10 actions in 10 pieces of software · ranked by words, meaning and measured trust · 592 ms

1. 1no-use-effectverified and signedpassport

   skillfactory-ai/factory-pluginsrecord

   • no-use-effect

     Enforce the no-useEffect rule when writing or reviewing React code. ACTIVATE when writing React components, refactoring existing useEffect calls, reviewing PRs with useEffect, or when an agent adds useEffect "just in case." Provides the five replacement patterns and the useMountEffect escape hatch.

2. 2no-use-effectverified and signedpassport

   skillalejandrobailo/no-use-effectrecord

   • no-use-effect

     ALWAYS ACTIVE. Enforces a strict no-direct-useEffect rule in React and React Native code. Never write useEffect directly — use derived state, event handlers, useMemo, useSyncExternalStore, data-fetching libraries, key-based resets, or useMountEffect instead. Triggers on all React component code: wri

3. 3you-might-not-need-an-effectverified and signedpassport

   skillryoppippi/dotfilesrecord

   • you-might-not-need-an-effect

     Review React code for unnecessary useEffect usage based on react.dev guidelines. Analyses code for useEffect anti-patterns and optionally applies fixes. Use when reviewing React code quality or refactoring effects.

4. 4effectverified and signedpassport

   skillkitlangton/skillsrecord

   • effect

     Opinionated guide for building production TypeScript applications with Effect v4. Use when implementing Effect workflows, services, layers, schemas, configuration, schedules, caches, streams, HTTP clients, or tests.

5. 5effect-best-practicesverified and signedpassport

   skillmakisuo/skillsrecord

   • effect-best-practices

     Enforces Effect-TS patterns for services, errors, layers, and atoms. Use when writing code with Effect.Service, Schema.TaggedError, Layer composition, or effect-atom React components.

6. 6effect-v3-to-v4verified and signedpassport

   skilleffect-ts/skillsrecord

   • effect-v3-to-v4

     Use this skill when migrating a codebase from Effect v3 to Effect v4, upgrading `effect` or any `@effect/*` package across the v3/v4 boundary.

7. 7effect-tsverified and signedpassport

   skillpaulrberg/agent-skillsrecord

   • effect-ts

     Use for nontrivial Effect 4 work including services/layers, typed errors, Schema/JsonSchema, Config, runtime/concurrency, @effect/vitest, effect/ai and @effect/ai-*, effect/sql and @effect/sql-*, Effect Atom (@effect/atom-*), or @prb/effect-next.

8. 8serial-position-effectverified and signedpassport

   skillowl-listener/designer-skillsrecord

   • serial-position-effect

     Apply the Serial Position Effect — first and last items in a sequence are recalled best. Use when ordering menus, lists, and steps. For emphasising one item regardless of its position, use `von-restorff-effect` (ui-design).

9. 9reveal-hover-effectverified and signedpassport

   skillmengto/skillsrecord

   • reveal-hover-effect

     Build cursor-following spotlight reveals that expose a second aligned image through a soft radial mask. Use for hover-to-color, before-and-after, x-ray, material, texture, product-detail, and illustrated hero effects where a desaturated or embossed base image should remain visible while another trea

10. 10effect-tsverified and signedpassport

    skilljoelhooks/effectts-skillsrecord

    • effect-ts

      Write idiomatic Effect v4 TypeScript following official best practices from effect-solutions and the Effect source. Use when writing, reviewing, or refactoring Effect code: services (ServiceMap.Service), layers and dependency injection, error handling (Schema.TaggedErrorClass), data modeling (Schema