Significant Changes

• 25% Smaller
• New docs
• Replaces the deprecated and vulnerable dagre-d3 with dagre-es

Release Notes

• #3778 Adding a hexgon shape (#3834) @knsv
• #3831 Re-enabling themes for er diagrams (#3837) @knsv
• #3882 fix for issues with mindmaps with only a single node (#3833) @knsv
• (chore) remove console stmt in pieDetector (#3840) @weedySeaDragon
• (feat) state classDef documentation (#3841) @weedySeaDragon
• 3882 edge labels (#3883) @knsv
• Add GHA that will check links + Fix broken links (#3765) @spier
• Add official vim plugin to list in integrations (#3847) @craigmac
• Add package visualizations (#3823) @sidharthv96
• Add support for @include in docs (#3863) @sidharthv96
• CI: disable pinning dependencies (#3735) @aloisklink
• Defects/issue 3878 (#3880) @MrCoder
• Feat: Add aria-describedby, aria-roledescription (#3808) @weedySeaDragon
• Fix #3799: Remove type from package.json (#3802) @sidharthv96
• Fix for #3835, makes it possible to style path elements (#3836) @knsv
• Fix typos (#3820) @endolith
• Housekeeping with eslint-unicorn (#3845) @sidharthv96
• Integrations added - Visual Studio Code [Polyglot Interactive Notebooks] (#3821) @dfinke
• Mindmap integration docs (#3810) @sidharthv96
• Reduce mermaid size by 31% (#3825) @sidharthv96
• Remove extra arrow and adjust cross position (#3641) @ishuen
• Replace dagre/dagre-d3 with dagre-d3-es (#3809) @aloisklink
• Revert "Added pie" (#3842) @pbrolin47
• Switch CDN to unpkg.com (#3777) @sidharthv96
• Switch back to jsdelivr (#3873) @sidharthv96
• Use github-dark to highlight fence blocks in vitepress docs (#3807) @aloisklink
• Use current mermaid version in docs. (#3846) @sidharthv96
• Use stylis to prepend idSelector (#3829) @DanInProgress
• bug: State diagram fix classes type (#3798) @weedySeaDragon
• bug: change shiki getHighlighter import (#3804) @weedySeaDragon
• chore(deps): remove dependency on graphlib (#3861) @aloisklink
• chore(deps): update all non-major dependencies (minor) (#3905) @renovate
• chore(deps): update all non-major dependencies (minor) (#3791) @renovate
• chore(deps): update lycheeverse/lychee-action action to v1.5.4 (#3827) @renovate
• chore(deps): update pnpm to v7.17.0 (#3828) @renovate
• chore(deps): update pnpm to v7.17.1 (#3862) @renovate
• chore(docs): Auto build docs (#3547) @sidharthv96
• chore: Housekeeping (#3783) @sidharthv96
• chore: Merge master to develop (#3780) @sidharthv96
• chore: clean up code in mermaidAPI render() and write specs/tests (#3684) @weedySeaDragon
• chore: delete functions not used in diagrams/c4 code (dead code) (#3871) @weedySeaDragon
• comments in states are skipped now (#3762) @avijit1258
• doc: remove links from atom.io; add note Atom has been archived (#3899) @weedySeaDragon
• docs: refactor Theming doc (#3889) @huynhicode
• feat: Redirect old documentation links. (#3797) @sidharthv96
• feat: Title support via front matter for ER, state, class, git, and graph diagrams (#3706) @MasonM
• fix(deps): update all non-major dependencies (patch) (#3790) @renovate
• fix(deps): update dependency rollup to v3 (#3674) @renovate
• fix: LintStaged (#3844) @sidharthv96

