A Beginner’s Guide to A/B Testing: Email Campaigns That Convert

from Kissmetrics blog.

Runway

Magical AI tools, realtime collaboration, precision editing, and more. Your next-generation content creation suite.

Polymer

JavaScript library to develop Web Components.

NovelAI Drawing Assistant

I can turn the scenes you describe into prompts for NovelAI

ActionScript 3

Object-oriented language targeting Adobe AIR.

lektor

An easy to use static CMS and blog engine.

Openai (Dify)

OpenAI offers powerful AI models for various tasks including image generation, editing, and deep research analysis. Dify has integrated tools leveraging these capabilities, including DALL-E 2, DALL-E 3, GPT-IMAGE-1, and the Deep Research tool. This document outlines the steps to configure and use these OpenAI tools in Dify. - **DALL-E 2**: Generate images from text descriptions - **DALL-E 3**: Adv

ALBEDO-TABAI/lets-go-rss

AI-Powered Universal RSS Subscription Manager — YouTube, Vimeo, Behance, Twitter/X, 知识星球, B站, 微博, 抖音, 小红书 | Claude Skill for AI IDEs

Dojo Toolkit

JavaScript toolkit.

nikola

A static website and blog generator.

Academic Writing Assistant

Expert in academic research paper writing and formal documentation

authlib

JavaScript Object Signing and Encryption draft implementation.

xmlwriter

Procedural XML generation API based on libxml2's xmlwriter module.

llm

--- name: llm description: "Build and evaluate LLM prompts. Use when crafting system prompts, comparing variants, estimating tokens, or managing prompt templates."

kesslerio/finance-news-openclaw-skill

--- name: finance-news description: Market news briefings with AI summaries and price alerts. Aggregates headlines from US/Europe/Japan markets. Use when: 'stock news', 'market updates', 'morning briefing', 'evening market wrap', 'financial headlines', 'price alerts', 'what happened in the market'. Supports WhatsApp delivery and English/German output. NOT for fundamental analysis or scoring (use equity-research). NOT for raw financial data queries (use openbb).

copywriter-cn

--- version: "2.0.0" name: copywriter-cn

How to Get Thousands of Leads from Quora in Five Months

by Josh Fechter, the "Top Quora Writer of 2017."

AE脚本开发专家

AE脚本开发专家，精通JavaScript编程，理解AE软件工作原理，能够调试和优化脚本。

Storyblok

API Based/Decoupled CMS using VueJS for its frontend.

trafilatura

A tool for gathering text and metadata from the web, with built-in content filtering.

Seltz (Dify)

Seltz is a Web Knowledge API for AI Agents — a fast, real-time web knowledge API built for AI agents, LLMs, and RAG systems, delivering context-engineered web content for smarter reasoning and decisions. - **Real-Time Web Knowledge**: Access up-to-date web content optimized for AI consumption - **Built for AI Agents**: Context-engineered responses designed for LLMs and RAG systems - **Simple Integ

GhostWriter Pro

A sophisticated AI-powered ghostwriting agent designed to craft high-quality content across a diverse range of genres and formats. Equipped with advanced language models, GhostWriter Pro excels in creating personalized, engaging, and research-backed writing that meets professional standards.

SEO Optimized Blog

Human Written | 100% Unique | An experienced SEO expert and content writer who specializes in creating 100% unique, human-written blog posts tailored to user requirements.

How to Write Facebook Status Updates That Will Leave Your Audience Coming Back for More

by Neil Patel. It's a useful read, but be aware of many promotional ads with Neil face.

MusicLM

A model by Google Research for generating high-fidelity music from text descriptions.

plotnine

A grammar of graphics for Python based on ggplot2.

Resume Analysis Expert

Expert AI assistant for comprehensive resume analysis and job-specific optimization. Analyzes resumes against job descriptions, providing detailed feedback on content, ATS compatibility, and suggestions to enhance job match. Helps tailor your resume for maximum impact across industries and career levels.

React Native Coding Guide

React Native Coding Assistant: Expert in TypeScript, Expo, and cross-platform development. Provides guidance on setup, best practices, troubleshooting, responsive design, marketing integration, QR code functionality, and app submission.

