Effect is a TypeScript framework for building robust, production-ready applications using a functional effect system with a standard library. It provides primitives for side effects, type-safe concurrency and error-handling, and includes ecosystem packages for CLI tooling, observability (OpenTelemetry), distributed computing, workflows, and multiple SQL integrations.
Project status
- The repository appears actively maintained, with recent upstream activity on 2026-06-05, and multiple related package updates published on the same day.
- Apparent update cadence looks active but cannot be quantified from this snapshot alone, as the evidence only shows a small cluster of updates on 2026-06-05.
AI summary generated Today
Recent updates
@effect/ai-openrouter@0.11.0
2 days agoThis release of @effect/ai-openrouter@0.11.0 is a patch that updates its dependencies. No direct API or behavioral changes are described in the release notes beyond bumping @effect/ai to 0.36.0 and effect to 3.21.3.
@effect/ai-google@0.15.0
2 days agoThis patch release (@effect/ai-google@0.15.0) primarily updates dependencies. It bumps @effect/ai to 0.36.0 and effect to 3.21.3, with no other functional or API changes mentioned in the release notes.
@effect/ai-amazon-bedrock@0.16.0
2 days agoThis @effect/ai-amazon-bedrock release is primarily a dependency bump to @effect/ai@0.36.0 and effect@3.21.3. While the release notes for amazon-bedrock only mention dependency updates, the included code changes in @effect/ai introduce a new Tool.EmptyParams concept and adjust tool parameter schema typing and ToolCallPart/ToolCallParts type behavior.
effect@3.21.3
2 days agoeffect@3.21.3 is a patch release focused on improving TypeScript type inference and JSON schema generation. It fixes generic type parameter inference for $match, and adjusts generated JSON Schema for certain records to be stricter about additional properties.
@effect/ai-openai@0.40.0
2 days agoThis release (@effect/ai-openai@0.40.0) is a patch-level update focused on dependency bumps. It updates to @effect/ai@0.36.0 and effect@3.21.3, which may include internal fixes and behavior changes inherited from those packages.
@effect/ai-anthropic@0.26.0
2 days agoThis is a patch release of @effect/ai-anthropic that only updates its dependency versions. No product or API-level changes are described in the release notes, so the main upgrade consideration is compatibility with the updated @effect/ai and effect packages.
@effect/ai@0.36.0
2 days agoEffect AI v0.36.0 adds explicit support for using Tool.EmptyParams as a tool parameters schema. The main other change in this release is a dependency update to effect@3.21.3.
Features@effect/workflow@0.18.2
3 days agoThis patch release updates workflow behavior when spawning child workflows with `discard: true` by forwarding the parent pointer. It also bumps `@effect/experimental` to version 0.60.0. No breaking changes are mentioned in the release notes.
@effect/platform-node@0.107.0
3 days agoThis is a patch release for @effect/platform-node@0.107.0 with dependency updates only. It bumps @effect/cluster to 0.59.0 and @effect/platform-node-shared to 0.60.0, which may include behavioral changes coming from those packages.
@effect/sql-clickhouse@0.49.0
3 days agoThis patch release updates internal dependencies used by @effect/sql-clickhouse. No new features or code-level changes are explicitly described in the release notes, so the main upgrade consideration is the transitive dependency updates to @effect/platform-node and @effect/experimental.