Codex skills, plugins, subagents, slash commands and mcp servers

latex-posters K-Dense-AI skill Creates research posters with three LaTeX packages, compiles PDF, and checks fonts before print. Claude Code Cursor GitHub Copilot 2,000installs pptx-posters K-Dense-AI skill Turns a local JSON manifest into one editable, macro-free .pptx poster slide, then audits it before print. Claude Code Cursor GitHub Copilot 2,000installs polars K-Dense-AI skill The skill gives agents reference material on Polars, the Python DataFrame library with lazy evaluation and an expression-based API for ETL and pandas migration. Claude Code Cursor GitHub Copilot 2,000installs scholar-evaluation K-Dense-AI skill Provides qualitative, evidence-traceable developmental feedback on research drafts and protocols. Audits assessment rubrics without proxy prestige metrics. Claude Code Cursor GitHub Copilot 2,000installs mvcc tursodatabase skill Architectural reference for experimental MVCC in Turso: row versioning, snapshot isolation, and known memory limits. Useful when working on database internals. Claude Code Cursor GitHub Copilot 1,200installs differential-fuzzer tursodatabase skill This skill guides Turso differential fuzzer runs and investigates differences against SQLite. Use it when generated SQL may expose correctness bugs. Claude Code Cursor GitHub Copilot 1,200installs transaction-correctness tursodatabase skill Explains how transactions work in Turso: WAL mechanics, checkpointing, crash recovery, and concurrency rules. Claude Code Cursor GitHub Copilot 1,200installs pr-workflow tursodatabase skill Enforces rules for atomic commits, clean PRs, dependency licensing, and secret hygiene. Useful for agents pushing code or running inside CI workflows. Claude Code Cursor GitHub Copilot 1,200installs react-native-expert https://github.com/Jeffallan skill A skill for AI coding agents that helps build React Native and Expo apps: navigation, native modules, list performance, platform-specific code for iOS and Android. Claude Code Cursor GitHub Copilot 4,900installs microservices-architect https://github.com/Jeffallan skill Designs distributed system architectures, decomposes monoliths into bounded-context services, and recommends resilience patterns. Useful when architecting microservices, applying DDD, or building observability into cross-service calls. Claude Code Cursor GitHub Copilot 4,900installs golang-refactoring samber skill A skill for behavior-preserving restructuring of Go code at scale. Uses gopls, gofmt, and tools like gopatch to break down large functions, rename types across a project, and reorganize packages without breakage. Claude Code Cursor GitHub Copilot 11,200installs content-marketer Seth Hobson subagent This subagent plans content, SEO work, and channel distribution. Use it when an agent needs to research topics, shape campaigns, or adapt materials for several formats. Claude Code Cursor 4,038installs linkedin-marketing sergebulaev skill Plans, drafts, audits, and publishes LinkedIn posts and comments. Publishing through Publora starts only after you explicitly approve the draft. Claude Code Cursor GitHub Copilot 1,700installs quick-mockups civitai skill Generates 3 to 5 parallel UI mockups in HTML. Useful when you need to explore layouts, wireframes, and hierarchy variations before writing frontend code. Claude Code Cursor GitHub Copilot 1,700installs github-project-management ruvnet skill Turns issue triage and board upkeep into gh and ruv-swarm calls: labels, subtasks, duplicate lookup. Useful when the tracker holds more tickets than order. Claude Code Cursor GitHub Copilot 1,400installs shader-dev MiniMax-AI skill GLSL reference skill covering 36 real-time shader techniques for ShaderToy and WebGL2. Helpful for ray marching, SDF scenes, fluids, and visual effects. Claude Code Cursor GitHub Copilot 2,500installs ads-budget AgriciDaniel skill Plans and audits paid-media spend, bidding strategies, and pacing across channels. Useful when balancing marginal returns and cash constraints. Claude Code Cursor GitHub Copilot 4,000installs ads-plan AgriciDaniel skill Walks an agent through a paid-media plan: objectives, channel choice, campaign architecture, budget, measurement and rollback terms. Meant for the stage before money hits the ad account. Claude Code Cursor GitHub Copilot 4,000installs unfreeze garrytan skill Clears the freeze boundary set by /freeze, allowing edits to all directories again. Use it when you need to unlock restricted folders or return to unrestricted editing. Claude Code Cursor GitHub Copilot 327installs deep-agents-memory langchain-ai skill A skill that maps where a Deep Agent keeps its files: thread state, a persistent store, or the real disk. Useful once the agent starts dropping context. Claude Code Cursor GitHub Copilot 19,000installs csharp-developer https://github.com/Jeffallan skill Enforces .NET 8 and C# 12 development practices for ASP.NET Core APIs and Blazor apps. Useful when writing asynchronous services with EF Core and MediatR. Claude Code Cursor GitHub Copilot 4,800installs angular-architect https://github.com/Jeffallan skill An Angular 17+ specialist skill for Claude Code and other AI editors: standalone components with signals, NgRx stores, lazy routing and bundle checks. Claude Code Cursor GitHub Copilot 4,800installs cli-developer https://github.com/Jeffallan skill Skill for command-line development: guides you through building CLI tools with argument parsing, interactive prompts, progress bars and shell completions. Works with commander, click, typer and cobra. Claude Code Cursor GitHub Copilot 4,800installs better-auth-security-best-practices better-auth skill Hardens Better Auth deployments by configuring rate limits, CSRF rules, session caching, and OAuth token encryption. Claude Code Cursor GitHub Copilot 47,700installs secure-workflow-guide trailofbits skill Guides smart contracts through Trail of Bits' 5-step security audit on check-in or before deployment. It runs static analysis, generates visual charts, and prepares fuzzing tests. Claude Code Cursor GitHub Copilot 7,400installs scrutinize thananon skill An outsider-perspective review skill for plans, pull requests, and diffs. It challenges intent first, traces execution paths beyond the diff, and flags structural flaws. Claude Code Cursor GitHub Copilot 5,200installs game-setup-and-config phaserjs skill Guides agent setup for Phaser 4 instances and GameConfig options. Useful when configuring renderers, canvas scaling, FPS caps, and pixel art settings. Claude Code Cursor GitHub Copilot 1,200installs opensrc vercel-labs skill Gives an agent dependency source code when types and documentation are not enough to inspect internal logic or debug library behaviour. Claude Code Cursor GitHub Copilot 2,600installs golang-gopls samber skill Semantic navigation and refactoring for Go code through gopls, the official language server. Use it when grep finds text but you need types, call graphs, and build structure. Claude Code Cursor GitHub Copilot 10,900installs ralplan Yeachan-Heo skill A skill that runs iterative planning with three agents (Planner, Architect, Critic) until consensus. Blocks vague requests before execution, never runs changes without your approval. Claude Code Cursor GitHub Copilot 1,200installs verified-agent-identity BillionsNetwork skill This skill gives an agent an Ethereum DID on the Billions Network and a way through 402 Payment Required responses. Use it when an agent has to prove who owns it or pay for API access. Claude Code Cursor GitHub Copilot 8,200installs vercel-deployment sickn33 skill A skill that prepares and runs a Next.js project deployment to Vercel. Use it to set up a preview environment, validate environment variables, and ensure the build will succeed. Claude Code Cursor GitHub Copilot 1,800installs app-store-optimization sickn33 skill Generates store metadata drafts and validates character constraints for Apple App Store and Google Play. Helps prepare release copy and test plans. Claude Code Cursor GitHub Copilot 1,800installs pretext Hermes Agent skill A skill for browser demos built on @chenglou/pretext: text wraps around shapes, splits into graphemes and gets measured through canvas without a page reflow. Claude Code Cursor GitHub Copilot 317installs pretty-mermaid imxv skill Renders Mermaid diagrams to SVG, PNG, or ASCII/Unicode without a browser. Useful for docs, READMEs, and terminal output. Claude Code Cursor GitHub Copilot 4,500installs github-actions callstackincubator skill Reusable GitHub Actions patterns to build React Native apps for iOS simulators and Android emulators in the cloud and download artifacts. Simplifies CI pipeline setup and scripted retrieval via gh CLI or REST API. Claude Code Cursor GitHub Copilot 10,900installs cloud-architect https://github.com/Jeffallan skill A skill for designing cloud architectures on AWS, Azure and GCP: redundant topology, migration plan, cost model and a disaster recovery strategy. Claude Code Cursor GitHub Copilot 4,700installs rag-architect https://github.com/Jeffallan skill Designs production RAG systems: chunks documents, generates embeddings, configures vector stores, builds hybrid search pipelines, and evaluates retrieval quality. Claude Code Cursor GitHub Copilot 4,700installs rails-expert https://github.com/Jeffallan skill Rails 7+ skill for Hotwire, Sidekiq, and Active Record optimization. Guides query tuning, Turbo Frames, and RSpec test suites. Claude Code Cursor GitHub Copilot 4,700installs dotnet-core-expert https://github.com/Jeffallan skill A Claude Code skill that steers the agent through a .NET 8 backend: minimal APIs, clean architecture, EF Core, CQRS with MediatR and JWT auth, from requirements to dotnet test. Claude Code Cursor GitHub Copilot 4,700installs