babel-eslint-parser
- #17763 Drop support for eslint v7-v8 (@liuxingbaoyu)
- #17755 Make eslint-parser/experimental-worker the default (@liuxingbaoyu)
babel-register
- #17762 Remove browser entrypoint for @babel/register (@nicolo-ribaudo)
babel-parser, babel-plugin-proposal-partial-application, babel-plugin-syntax-partial-application
- #17760 [Babel 8]: partial-application plugin requires "version" option (@JLHwung)
babel-core, babel-plugin-transform-runtime, babel-register
- #17756 Use package.json#imports for browser-specific code (@nicolo-ribaudo)
babel-build-external-helpers, babel-cli
- #17746 [Babel 8] Extract babel-build-external-helpers (@JLHwung)
babel-traverse
- #17722 Remove NodePath#visit (@liuxingbaoyu)
babel-cli, babel-node
- #17741 [Babel 8] Disallow excess arguments in babel-external-helpers (@JLHwung)
babel-generator, babel-plugin-proposal-pipeline-operator, babel-traverse, babel-types
- #17732 [Babel 8] Remove smart pipeline support and remove accessor property from Standardized alias (@JLHwung)
babel-plugin-transform-object-assign, babel-standalone
- #17619 [Babel 8] Remove @babel/plugin-transform-object-assign (@liuxingbaoyu)
babel-plugin-transform-runtime, babel-preset-env
- #17701 [Babel 8]: clean up unused preset-env data entries (@JLHwung)

babel-code-frame, babel-core
- #17070 feat: Allow specifying startLine in code frame (@liuxingbaoyu)
babel-types
- #17423 Add attributes to import/export builder (@JLHwung)
babel-standalone
- #17653 feat(standalone): export async transform (@JLHwung)
- #17482 feat: read standalone targets from data-targets (@JLHwung)

babel-parser
- #17761 fix(parser): correctly parse type assertions in extends clause (@wulu007)
- #17720 fix(parser): improve super type argument parsing (@JLHwung)
babel-register
- #17229 [Babel 8] Refactor register cache (@liuxingbaoyu)
babel-traverse
- #17702 fix(babel-traverse): check variable shadowing for global object callees (@wulu007)
babel-core
- #17733 fix: Correct the type of plugin parameter (@liuxingbaoyu)
babel-plugin-proposal-partial-application
- #17662 fix(partial-app): support super method call (@JLHwung)
babel-compat-data, babel-plugin-transform-block-scoped-functions, babel-plugin-transform-block-scoping, babel-preset-env
- #17691 Fix hoisting of function declarations in loops and switch (@liuxingbaoyu)
babel-generator
- #17717 fix: improve parentheses rule of conditional (@JLHwung)

babel-code-frame, babel-helpers, babel-node, babel-types
- #17678 Replace picocolors with node:util.styleText() in @babel/code-frame (@fisker)
Other
- #17751 Add CI check to make sure packages exist on npm (@nicolo-ribaudo)
babel-helper-transform-fixture-test-runner
- #17743 Use require(esm) for @babel/core (@nicolo-ribaudo)
babel-template
- #17748 chore: Improve template exception handling (@liuxingbaoyu)

babel-generator, babel-runtime-corejs3
- #17718 [Babel 8] Improve generator performance (@liuxingbaoyu)