Baidu Translate (Dify)

The Baidu Translate plugin provides powerful language translation capabilities by leveraging Baidu's robust translation API. This plugin includes three tools: **Field Translate**, **Baidu Language**, and **Translate** designed to handle various translation tasks such as text translation, language detection, and field-specific translations. 1. Go to the Dify Marketplace. 2. Search for the Baidu Tra

Azuredalle (Dify)

Azure DALL-E is a service that provides access to advanced AI models for image generation. It allows developers and users to create images from textual descriptions, utilizing a powerful text-to-image model. The service offers features for image variations, inpainting, and outpainting, enabling diverse creative applications. Please follow [Azure instruction](https://learn.microsoft.com/en-us/azure

zCloak-Network/vly-money-claude-skill

--- name: vly-money description: Crypto wallet assistant for generating payment links for supported tokens (USDC, USDT, vUSD, ICP, CKUSDC) across multiple networks (Solana, Ethereum, Base, BSC, Vly, ICP), X402 redirect links for accessing payment-protected content, and providing access to the vly.money wallet interface. Use when users request to send/transfer crypto, mention 402 errors or payment-required content, or explicitly ask to access vly.money wallet.

o11y-dev/opentelemetry-skill

--- name: opentelemetry-skill description: Use when working with OpenTelemetry - configuring collectors, designing pipelines, instrumenting applications, implementing sampling strategies, managing cardinality, securing telemetry data, troubleshooting observability issues, writing OTTL transformations, making production observability architecture decisions, or setting up observability for AI coding agents (Claude Code, Codex, Gemini CLI, GitHub Copilot, and others)

frmoretto/stream-coding

--- name: stream-coding description: Documentation-first development methodology. The goal is AI-ready documentation - when docs are clear enough, code generation becomes automatic. Triggers on "Build", "Create", "Implement", "Document", or "Spec out". Version 3.5 adds Phase 2.5 Adversarial Review and renames internal verification to Spec Gate (structural completeness). Clarity Gate is now a separate standalone tool for epistemic quality.

AdamTylerLynch/obsidian-agent-memory-skills

Agent skill package that gives your agent persistent memory via an [Obsidian](https://obsidian.md) knowledge vault. Your agent automatically orients itself at session start, navigates project architecture through graph traversal, writes discoveries back to the vault.

huangserva/servasyy_skills

AI驱动的多媒体内容生产skills集合：document-writer（写作）、illustration-generator（配图）、ppt-generator（PPT风格）、podcast-generator（TTS）、remoti on-dev（视频制作）、twitter-crawler（推文爬取）、markdown-illustrator（Markdown配图）、comic-generator（漫画生成）、media-downloader（媒体下载）、tts-script-generator（TTS脚本）、md-t o-pdf（文档转换）、wechat-formatter（微信格式化）、humanizer-zh（中文人性化）、shared-lib（核心API库）

speech-writer

--- version: "2.0.0" name: speech-writer

Insert instructions below

--- name: template-skill description: Replace with description of the skill and when Claude should use it.

snippet

--- name: Snippet description: "Save and search code snippets in a personal vault for instant recall. Use when checking syntax, validating blocks, generating boilerplate, formatting code."

UX Writer

帮你书写更好的 UX 文案

PassGen

--- name: PassGen description: "Generate strong passwords and check credential strength. Use when creating passphrases, auditing policies, rotating credentials, batch generating."

Font — Font Management Tool

--- name: font description: "Work with system fonts. Use when listing, searching, previewing, getting metadata, finding pairings, or installing font files."

zubair-trabzada/ai-marketing-claude

AI Marketing Suite for Claude Code. 15 marketing skills with parallel subagents — audit any website, generate copy, email sequences, ad campaigns, content calendars, competitive intelligence, and client-ready PDF reports.

Matthew Russell

Mining The Social Web.

Greg Reda

Greg Reda Personal Blog

Sean J. Taylor

Personal Web Page

Drew Conway

Personal Web Page

mediastormDev/dream-to-video-skill

AI agent skill that transforms dream descriptions into cinematic videos — auto-generates prompts, submits to Jimeng via browser automation, and downloads finished videos with post-processing effects.

Google Analytics Campaign URL builder

for making UTM codes and here is a guide on [Using UTM Parameters to Track Social Media Success](https://blog.hootsuite.com/how-to-use-utm-parameters/) from Hootsuite.