effect 2.0.0-next.20
Welcome to Effect, a powerful TypeScript framework that provides a fully-fledged functional effect system with a rich standard library.
effect@2.0.0-next.20 was published on 2023-07-25. Its manifest declares 5 runtime dependencies and 0 peer requirements. Type declarations are bundled according to the package metadata. No Node.js engine requirement is declared in this manifest.
All effect versions · Permanent reference to 2.0.0-next.20 · View npm registry JSON · Latest release
Package specifications
| Version | 2.0.0-next.20 |
|---|---|
| License declaration | MIT |
| Published | 2023-07-25T01:28:17.389Z |
| Node.js requirement | Not declared |
| Type declarations | Bundled declarations |
| Runtime dependency count | 5 |
| Peer requirement count | 0 |
| Optional dependency count | 0 |
| Minified size | Measurement not available yet |
| Minified + gzip | Measurement not available yet |
| Unpacked distribution size | 329.79 KiB |
| Published file count | 770 |
| Package type | Not declared |
| ES module entry | Not declared |
| Default entry | ./index.js |
| Side effects declaration | [] |
| Direct advisories | 1 |
| Resolved graph dependencies | 8 |
| Repository stars | 17422 |
| Repository forks | 882 |
Install effect 2.0.0-next.20
npm install effect@2.0.0-next.20 pnpm add effect@2.0.0-next.20 yarn add effect@2.0.0-next.20
Runtime dependencies
- @effect/io >=0.35.0 <0.36.0
- @effect/stm >=0.19.0 <0.20.0
- @effect/data >=0.16.0 <0.17.0
- @effect/match >=0.29.0 <0.30.0
- @effect/stream >=0.30.0 <0.31.0
Peer requirements
- None declared
Optional dependencies
- None declared
Resolved dependency graph
This deps.dev graph describes a generic 64-bit Linux environment, not your application lockfile.
- @effect/data@0.16.3 — direct
- @effect/io@0.35.3 — direct
- @effect/match@0.29.1 — direct
- @effect/schema@0.30.4 — indirect
- @effect/stm@0.19.0 — direct
- @effect/stream@0.30.1 — direct
- fast-check@3.23.2 — indirect
- pure-rand@6.1.0 — indirect
How to interpret the specifications
Bundlephobia measurements use its standard package build and may exclude peer dependencies. Unpacked npm distribution size includes shipped files and is a different measurement. Module declarations do not prove tree-shaking or runtime compatibility.
Advisories apply to this package version directly; transitive dependencies need separate inspection. Repository signals describe the whole repository and are current observations, including on historical-version pages.
Known direct advisories
Evidence and freshness
- Readable npm registry JSON — retrieved 2026-11-05T19:43:19.147Z
- https://api.deps.dev/v3/systems/npm/packages/effect/versions/2.0.0-next.20 — retrieved 2026-11-05T19:43:19.283Z
- https://api.deps.dev/v3/systems/npm/packages/effect/versions/2.0.0-next.20:dependencies — retrieved 2026-11-05T19:43:19.308Z
- https://api.deps.dev/v3/projects/github.com%2FEffect-TS%2Feffect — retrieved 2026-11-05T15:46:23.268Z