System Prompt Structure
Anatomy of effective system prompts — role, context, constraints, format.
Browse reusable instructions for your AI tools. Copy and customize a prompt, or download a skill for a supported agent.

Anatomy of effective system prompts — role, context, constraints, format.
Plan and facilitate design sprints from challenge framing through prototype testing.
Design team workflows covering task management, collaboration rituals, and tooling.
Fast, lightweight 2D rendering engine for creating interactive graphics, particle effects, and canvas-based applications using WebGL/WebGPU. Use this skill when building 2D games, particle systems, interactive canvases, sprite animations, or UI overlays on 3D scenes. Triggers on tasks involving P...
Use this skill when creating and configuring a PixiJS v8 Application. Covers new Application() + async app.init() options (width, height, background, antialias, resolution, autoDensity, preference, resizeTo, autoStart, sharedTicker, canvas, useBackBuffer, powerPreference, eventFeatures, accessibi...
Use when implementing 2D physics interactions with Matter.js, including Engine/World setup, Render/Runner configuration, adding bodies and constraints, and scroll/interaction-friendly canvas scenes.
Unity Physics skill for collision detection, rigidbody dynamics, raycasting, and physics configuration.
Use Koota for data-oriented Entity Component System architecture with React bindings.
Animate values smoothly using exponential decay instead of linear interpolation.
Godot shading language skill for visual shaders, custom rendering, and material effects.
High Definition Render Pipeline configuration for Unity, including ray tracing, volumetric effects, and high-fidelity graphics setup.
Unity UI Toolkit skill for runtime UI development, USS styling, UXML templates, and custom visual elements.
Generates detailed character profiles using a hybrid JSON-narrative schema optimized for LLM consistency, encompassing basic stats, behavioral scripting, autobiographical narrative, inventory, and graph-based maps.
{{SKILL_DESCRIPTION}} Use this skill when working with file operations, directory management, file reading/writing, or any filesystem-related operations in LÖVE games.
Low-level 3D graphics API for the browser. Direct GPU access through shaders, buffers, and textures.
What happens when an agent fails — retry, fallback, escalate, or graceful degradation.
Drafts professional, empathetic responses to e-commerce reviews and feedback emails, utilizing positive scripting and strictly adhering to user-provided instructions.
Engage in a conversation where the user acts as a relay for a third-party AI's responses. Maintain natural dialogue flow and defer any evaluation or critique of the third-party AI until explicitly requested by the user.
Profanity detection and content moderation library with leetspeak, Unicode homoglyph, and ML-powered detection. Use when filtering user-generated content, moderating comments, checking text for profanity, censoring messages, or building content moderation into applications. Supports 24 languages.
How the AI responds to user frustration, confusion, delight, and distress.
User correction, thumbs up/down, inline editing, and reinforcement signals.
Showing users what the AI knows, doesn't know, and how confident it is.
Validate that documentation, READMEs, and onboarding guides are comprehensible to someone with zero prior context. Systematic approach to testing docs from a stranger's perspective with actionable feedback. Triggers on documentation review, onboarding validation, or README quality assessment requ...
Guide technical communication for software developers. Covers email structure, team messaging etiquette, meeting agendas, and adapting messages for technical vs non-technical audiences. Use when drafting professional messages, preparing meeting communications, or improving written communication.
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