# Jotai v3.0.0-alpha.0

- Product: Jotai (https://whatsnew.fyi/product/jotai)
- Vendor: Poimandres
- Date: 2026-07-20
- Version: v3.0.0-alpha.0
- Original notes: https://github.com/pmndrs/jotai/releases/tag/v3.0.0-alpha.0
- Permalink: https://whatsnew.fyi/product/jotai/releases/v3.0.0-alpha.0
- Labels: Pre-release

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **removed** — Drop support for old TypeScript versions
- **removed** — Drop UMD and SystemJS builds
- **removed** — Drop support for old Node versions
- **removed** — Drop CommonJS build, package is now ES modules only
- **removed** — Drop support for old React versions
- **removed** — Drop atomFamily API
- **removed** — Drop loadable API
- **removed** — Drop jotai/babel module
- **removed** — Drop setSelf function
- **changed** — Switch to module-first package structure
- **changed** — Use NODE_ENV directly instead of build-time replacement
- **changed** — Drop Rollup bundler in favor of alternative build tooling
- **changed** — Target ES2020 in TypeScript compilation
- **added** — Add useAtomValueRaw and useAtomValueRawSync hooks
- **changed** — Redesign building blocks API

https://github.com/pmndrs/jotai/blob/v3/docs/guides/migrating-to-v3.mdx

##### What's Changed
* [v3] drop old TS by @dai-shi in https://github.com/pmndrs/jotai/pull/3336
* [v3] drop UMD and SystemJS builds by @dai-shi in https://github.com/pmndrs/jotai/pull/3338
* [v3] drop old node by @dai-shi in https://github.com/pmndrs/jotai/pull/3339
* [v3] module-first package by @dai-shi in https://github.com/pmndrs/jotai/pull/3340
* [v3] drop CJS by @dai-shi in https://github.com/pmndrs/jotai/pull/3341
* [v3] use NODE_ENV directly by @dai-shi in https://github.com/pmndrs/jotai/pull/3342
* [v3] drop rollup by @dai-shi in https://github.com/pmndrs/jotai/pull/3344
* [v3] drop old React by @dai-shi in https://github.com/pmndrs/jotai/pull/3345
* [v3] es2020 target by @dai-shi in https://github.com/pmndrs/jotai/pull/3346
* [v3] drop atomFamily by @dai-shi in https://github.com/pmndrs/jotai/pull/3347
* [v3] drop loadable by @dai-shi in https://github.com/pmndrs/jotai/pull/3348
* [v3] drop jotai/babel by @dai-shi in https://github.com/pmndrs/jotai/pull/3349
* [v3] drop setSelf by @dai-shi in https://github.com/pmndrs/jotai/pull/3350
* [v3] useAtomValueRaw & useAtomValueRawSync by @dai-shi in https://github.com/pmndrs/jotai/pull/3351
* [v3] redesign buildingBlocks by @dai-shi in https://github.com/pmndrs/jotai/pull/3358
* [v3] migration guide by @dai-shi in https://github.com/pmndrs/jotai/pull/3359


**Full Changelog**: https://github.com/pmndrs/jotai/compare/v2.20.2...v3.0.0-alpha.0