mepuka/effect-ontology

effect-collections-datastructs

Value-based data structures (Data.struct, tuple, array) and high-performance collections (Chunk, HashSet). Use for safe comparisons and pipelines.

effect-concurrency-fibers

Concurrency with Effect.all, forEach concurrency, Fiber lifecycle, race and timeouts. Use for parallelizing tasks safely.

effect-config-schema

Config loading and Schema validation/transform. Use when defining configuration or validating inputs.

effect-errors-retries

Error modeling and recovery with TaggedError, catchTag(s), mapError, and retry schedules. Use when defining errors or adding resilience.

effect-foundations

Core Effect foundations and style for a coding agent. Use when starting an Effect task, choosing operators, or structuring a small pipeline.

effect-http-routing

HTTP server, routing, JSON responses and dependencies via layers. Use when wiring endpoints and services.

effect-index

Skill index and decision guide. Use to pick the right Effect Skill quickly and follow a minimal decision tree.

effect-layers-services

Define services, provide layers, compose dependencies, and switch live/test. Use for DI boundaries and app composition.

effect-patterns-hub

Complete catalog of 130+ Effect-TS patterns from EffectPatterns repository. Use when looking for specific implementation patterns, best practices, or real-world examples. Complements other skills with concrete, curated patterns.

effect-queues-background

Queue and PubSub patterns, background fibers, and graceful shutdown. Use for decoupling producers/consumers.

effect-resources-scope

Resource safety with acquireRelease, Effect.scoped, and finalizers. Use when opening files, sockets, servers, or external handles.

effect-sql-db

Effect patterns for SQL databases (Drizzle/Kysely/Prisma): services, transactions, retries, streaming, and observability.

effect-streams-pipelines

Stream creation, transformation, sinks, batching, and resilience. Use when building data pipelines with concurrency and backpressure.

effect-testing-mocking

Testing patterns with layers, mocks, and deterministic time. Use when preparing testable services and small smoke tests.

effect-time-tracing-logging

Time with Clock/Duration, tracing spans, and structured logging. Use for time-based logic, deadlines, and observability.