happycapy-ai/Happycapy-skills

A curated collection of high-quality Claude Code skills to enhance your development workflow

139Stars on the repository
57Mods indexed here, across every type
9d agoLast push, which is what freshness is scored on
MITLicence, which decides whether bodies are shown

mobile-design

25

happycapy-ai/Happycapy-skills

Skill Claude Code

Mobile-first design thinking and decision-making for iOS and Android apps. Touch interaction, performance patterns, platform conventions. Teaches principles, not fixed values. Use when building React Native, Flutter, or native mobile apps.

not rated 139 +2 9d ago A 47 tokens copy · 98% MIT

nano-banana-pro

26

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Generate or edit images via Gemini 3 Pro Image (Nano Banana Pro) with AI Gateway support.

not rated 139 +2 9d ago A SkillSpector: pass 25 tokens original MIT

next-best-practices

27

happycapy-ai/Happycapy-skills

Skill Claude Code

Next.js best practices - file conventions, RSC boundaries, data patterns, async APIs, metadata, error handling, route handlers, image/font optimization, bundling.

not rated 139 +2 9d ago A 38 tokens copy · 100% MIT

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Autonomous 9-agent swarm that continuously contributes to open source projects on GitHub. Finds good-first-issues, analyzes requirements, writes code/tests/docs, creates PRs, and responds to reviews - all automatically with learning.

not rated 139 +2 9d ago A SkillSpector: pass 51 tokens original MIT

pdf

29

happycapy-ai/Happycapy-skills

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…

not rated 139 +2 9d ago A 92 tokens copy · 92% MIT

prompt-improver

30

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Optimize prompts for better AI responses. Use when user asks to improve a prompt, refine a prompt, make a prompt better, optimize prompting, review their prompt, or says "/improve-prompt". Transforms vague requests into clear, specific, actionable prompts.

not rated 139 +2 9d ago B SkillSpector: warn 57 tokens original MIT

reddit-post-writer

31

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Master authentic Reddit content generator using emotion-first, phased architecture. Creates posts that sound genuinely human through cognitive state simulation, not just rule-following. Use when the user asks to write a Reddit post, create Reddit content, or needs help with Reddit engagement. Includes adversarial…

not rated 139 +2 9d ago A SkillSpector: pass 72 tokens original MIT

reddit-post-writer

32

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Master authentic Reddit content generator using emotion-first, phased architecture. Creates posts that sound genuinely human through cognitive state simulation, not just rule-following. Use when the user asks to write a Reddit post, create Reddit content, or needs help with Reddit engagement. Includes adversarial…

not rated 139 +2 9d ago A 72 tokens copy · 100% MIT

resume-assistant

33

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex needs its repo

A job-search assistant that helps build resumes, find matching roles, practise interviews, and plan skill development. It uses five focused helpers for story discovery, job matching, resume editing, interview practice, and gap analysis.

not rated 139 +2 9d ago A SkillSpector: pass 101 tokens original MIT

skill-creator

34

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

not rated 139 +2 9d ago A 45 tokens copy · 88% MIT

slack-gif-creator

35

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack.".

not rated 139 +2 9d ago A 51 tokens copy · 100% MIT

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Postgres performance optimization and best practices from Supabase. Use this skill when writing, reviewing, or optimizing Postgres queries, schema designs, or database configurations.

not rated 139 +2 9d ago A 41 tokens copy · 83% MIT

treatment-plans

37

happycapy-ai/Happycapy-skills

Skill Claude Code needs its repo

Generate concise (3-4 page), focused medical treatment plans in LaTeX/PDF format for all clinical specialties. Supports general medical treatment, rehabilitation therapy, mental health care, chronic disease management, perioperative care, and pain management. Includes SMART goal frameworks, evidence-based…

not rated 139 +2 9d ago B 86 tokens copy · 98% MIT

video-downloader

38

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Downloads videos from YouTube and other platforms for offline viewing, editing, or archival. Handles various formats and quality options.

not rated 139 +2 9d ago A SkillSpector: pass 28 tokens original MIT

weather

40

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Get current weather and forecasts (no API key required).

not rated 139 +2 9d ago A 13 tokens copy · 89% MIT

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Use when writing prose humans will read—documentation, commit messages, error messages, explanations, reports, or UI text. Applies Strunk's timeless rules for clearer, stronger, more professional writing.

not rated 139 +2 9d ago A 47 tokens copy · 100% MIT

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

A Chinese-language workflow for creating and publishing AI-related recruitment posts on Xiaohongshu, a social media platform popular in China.

not rated 139 +2 9d ago A SkillSpector: pass 68 tokens original MIT

youtube-music

43

happycapy-ai/Happycapy-skills

Skill Claude CodeCodex

Search and play music tracks on YouTube Music through MCP integration. Use when user wants to search for songs, play music, or discover tracks on YouTube Music platform.

not rated 139 +2 9d ago A SkillSpector: pass 38 tokens original MIT

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: