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Found 1,065 Skills
Expert-level C# development with .NET 8+, ASP.NET Core, LINQ, async/await, and enterprise patterns
Use to set cadences, decision logs, and escalation paths for enterprise pursuits.
Expertise in real-time multiplayer networking, lag compensation, and authoritative server architectureUse when "multiplayer game, netcode, client-server game, P2P networking, lag compensation, rollback networking, game server, matchmaking, lobby system, player synchronization, state replication, dedicated server, authoritative server, tick rate, network prediction, interpolation, extrapolation, GGPO, lockstep, real-time multiplayer, networking, multiplayer, gamedev, realtime, client-server, p2p, netcode, synchronization, lag-compensation, matchmaking" mentioned.
Self-contained parallel generator — invoke directly, do not decompose. Generates 3-10 app variations in parallel for comparing ideas. Use when user says "explore options", "give me variations", "riff on this", "brainstorm approaches", or wants to see multiple interpretations of a concept.
Authentication and authorization specialist covering Auth0, Clerk, and Firebase Auth. Use when implementing authentication, authorization, MFA, SSO, passkeys, WebAuthn, social login, or security features. Supports enterprise (Auth0), modern UX (Clerk), and mobile-first (Firebase) patterns.
Research MQL5 documentation (Japanese and English only) for MQL5 creation/editing issues, compile errors, or API questions. Use when users ask to look up docs, interpret MQL5 errors, or confirm correct language usage. Sources limited to https://www.mql5.com/ja/docs and https://www.mql5.com/en/docs.
Draws 4 Tarot cards using os.urandom() to inject entropy into planning when prompts are vague or underspecified. Interprets the spread to guide next steps. Use when the user is nonchalant, feeling lucky, says 'let fate decide', makes Yu-Gi-Oh references ('heart of the cards'), demonstrates indifference about approach, or says 'try again' on a system with no changes. Also triggers on sufficiently ambiguous prompts where multiple approaches are equally valid.
MCP server with 39 tools for Word, Excel, PowerPoint, PDF, OCR operations
Novel Writing Assistant that supports creating novels from scratch, continuing chapters, character design, worldbuilding, etc. Suitable for various genres (science fiction, fantasy, mystery, romance, wuxia, etc.). Trigger scenarios: (1) User requests to write a novel, such as "Help me write a sci-fi novel", "Create a mystery story"; (2) Continue or revise existing content, such as "Continue a chapter for this story", "Revise this character"; (3) Character-related tasks, such as "Help me design a villain character", "Design a love interest for the protagonist"; (4) Worldbuilding, such as "Help me design a magic system", "Build a cyberpunk world."
PluginEval quality methodology — dimensions, rubrics, statistical methods, and scoring formulas. Use this skill when understanding how plugin quality is measured, when interpreting a low score on a specific dimension, when deciding how to improve a skill's triggering accuracy or orchestration fitness, when calibrating scoring thresholds for your marketplace, or when explaining quality badges to external partners like Neon.
Multi-provider email sending for Cloudflare Workers and Node.js applications. Build transactional email systems with Resend (React Email support), SendGrid (enterprise scale), Mailgun (developer webhooks), or SMTP2Go (reliable relay). Includes template patterns, webhook verification, attachment handling, and error recovery. Use when sending emails via API, handling bounces/complaints, or migrating between providers.
High-level PyTorch framework with Trainer class, automatic distributed training (DDP/FSDP/DeepSpeed), callbacks system, and minimal boilerplate. Scales from laptop to supercomputer with same code. Use when you want clean training loops with built-in best practices.