awesome-cline-skills

REST and GraphQL API design and development covering schema-first design, versioning, authentication, rate limiting, error handling, and documentation. This skill should be used when designing APIs, building REST or GraphQL backends, implementing authentication and rate limiting, or creating API documentation.

Applies consistent brand colors and typography to artifacts for professional visual identity and design standards. This skill should be used when creating branded presentations, reports, documents, or visual assets that need consistent look-and-feel with professional color palettes and typography.

Automatically creates user-facing changelogs from git commits by analyzing commit history, categorizing changes, and transforming technical commits into clear, customer-friendly release notes. This skill should be used when preparing release notes, creating weekly or monthly product update summaries, or documenting changes for customers and users.

Code refactoring guide covering design patterns, SOLID principles, dead code elimination, performance optimization, and safe refactoring workflows. This skill should be used when restructuring existing code, applying design patterns, reducing technical debt, improving code maintainability, or performing safe incremental refactoring.

Database operations and management covering schema design, migrations, query optimization, indexing, and backup strategies for PostgreSQL, MySQL, and MongoDB. This skill should be used when designing database schemas, writing migrations, optimizing queries, managing indexes, or performing database administration tasks.

Containerization and deployment workflows covering Dockerfiles, Docker Compose, multi-stage builds, health checks, image optimization, and production deployment patterns. This skill should be used when containerizing applications, writing Dockerfiles, setting up Docker Compose stacks, optimizing images, or deploying containerized services.

Game development workflows covering prototyping, mechanics design, balancing, testing, and iteration cycles. This skill should be used when building games, prototyping gameplay systems, designing mechanics, balancing difficulty curves, or implementing game loops and player feedback systems.

Git version control best practices covering branching strategies, commit conventions, pull request workflows, conflict resolution, and repository management. This skill should be used when setting up Git workflows, writing conventional commits, resolving merge conflicts, managing branches, or establishing team Git standards.

Godot 4.x development guide covering scene tree patterns, GDScript best practices, signal architecture, export templates, and engine-specific workflows. This skill should be used when developing games in Godot 4.x, designing scene hierarchies, writing GDScript, configuring exports, or troubleshooting Godot-specific issues.

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. This skill should be used when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

React and Next.js development guide covering component architecture, SSR/SSG strategies, API routes, state management, and performance optimization. This skill should be used when building React applications, Next.js projects, designing component hierarchies, implementing server-side rendering, or creating full-stack React apps with API routes.

Performs deep code review of pull requests as a Staff+ level engineer. This skill should be used when reviewing PRs, evaluating implementation against plans, assessing architectural decisions, code quality, and providing actionable feedback with structured priorities.

Toolkit for interacting with and testing local web applications using Playwright. This skill should be used when verifying frontend functionality, debugging UI behavior, capturing browser screenshots, checking page content, or automating browser interactions for testing purposes.

Clear description of what this skill does and when Cline should use it. This skill should be used when [specific trigger conditions] for [key capabilities]. Max 1024 characters.

A/B testing design and analysis covering hypothesis framing, metric selection, sample size calculation, test implementation, statistical significance evaluation, and results interpretation. This skill should be used when Cline needs to design, run, or analyze A/B tests — from website experiments and email campaigns to feature comparisons and pricing tests.

Audio generation and transcription covering text-to-speech (TTS), speech-to-text (STT/Whisper), audio format conversion, podcast editing workflows, and audio processing. This skill should be used when Cline needs to generate speech from text, transcribe audio recordings, convert between audio formats, or perform audio editing tasks.

Blog post creation covering outlines, SEO-optimized headlines, meta descriptions, content structures, and publication-ready drafting. This skill should be used when Cline needs to create blog posts from scratch — from outlining and headline generation through to full draft production with proper structure, SEO elements, and formatting.

Email marketing campaign creation covering subject line optimization, A/B test design, template generation, segmentation strategies, and performance tracking. This skill should be used when Cline needs to create, optimize, or analyze email marketing campaigns — from individual newsletter editions to automated drip sequences and promotional blasts.

Improve image and screenshot quality including resolution upscaling, sharpness correction, noise reduction, color grading, and formatting optimization for documentation, presentations, and web. This skill should be used when Cline needs to enhance, resize, reformat, or otherwise improve the visual quality of images and screenshots.

SEO analysis and optimization covering keyword research, meta tag generation, structured data markup, sitemap creation, and technical SEO audits. This skill should be used when Cline needs to analyze or improve a website's search engine optimization — from on-page elements like meta tags and headings to technical aspects like structured data, sitemaps, and canonical URLs.

Social media content management covering post creation, hashtag research, content calendars, engagement analysis, and platform-specific optimization. This skill should be used when Cline needs to plan, create, schedule, or analyze social media content across platforms like Twitter/X, LinkedIn, Instagram, Facebook, and Bluesky.

Extract and analyze video frames, create thumbnails, perform frame-by-frame analysis, and generate visual summaries from video files. This skill should be used when Cline needs to work with video content at the frame level — extracting specific frames, creating sprite sheets, analyzing visual content over time, or generating representative thumbnails.

Create original visual art and designs as PNG or PDF using design philosophy principles. This skill should be used when Cline needs to create posters, visual art, design pieces, or other static visual artifacts that require artistic composition, color theory, and design craftsmanship rather than simple document generation.

Extracts and analyzes competitors' ads from ad libraries (Facebook Ad Library, LinkedIn, etc.) to understand what messaging, problems, and creative approaches are working. This skill should be used when Cline needs to research competitor ad strategies, find inspiration for ad campaigns, analyze market positioning, identify successful ad patterns, or discover messaging that resonates with target audiences.

Assists in writing high-quality content by conducting research, adding citations, improving hooks, iterating on outlines, and providing section-by-section feedback. This skill should be used when Cline needs to help write blog posts, articles, newsletters, case studies, technical documentation, or any long-form content that benefits from research-backed insights and collaborative editing.

Generates creative domain name ideas for projects and checks availability across multiple TLDs (.com, .io, .dev, .ai, .app, etc.). This skill should be used when Cline needs to brainstorm domain names for a new project, product, or company, check domain availability, find alternatives when a preferred name is taken, or evaluate naming options with branding insights.

Identifies high-quality leads for products or services by analyzing business context, searching for target companies, and providing actionable contact strategies with outreach messaging. This skill should be used when Cline needs to find potential customers, build prospect lists, qualify leads, research companies matching an ideal customer profile, or prepare outreach strategies for sales and business development.

Analyzes meeting transcripts and recordings to uncover behavioral patterns, communication insights, and actionable feedback. This skill should be used when Cline needs to identify conflict avoidance, filler words, speaking patterns, leadership tendencies, or communication improvement opportunities from meeting transcripts for professional development and coaching.

Presentation creation, editing, and analysis with support for layouts, formatting, speaker notes, and visual design. This skill should be used when Cline needs to create new PowerPoint presentations, modify or edit existing slides, work with presentation layouts, add speaker notes, or perform any other presentation tasks.

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. This skill should be used when Cline needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv) for creating new spreadsheets with formulas and formatting, reading or analyzing data, modifying existing spreadsheets while preserving formulas, or performing data analysis and visualization in spreadsheets.

Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction. This skill should be used when Cline needs to work with professional documents (.docx files) for creating new documents, modifying or editing content, working with tracked changes, adding comments, or any other document tasks.

Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms. This skill should be used when Cline needs to fill in a PDF form or programmatically process, generate, or analyze PDF documents at scale.

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