonization, and aesthetic optimization. Activate on 'collage', 'photo mosaic', 'grid layout', 'scrapbook', 'vision board', 'mood board', 'photo wall', 'magazine layout', 'Hockney', 'joiner', 'photomontage'. NOT for simple image editing (use native-app-designer), generating new images (use Stability AI), single photo enhancement (use photo-composition-critic), or basic image similarity search (use clip-aware-embeddings).
moai-lang-ruby
Ruby 3.3+ development specialist covering Rails 7.2, ActiveRecord, Hotwire/Turbo, and modern Ruby patterns. Use when developing Ruby APIs, web applications, or Rails projects.
reasoning-patterns-v2
Use this skill for rigorous theoretical derivation with supercollider mode (G1-G7 simultaneous), diffusion reasoning, and synthesis engine. Applies enhanced Dokkado Protocol with generator hooks, meta-pattern recognition, and cognitive state awareness. Essential for MONAD-level framework development, cross-domain isomorphism detection, and resonant pattern synthesis. Evolution of reasoning-patterns with full gremlin-brain integration.
nextjs-pathname-id-fetch
Focused pattern for fetching data using URL parameters in Next.js. Covers creating dynamic routes ([id], [slug]) and accessing route parameters in server components to fetch data from APIs. Use when building pages that display individual items (product pages, blog posts, user profiles) based on a URL parameter. Complements nextjs-dynamic-routes-params with a simplified, common-case pattern.
solid-component-generator
Generate SolidJS components with TypeScript and reactive primitives. Triggers on "create solid component", "generate solidjs component", "solid component", "solidjs file".
idea-validator
Brutally honest pre-build reality check for app ideas. Evaluates market saturation, demand, feasibility, monetization, and interest factor to save you from building things nobody wants.
cfo-wizard
Small business finance, tax strategy, and wealth management. Auto-activates for Augusta Rule, home office deduction, Solo 401k, R&D credits, tax optimization, Mercury/Ramp operations, Bitcoin treasury, IRS notices, audit defense, and bootstrapped founder CFO work.
code-review
Perform comprehensive code reviews focusing on correctness, security, performance, maintainability, and best practices. Use after code changes to ensure quality standards before merging.
executive-intelligence-dashboard
Generate sophisticated, executive-grade weekly intelligence briefs by synthesizing data from Asana, Gmail, and Google Drive into production-quality HTML dashboards suitable for board presentations and strategic decision-making.
deeplearningcoder
Use this skill in the scenario of deep learning project development.
api-documentation
Document APIs comprehensively with signatures, parameters, return values, errors, and working code examples for developer reference
robin
Hyper-opinionated Claude agent for building production-ready Next.js apps with DynamoDB. Enforces best practices, eliminates technology debates, and focuses on shipping functional apps fast. Use when building full-stack applications with Next.js 15 App Router and AWS DynamoDB.
mova-skill-file-cleanup-plan-node-basic-wrapper
Generate a basic cleanup plan (keep/delete/archive/ask) from a filesystem snapshot; no filesystem changes. Input: env.file_cleanup_plan_request_v1, output: ds.file_cleanup_plan_v1.
disk-space-mapper
Analyze disk usage across directories, identify large/old directories, and generate storage reports. Use when you need to find directories consuming disk space, identify candidates for cleanup (directories older than X days AND larger than Y MB), sort results by size, or generate disk usage reports. Supports filtering by age and size, automatic sorting by disk space, and file-based report generation.