Sourced from eslint's releases.

v9.34.0

Features

• 0bb777a feat: multithread linting (#19794) (Francesco Trotta)
• 43a5f9e feat: add eslint-plugin-regexp to eslint-config-eslint base config (#19951) (Pixel998)

Bug Fixes

• 9b89903 fix: default value of accessor-pairs option in rule.d.ts file (#20024) (Tanuj Kanti)
• 6c07420 fix: fix spurious failure in neostandard integration test (#20023) (Kirk Waiblinger)
• 676f4ac fix: allow scientific notation with trailing zeros matching exponent (#20002) (Sweta Tanwar)

Documentation

• 0b4a590 docs: make rulesdir deprecation clearer (#20018) (Domenico Gemoli)
• 327c672 docs: Update README (GitHub Actions Bot)
• bf26229 docs: Fix typo in core-concepts/index.md (#20009) (Tobias Hernstig)
• 2309327 docs: fix typo in the "Configuring Rules" section (#20001) (ghazi-git)
• 2b87e21 docs: [no-else-return] clarify sample code. (#19991) (Yuki Takada (Yukinosuke Takada))
• c36570c docs: Update README (GitHub Actions Bot)

Chores

• f19ad94 chore: upgrade to @eslint/js@9.34.0 (#20030) (Francesco Trotta)
• b48fa20 chore: package.json update for @​eslint/js release (Jenkins)
• 4bce8a2 chore: package.json update for eslint-config-eslint release (Jenkins)
• 0c9999c refactor: prefer default options in grouped-accessor-pairs (#20028) (루밀LuMir)
• d503f19 ci: fix stale.yml (#20010) (루밀LuMir)
• e2dc67d ci: centralize stale.yml (#19994) (루밀LuMir)
• 7093cb8 ci: bump actions/checkout from 4 to 5 (#20005) (dependabot[bot])

v9.33.0

Features

• e07820e feat: add global object access detection to no-restricted-globals (#19939) (sethamus)
• 90b050e feat: support explicit resource management in one-var (#19941) (Sweta Tanwar)

Bug Fixes

• 732433c fix: allow any type for meta.docs.recommended in custom rules (#19995) (Francesco Trotta)
• e8a6914 fix: Fixed potential bug in check-emfile-handling.js (#19975) (諏訪原慶斗)

Documentation

• 34f0723 docs: playground button for TypeScript code example (#19671) (Tanuj Kanti)
• dc942a4 docs: Update README (GitHub Actions Bot)
• 5a4b6f7 docs: Update no-multi-assign.md (#19979) (Yuki Takada (Yukinosuke Takada))
• 247e156 docs: add missing let declarations in no-plusplus (#19980) (Yuki Takada (Yukinosuke Takada))
• 0d17242 docs: Update README (GitHub Actions Bot)
• fa20b9d docs: Clarify when to open an issue for a PR (#19974) (Nicholas C. Zakas)

Build Related

• 27fa865 build: use ESLint class to generate formatter examples (#19972) (Milos Djermanovic)

Chores

• 4258046 chore: update dependency @​eslint/js to v9.33.0 (#19998) (renovate[bot])
• ad28371 chore: package.json update for @​eslint/js release (Jenkins)

... (truncated)

Sourced from eslint's changelog.

v9.34.0 - August 22, 2025

• f19ad94 chore: upgrade to @eslint/js@9.34.0 (#20030) (Francesco Trotta)
• b48fa20 chore: package.json update for @​eslint/js release (Jenkins)
• 4bce8a2 chore: package.json update for eslint-config-eslint release (Jenkins)
• 0c9999c refactor: prefer default options in grouped-accessor-pairs (#20028) (루밀LuMir)
• 0b4a590 docs: make rulesdir deprecation clearer (#20018) (Domenico Gemoli)
• 9b89903 fix: default value of accessor-pairs option in rule.d.ts file (#20024) (Tanuj Kanti)
• 6c07420 fix: fix spurious failure in neostandard integration test (#20023) (Kirk Waiblinger)
• 676f4ac fix: allow scientific notation with trailing zeros matching exponent (#20002) (Sweta Tanwar)
• 327c672 docs: Update README (GitHub Actions Bot)
• d503f19 ci: fix stale.yml (#20010) (루밀LuMir)
• 0bb777a feat: multithread linting (#19794) (Francesco Trotta)
• bf26229 docs: Fix typo in core-concepts/index.md (#20009) (Tobias Hernstig)
• 43a5f9e feat: add eslint-plugin-regexp to eslint-config-eslint base config (#19951) (Pixel998)
• e2dc67d ci: centralize stale.yml (#19994) (루밀LuMir)
• 7093cb8 ci: bump actions/checkout from 4 to 5 (#20005) (dependabot[bot])
• 2309327 docs: fix typo in the "Configuring Rules" section (#20001) (ghazi-git)
• 2b87e21 docs: [no-else-return] clarify sample code. (#19991) (Yuki Takada (Yukinosuke Takada))
• c36570c docs: Update README (GitHub Actions Bot)

v9.33.0 - August 8, 2025

• 4258046 chore: update dependency @​eslint/js to v9.33.0 (#19998) (renovate[bot])
• ad28371 chore: package.json update for @​eslint/js release (Jenkins)
• 06a22f1 test: resolve flakiness in --mcp flag test (#19993) (Pixel998)
• 732433c fix: allow any type for meta.docs.recommended in custom rules (#19995) (Francesco Trotta)
• 34f0723 docs: playground button for TypeScript code example (#19671) (Tanuj Kanti)
• dc942a4 docs: Update README (GitHub Actions Bot)
• 5a4b6f7 docs: Update no-multi-assign.md (#19979) (Yuki Takada (Yukinosuke Takada))
• 247e156 docs: add missing let declarations in no-plusplus (#19980) (Yuki Takada (Yukinosuke Takada))
• 0d17242 docs: Update README (GitHub Actions Bot)
• e07820e feat: add global object access detection to no-restricted-globals (#19939) (sethamus)
• fa20b9d docs: Clarify when to open an issue for a PR (#19974) (Nicholas C. Zakas)
• 54920ed test: switch to Linter.Config in ESLintRules type tests (#19977) (Francesco Trotta)
• e8a6914 fix: Fixed potential bug in check-emfile-handling.js (#19975) (諏訪原慶斗)
• 90b050e feat: support explicit resource management in one-var (#19941) (Sweta Tanwar)
• 27fa865 build: use ESLint class to generate formatter examples (#19972) (Milos Djermanovic)

• b8875f6 9.34.0
• 2e455fb Build: changelog update for 9.34.0
• f19ad94 chore: upgrade to @eslint/js@9.34.0 (#20030)
• b48fa20 chore: package.json update for @​eslint/js release
• 4bce8a2 chore: package.json update for eslint-config-eslint release
• 0c9999c refactor: prefer default options in grouped-accessor-pairs (#20028)
• 0b4a590 docs: make rulesdir deprecation clearer (#20018)
• 9b89903 fix: default value of accessor-pairs option in rule.d.ts file (#20024)
• 6c07420 fix: fix spurious failure in neostandard integration test (#20023)
• 676f4ac fix: allow scientific notation with trailing zeros matching exponent (#20002)
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