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Effect repositories to use in opencode references.

A developer compiled a list of recommended Effect repositories for use in OpenCode references, including canonical sources, monorepo patterns, accounting app examples, and integration patterns with TanStack Start, Alchemy, and other tools.

read2 min views1 publishedJul 16, 2026
| { "effect": { | |
| "repository": "Effect-TS/effect", | |

| "description": "Use for canonical Effect source, APIs, tests, and implementation patterns." | | | }, | |

| "effect-monorepo": { | |
| "repository": "lucas-barake/effect-monorepo", | |

| "description": "Use for Lucas Barake's full-stack Effect monorepo patterns, composable policies, HttpApi contracts, Schema classes, and Layer composition." | | | }, | | | "accountability": { | | | "repository": "mikearnaldi/accountability", | | | "description": "Use for Mike Arnaldi's accounting app patterns: ABAC policy engine, strict Service/Layer separation, Schema.Class entities, @effect/sql-pg, HttpApi, and testing." | | | }, | |

| "building-an-app-with-effect": { | |
| "repository": "lucas-barake/building-an-app-with-effect", | |

| "description": "Use for Lucas Barake's Effect app patterns with HttpLayerRouter, @effect/rpc, @effect/ai, and effect-atom state." | | | }, | |

| "effect-tanstack-start": { | |
| "repository": "lucas-barake/effect-tanstack-start", | |

| "description": "Use for minimal TanStack Start integration with Effect HttpApi, RpcGroup, Schema.Class, and effect-atom." | | | }, | | | "opencode": { | | | "repository": "anomalyco/opencode", | | | "description": "Use for OpenCode architecture, agent configuration, MCP, TUI, and Effect-based implementation patterns." | | | }, | | | "t3code": { | | | "repository": "pingdotgg/t3code", | | | "description": "Use for T3 Code application architecture and TypeScript/Effect coding-agent patterns." | | | }, | | | "executor": { | | | "repository": "UsefulSoftwareCo/executor", | | | "description": "Use for Executor deployment, Cloudflare, MCP, and Alchemy-based agent integration patterns." | | | }, | | | "foldkit": { | | | "repository": "foldkit/foldkit", | | | "description": "Use for FoldKit frontend architecture and Effect-centered UI patterns." | | | }, | |

| "alchemy": { | |
| "repository": "alchemy-run/alchemy-effect", | |

| "description": "Use for Alchemy v2 infrastructure-as-TypeScript and Cloudflare deployment patterns." | | | }, | | | "kilocode": { | | | "repository": "Kilo-Org/kilocode", | | | "description": "Use for Kilo Code coding-agent architecture, providers, tools, and extension patterns." | | | }, | | | "stack": { | | | "repository": "kitlangton/stack", | | | "description": "Use for Kit Langton's Stack Effect application patterns." | | | }, | | | "ghui": { | | | "repository": "kitlangton/ghui", | | | "description": "Use for Kit Langton's Ghui GitHub TUI and Effect-based terminal UI patterns." | | | } | | | } |

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