v8.0.0-beta.3 (2025-10-23)

💥 Breaking Change

• babel-parser
  • #17505 [Babel 8] Treat allowSuperOutsideMethod as top-level only (@JLHwung)

🐛 Bug Fix

• babel-traverse, babel-types
  • #17499 Enable strictNullChecks for traverse (@liuxingbaoyu)
• babel-plugin-transform-runtime
  • #17512 [babel 8] Update default @babel/runtime version (@nicolo-ribaudo)

💅 Polish

• babel-core, babel-helper-transform-fixture-test-runner, babel-plugin-transform-runtime, babel-preset-env, babel-preset-react, babel-preset-typescript
  • #17404 Improve @babel/core types (@liuxingbaoyu)
• babel-helper-create-class-features-plugin, babel-plugin-transform-exponentiation-operator, babel-plugin-transform-flow-comments, babel-plugin-transform-logical-assignment-operators, babel-traverse, babel-types
  • #17500 [Babel 8] Better node type definitions for computed (@liuxingbaoyu)

🏠 Internal

• babel-plugin-transform-runtime
  • #17511 [babel 8] Remove semver dependency from transform-runtime (@nicolo-ribaudo)

🏃‍♀️ Performance

• babel-traverse
  • #17043 [Babel 8] Improve scope information collection performance (@liuxingbaoyu)
• babel-helper-create-class-features-plugin, babel-plugin-bugfix-firefox-class-in-computed-class-key, babel-plugin-transform-modules-systemjs, babel-plugin-transform-typescript
  • #17518 [Babel 8] Use t.traverseFast to replace some path.traverse (@liuxingbaoyu)

Committers: 8

• Babel Bot (@babel-bot)
• Byeongho Yoo (@youthfulhps)
• Huáng Jùnliàng (@JLHwung)
• Hyeon Dokko (@CO0Ki3)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @Olexandr88
• @liuxingbaoyu
• fisker Cheung (@fisker)

v7.28.5 (2025-10-23)

Thank you @CO0Ki3, @Olexandr88, and @youthfulhps for your first PRs!

👓 Spec Compliance

• babel-parser
  • #17446 Allow Runtime Errors for Function Call Assignment Targets (@liuxingbaoyu)
• babel-helper-validator-identifier
  • #17501 fix: update identifier to unicode 17 (@fisker)

🐛 Bug Fix

• babel-plugin-proposal-destructuring-private
  • #17534 Allow mixing private destructuring and rest (@CO0Ki3)
• babel-parser
  • #17521 Improve @babel/parser error typing (@JLHwung)
  • #17491 fix: improve ts-only declaration parsing (@JLHwung)
• babel-plugin-proposal-discard-binding, babel-plugin-transform-destructuring
  • #17519 fix: rest correctly returns plain array (@liuxingbaoyu)
• babel-helper-create-class-features-plugin, babel-helper-member-expression-to-functions, babel-plugin-transform-block-scoping, babel-plugin-transform-optional-chaining, babel-traverse, babel-types
  • #17503 Fix JSXIdentifier handling in isReferencedIdentifier (@JLHwung)
• babel-traverse
  • #17504 fix: ensure scope.push register in anonymous fn (@JLHwung)

🏠 Internal

• babel-types
  • #17494 Type checking babel-types scripts (@JLHwung)

🏃‍♀️ Performance

• babel-core
  • #17490 Faster finding of locations in buildCodeFrameError (@liuxingbaoyu)

Committers: 8

• Babel Bot (@babel-bot)
• Byeongho Yoo (@youthfulhps)
• Huáng Jùnliàng (@JLHwung)
• Hyeon Dokko (@CO0Ki3)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @Olexandr88
• @liuxingbaoyu
• fisker Cheung (@fisker)

v8.0.0-beta.2 (2025-09-05)

💥 Breaking Change

• babel-standalone
  • #17421 Do not enable default plugins in @babel/standalone (@gwillen)

🐛 Bug Fix

• babel-types
  • #17495 fix: allow d and v flag in regExpLiteral builder (@JLHwung)
• babel-parser
  • #17479 [Babel 8] Align TSMappedType AST (@JLHwung)

💅 Polish

• babel-plugin-transform-block-scoping, babel-plugin-transform-classes, babel-plugin-transform-object-rest-spread, babel-traverse
  • #17485 Improve @babel/traverse typings (@JLHwung)
• babel-core, babel-helpers, babel-runtime-corejs3, babel-traverse, babel-types
  • #17471 Improve @babel/core typings (@JLHwung)
• babel-core
  • #17470 export PartialConfig and NormalizedOptions (@JLHwung)

🏠 Internal

• #17468 build(Babel 8): disable JSON module transform (@JLHwung)

Committers: 9

• Babel Bot (@babel-bot)
• Bill Collins (@mrginglymus)
• Glenn Willen (@gwillen)
• Huáng Jùnliàng (@JLHwung)
• Jam Balaya (@JamBalaya56562)
• Nicolò Ribaudo (@nicolo-ribaudo)
• SOUHAILA SERBOUT (@souhailaS)
• @liuxingbaoyu
• easrng (@easrng)

v7.28.4 (2025-09-05)

Thanks @gwillen and @mrginglymus for your first PRs!

🏠 Internal

• babel-core, babel-helper-check-duplicate-nodes, babel-traverse, babel-types
  • #17493 Update Jest to v30.1.1 (@JLHwung)
• babel-plugin-transform-regenerator
  • #17455 chore: Clean up transform-regenerator (@liuxingbaoyu)
• babel-core
  • #17474 Switch to @jridgewell/remapping (@mrginglymus)

Committers: 5

• Babel Bot (@babel-bot)
• Bill Collins (@mrginglymus)
• Glenn Willen (@gwillen)
• Huáng Jùnliàng (@JLHwung)
• @liuxingbaoyu

v7.28.3 (2025-08-14)

👓 Spec Compliance

• babel-helper-create-class-features-plugin, babel-plugin-proposal-decorators, babel-plugin-transform-class-static-block, babel-preset-env
  • #17443 [static blocks] Do not inject new static fields after static code (@nicolo-ribaudo)

🐛 Bug Fix

• babel-parser
  • #17465 fix(parser/typescript): parse import("./a", {with:{},}) (@easrng)
  • #17478 fix(parser): stop subscript parsing on async arrow (@JLHwung)

💅 Polish

• babel-plugin-transform-regenerator, babel-plugin-transform-runtime
  • #17363 Do not save last yield in call in temp var (@nicolo-ribaudo)

📝 Documentation

• #17448 move eslint-{parser,plugin} docs to the website (@JLHwung)

🏠 Internal

• #17454 Enable type checking for scripts and babel-worker.cjs (@JLHwung)

🔬 Output optimization

• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions
  • #17444 Optimize do expression output (@JLHwung)

Committers: 5

• Babel Bot (@babel-bot)
• Huáng Jùnliàng (@JLHwung)
• Jam Balaya (@JamBalaya56562)
• Nicolò Ribaudo (@nicolo-ribaudo)
• easrng (@easrng)

v7.28.2 (2025-07-24)

Thanks @souhailaS for your first PR!

🐛 Bug Fix

• babel-types
  • #17445 [babel 7] Make operator param in t.tsTypeOperator optional (@nicolo-ribaudo)
• babel-helpers, babel-plugin-transform-async-generator-functions, babel-plugin-transform-regenerator, babel-preset-env, babel-runtime-corejs3
  • #17441 fix: regeneratorDefine compatibility with es5 strict mode (@liuxingbaoyu)

Committers: 4

• Babel Bot (@babel-bot)
• Nicolò Ribaudo (@nicolo-ribaudo)
• SOUHAILA SERBOUT (@souhailaS)
• @liuxingbaoyu

v7.28.1 (2025-07-12)

🐛 Bug Fix

• babel-plugin-transform-async-generator-functions, babel-plugin-transform-regenerator
  • #17426 fix: regenerator correctly handles throw outside of try (@liuxingbaoyu)

📝 Documentation

• babel-types
  • #17422 Add missing FunctionParameter docs (@JLHwung)

↩️ Revert

• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-types
  • #17432 Do not mark OptionalMemberExpresion as LVal (@JLHwung)

Committers: 3

• Babel Bot (@babel-bot)
• Huáng Jùnliàng (@JLHwung)
• @liuxingbaoyu

v8.0.0-beta.1 (2025-07-02)

💥 Breaking Change

• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-plugin-transform-object-rest-spread, babel-traverse, babel-types
  • #17391 LVal coverage updates (Part 2) (@JLHwung)
• babel-parser, babel-traverse, babel-types
  • #17378 Accept bigints in t.bigIntLiteral factory (@JLHwung)
• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-plugin-transform-destructuring, babel-plugin-transform-object-rest-spread, babel-types
  • #17387 [Babel 8]: Fix incorrect LVal coverage (@JLHwung)

🐛 Bug Fix

• babel-types
  • #17398 fix: BABEL_TYPES_8_BREAKING in Babel 8 (@liuxingbaoyu)

🏠 Internal

• babel-types
  • #17361 Set binary operator typings to a more precise union (@RReverser)

Committers: 9

• Arthur (@arthur-mountain)
• Babel Bot (@babel-bot)
• Evan Anderson (@evankanderson)
• Huáng Jùnliàng (@JLHwung)
• Ingvar Stepanyan (@RReverser)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @NullVoxPopuli
• @liuxingbaoyu
• coderaiser (@coderaiser)

v7.28.0 (2025-07-02)

🚀 New Feature

• babel-node
  • #17147 Support top level await in node repl (@liuxingbaoyu)
• babel-types
  • #17258 feat(matchesPattern): support super/private/meta (@JLHwung)
• babel-compat-data, babel-preset-env
  • #17355 Add explicit resource management to preset-env (@JLHwung)
• babel-core, babel-parser
  • #17390 Support sourceType: "commonjs" (@JLHwung)
• babel-generator, babel-parser
  • #17346 Materialize explicitResourceManagement parser plugin (@JLHwung)
• babel-plugin-proposal-destructuring-private, babel-plugin-proposal-do-expressions, babel-plugin-transform-object-rest-spread, babel-traverse, babel-types
  • #17391 LVal coverage updates (Part 2) (@JLHwung)
• babel-parser, babel-traverse, babel-types
  • #17378 Accept bigints in t.bigIntLiteral factory (@JLHwung)
• babel-generator, babel-plugin-proposal-destructuring-private, babel-plugin-proposal-discard-binding, babel-plugin-transform-destructuring, babel-plugin-transform-explicit-resource-management, babel-plugin-transform-react-display-name, babel-types
  • #17277 Transform discard binding (@JLHwung)
• babel-generator, babel-parser, babel-plugin-proposal-destructuring-private, babel-plugin-transform-block-scoping, babel-plugin-transform-object-rest-spread, babel-plugin-transform-typescript, babel-traverse, babel-types
  • #17163 Parse discard binding (@JLHwung)

🐛 Bug Fix

• babel-helper-globals, babel-plugin-transform-classes, babel-traverse
  • #17297 Create babel-helper-globals (@JLHwung)
• babel-types
  • #17009 feature: TSTypeOperator: keyof (#16799) (@coderaiser)

🏠 Internal

• babel-compat-data, babel-plugin-proposal-decorators, babel-plugin-transform-async-generator-functions, babel-plugin-transform-json-modules, babel-plugin-transform-regenerator, babel-plugin-transform-runtime, babel-preset-env, babel-runtime-corejs3
  • #17403 Update babel-polyfill packages (@nicolo-ribaudo)

Committers: 5

• Babel Bot (@babel-bot)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @liuxingbaoyu
• coderaiser (@coderaiser)

v7.27.7 (2025-06-26)

Thanks @arthur-mountain and @evankanderson for your first PRs!

👓 Spec Compliance

• babel-parser, babel-plugin-transform-classes
  • #17203 Interepret parser allow* options as top level only (@JLHwung)
• babel-parser
  • #17371 fix: disable using in ambient context (@JLHwung)

🐛 Bug Fix

• babel-core
  • #17392 Improve TS babel config loading (@JLHwung)
• babel-types
  • #17376 fix: support negative bigint in valueToNode (@JLHwung)
• babel-plugin-transform-parameters
  • #17352 fix: Params of async function* should throw synchronously (@liuxingbaoyu)

🏠 Internal

• babel-plugin-transform-destructuring, babel-plugin-transform-object-rest-spread
  • #17389 Use NodePath#splitExportDeclaration in destructuring transforms (@JLHwung)

Committers: 6

• Arthur (@arthur-mountain)
• Babel Bot (@babel-bot)
• Evan Anderson (@evankanderson)
• Huáng Jùnliàng (@JLHwung)
• Nicolò Ribaudo (@nicolo-ribaudo)
• @liuxingbaoyu