All Skills

25,836 skills
rootcastleco
Blockrun
Use when user needs capabilities Claude lacks (image generation, real-time X/Twitter data) or explicitly requests external models (\"blockrun\", \"use grok\", \"use gpt\", \"da...
6
rootcastleco
Form Cro
Form Conversion Rate Optimization (Form CRO)
6
rootcastleco
Java Pro
> ⚠️ **AUTHORIZED USE ONLY** — This skill is intended for authorized security professionals only. Use only against systems you own or have explicit written permission to test. Unauthorized use may violate applicable laws.
6
rootcastleco
Langfuse
Expert in Langfuse - the open-source LLM observability platform. Covers tracing, prompt management, evaluation, datasets, and integration with LangChain, LlamaIndex, and OpenAI. Essential for debug...
6
rootcastleco
Paid Ads
When the user wants help with paid advertising campaigns on Google Ads, Meta (Facebook/Instagram), LinkedIn, Twitter/X, or other ad platforms. Also use when the user mentions 'PPC,' 'paid media,' '...
6
rootcastleco
Ruby Pro
Use this skill when
6
rootcastleco
Rust Pro
You are a Rust expert specializing in modern Rust 1.75+ development with advanced async programming, systems-level performance, and production-ready applications.
6
rootcastleco
Fal Audio
Text-to-speech and speech-to-text using fal.ai audio models
6
rootcastleco
Find Bugs
Find bugs, security vulnerabilities, and code quality issues in local branch changes. Use when asked to review changes, find bugs, security review, or audit code on the current branch.
6
rootcastleco
Julia Pro
Use this skill when
6
rootcastleco
Popup Cro
Create and optimize popups, modals, overlays, slide-ins, and banners to increase conversions without harming user experience or brand trust.
6
rootcastleco
Scala Pro
Use this skill when
6
rootcastleco
SEO Audit
Diagnose and audit SEO issues affecting crawlability, indexation, and rankings. Use when performing technical SEO reviews, meta tag audits, or organic performance health checks.
6
rootcastleco
AWS Skills
AWS development with infrastructure automation and cloud architecture patterns
6
rootcastleco
Bash Linux
Bash/Linux terminal patterns. Critical commands, piping, error handling, scripting. Use when working on macOS or Linux systems.
6
rootcastleco
C4 Context
C4 Context Level: System Context
6
rootcastleco
Csharp Pro
Use this skill when
6
rootcastleco
Django Pro
> ⚠️ **AUTHORIZED USE ONLY** — This skill is intended for authorized security professionals only. Use only against systems you own or have explicit written permission to test. Unauthorized use may violate applicable laws.
6
rootcastleco
Elixir Pro
Use this skill when
6
rootcastleco
Fix Review
Verify fix commits address audit findings without new bugs
6
rootcastleco
Golang Pro
> ⚠️ **AUTHORIZED USE ONLY** — This skill is intended for authorized security professionals only. Use only against systems you own or have explicit written permission to test. Unauthorized use may violate applicable laws.
6
rootcastleco
Hig Inputs
Apple HIG: Inputs
6 · bundle
rootcastleco
Notebooklm
Use this skill to query your Google NotebookLM notebooks directly from Claude Code for source-grounded, citation-backed answers from Gemini. Browser automation, library management, persistent auth....
6 · bundle
rootcastleco
Oss Hunter
Automatically hunt for high-impact OSS contribution opportunities in trending repositories.
6 · bundle
rootcastleco
Postgresql
Design a PostgreSQL-specific schema. Covers best-practices, data types, indexing, constraints, performance patterns, and advanced features
6
rootcastleco
Using Neon
Guides and best practices for working with Neon Serverless Postgres. Covers getting started, local development with Neon, choosing a connection method, Neon features, authentication (@neondatabase/...
6
rootcastleco
AI Engineer
Build production-ready LLM applications, RAG systems, and intelligent agents with architecture design, model selection, and cost controls.
6
rootcastleco
App Builder
Main application building orchestrator. Creates full-stack applications from natural language requests. Determines project type, selects tech stack, coordinates agents.
6 · bundle
rootcastleco
Dbos Golang
DBOS Go SDK for building reliable, fault-tolerant applications with durable workflows. Use this skill when writing Go code with DBOS, creating workflows and steps, using queues, using the DBOS Clie...
6 · bundle
rootcastleco
Dbos Python
DBOS Python SDK for building reliable, fault-tolerant applications with durable workflows. Use this skill when writing Python code with DBOS, creating workflows and steps, using queues, using DBOSC...
6 · bundle
rootcastleco
Fal Upscale
Upscale and enhance image and video resolution using AI
6
rootcastleco
Git Pushing
Stage, commit, and push git changes with conventional commit messages. Use when user wants to commit and push changes, mentions pushing to remote, or asks to save and push their work. Also activate...
6 · bundle
rootcastleco
Haskell Pro
Use this skill when
6
rootcastleco
MCP Builder
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate exte...
6 · bundle
rootcastleco
Screenshots
Generate marketing screenshots of your app using Playwright. Use when the user wants to create screenshots for Product Hunt, social media, landing pages, or documentation.
6
rootcastleco
Segment Cdp
Expert patterns for Segment Customer Data Platform including Analytics.js, server-side tracking, tracking plans with Protocols, identity resolution, destinations configuration, and data governance ...
6