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Found 1,480 Skills
Use when designing Rails models - ActiveRecord patterns, validations, callbacks, scopes, associations, concerns, query objects, form objects
Initialize, build, and deploy full-stack Webflow applications to Webflow Cloud hosting. List available templates, initialize projects with cloud init, and deploy with comprehensive validation. Use when creating or deploying Webflow Cloud applications.
Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack."
Zod 4 — TypeScript-first schema validation with static type inference. Use when writing Zod schemas, validating data, defining types with Zod, parsing input, creating form validation schemas, defining API request/response schemas, working with z.object, z.string, z.number, z.enum, z.array, z.union, z.discriminatedUnion, z.file, z.jwt, z.email, z.uuid, z.url, z.codec, z.toJSONSchema, z.fromJSONSchema, z.int, z.stringbool, z.templateLiteral, z.record, z.partialRecord, or any other Zod API. Also use when migrating from Zod 3 to Zod 4, or when the user's package.json shows zod@^4. CRITICAL: Always use Zod 4 APIs. Never use deprecated Zod 3 patterns unless user explicitly requests Zod 3 compatibility.
Implement, configure, and debug Unity In-App Purchases (IAP) — store connection, product catalog, consumable/non-consumable/subscription purchases, two-step pending-confirm flow, receipt validation, entitlement checking, restore transactions, Apple extensions (promotional purchases, Ask-to-Buy, code redemption), and Google Play extensions (subscription upgrade/downgrade), D2C Capabilities(direct to customer), 3rd party payment provider (Stripe/Coda) via Unity IAP/Unity Cloud. Use when the user needs to add, modify, debug, or migrate from native Android/iOS billing, 3rd party packages(RevenueCat/Adapty/Essential Kit/Unipay supported) to IAP. Triggers on microtransactions (MTX), monetization, real-money purchases, store purchases, buying items, support D2C, purchase via Stripe/Coda, migrate from native billing(Google's BillingClient or Apple's StoreKit/SKPaymentQueue/SKProduct)/RevenueCat/Adapty/EssentialKit/Unipay.
Creates implementation-ready plans and specs for complex changes without writing code. Use when the user asks for a plan/spec/roadmap, requests a detailed plan, or when a change spans multiple files/systems and needs discovery, sequencing, or architecture decisions.
Review and process app submissions for the Pollinations showcase. Parse issues, validate submissions, create PRs, handle user corrections.
Specification-driven development with structured phases: Initialize, Plan, Tasks, Implement+Validate. Creates structured feature specs with traceability to requirements. Use when: starting projects, planning features, implementing with verification, or tracking decisions across sessions. Triggers on "map codebase", "initialize", "initialize project", "create feature", "plan", "tasks", "implement", "validate", "archive".
Specialized workflows for drafting, refining, and responding to academic literature reviews and peer review feedback. Use this skill for literature review outlines, research-gap synthesis, reviewer rebuttals, response letters, and academic writing tone repair.
Add a new skill to the LaunchDarkly agent-skills repo. Use when creating a new SKILL.md, adding a skill to the catalog, or aligning with repo conventions. Guides exploration of existing skills before creating.
Apply and validate SOLID principles in object-oriented design
Used for header-only preflight of one DICOM series folder before conversion or inference. Not for de-identification or clinical clearance.