🎉 Thanks to all contributors helping with this release! 🎉

What's Changed

• chore(deps): update actions/checkout action to v3 by @renovate in #3645
• chore(deps): update actions/setup-node action to v3 by @renovate in #3646
• Remove inconsistent and deprecated semicolons by @revolter in #3657
• Fix windows paths for docs:build by @arpansaha13 in #3605
• feat: make parseError function more type-safe by @Some-Dood in #3643
• chore(deps): update all non-major dependencies (minor) by @renovate in #3632
• chore(deps): update all non-major dependencies (patch) by @renovate in #3671
• chore(deps): pin dependencies by @renovate in #3685
• Added Open Graph meta tags by @danangtomo in #3679
• add eslint-plugin-no-only-tests plugin by @DKurilo in #3690
• Added and configured cspell plugin to eslint by @devcer in #3604
• fix: gantt demo diagrams (#3655) by @isinek in #3688
• Chore/3697 eslint curly by @jeroenekkelkamp in #3698
• Update sequenceDiagram.md by @imgss in #3707
• Use eslint-plugin-tsdoc for TypeScript files instead of eslint-plugin-jsdoc by @aloisklink in #3708
• chore(deps): pin dependencies by @renovate in #3713
• chore(deps): update all non-major dependencies (patch) by @renovate in #3714
• Order pie chart slices clockwise by order of entries by @jasmaa in #3609
• fix: border attribute does not work in a certain writing style by @maiermic in #3636
• add the way to add notes to class diagram by @DKurilo in #3647
• add statement aliases for ER diagram by @DKurilo in #3649
• fix: Fix useMaxWidth option for git graph by @uttk in #3652
• #3659 Adding height when not using maxWidth by @knsv in #3668
• Change fill attribute to style by @CalebUsadi in #3719
• feat: [State diagram] Add classDefs and classes to states by @weedySeaDragon in #3644
• Fill inheritance arrow with background color by @vallsv in #3543
• Ensure example code and rendered output are synced by @marcjansen in #3721
• fix(git): Support quoted branch names by @gibson042 in #3726
• docs: Add link to docs source by @sidharthv96 in #3612
• chore(deps): update all non-major dependencies (patch) by @renovate in #3736
• chore(deps): update all non-major dependencies (minor) by @renovate in #3737
• feat(gantt): Add option 'tickInterval' for custom tick interval by @DarkNami in #3729
• Fix/convert attr to style in er graph by @CalebUsadi in #3722
• update user story link for #3740 by @6footGeek in #3741
• Improved New Documentation by @emersonbottero in #3678
• chore: fix cSpell word entry misspelling "mermiad" -> "mermaid" by @weedySeaDragon in #3751
• Fix link to CSS classes by @hugovk in #3752
• docs: Update references to default config in directives page by @raptor0929 in #3738
• Fix link relative links to documentation files by @spier in #3760
• chore(deps): update all non-major dependencies (patch) by @renovate in #3769
• chore(deps): update all non-major dependencies (minor) by @renovate in #3770
• Fix CSpell by @sidharthv96 in #3753
• Live edits for Docs by @sidharthv96 in #3755
• Switch CDN to unpkg.com by @sidharthv96 in #3777
• chore: Housekeeping by @sidharthv96 in #3783
• Pnpm issue reproduction by @sidharthv96 in #3784
• fix(deps): update all non-major dependencies (patch) by @renovate in #3790
• chore: clean up code in mermaidAPI render() and write specs/tests by @weedySeaDragon in #3684
• chore(deps): update all non-major dependencies (minor) by @renovate in #3791
• fix(deps): update dependency rollup to v3 by @renovate in #3674
• Add GHA that will check links + Fix broken links by @spier in #3765
• chore: Merge master to develop by @sidharthv96 in #3780
• bug: change shiki getHighlighter import by @weedySeaDragon in #3804
• Fix #3799: Remove type from package.json by @sidharthv96 in #3802
• CI: disable pinning dependencies by @aloisklink in #3735
• bug: State diagram fix classes type by @weedySeaDragon in #3798
• Remove extra arrow and adjust cross position by @ishuen in #3641
• comments in states are skipped now by @avijit1258 in #3762
• feat: Redirect old documentation links. by @sidharthv96 in #3797
• Mindmap integration docs by @sidharthv96 in #3810
• Use github-dark to highlight fence blocks in vitepress docs by @aloisklink in #3807
• chore(deps): update lycheeverse/lychee-action action to v1.5.4 by @renovate in #3827
• chore(deps): update pnpm to v7.17.0 by @renovate in #3828
• feat: Title support via front matter for ER, state, class, git, and graph diagrams by @MasonM in #3706
• Replace dagre/dagre-d3 with dagre-d3-es by @aloisklink in #3809
• Add package visualizations by @sidharthv96 in #3823
• #3882 fix for issues with mindmaps with only a single node by @knsv in #3833
• #3778 Adding a hexgon shape by @knsv in #3834
• Fix for #3835, makes it possible to style path elements by @knsv in #3836
• #3831 Re-enabling themes for er diagrams by @knsv in #3837
• (chore) remove console stmt in pieDetector by @weedySeaDragon in #3840
• Revert "Added pie" by @pbrolin47 in #3842
• Fix typos by @endolith in #3820
• (feat) state classDef documentation by @weedySeaDragon in #3841
• Integrations added - Visual Studio Code [Polyglot Interactive Notebooks] by @dfinke in #3821
• Reduce mermaid size by 31% by @sidharthv96 in #3825
• fix: LintStaged by @sidharthv96 in #3844
• Add official vim plugin to list in integrations by @craigmac in #3847
• chore(deps): remove dependency on graphlib by @aloisklink in #3861
• chore(deps): update pnpm to v7.17.1 by @renovate in #3862
• Make gitgraph snapshots consistent in E2E tests by @aloisklink in #3860
• Use stylis to prepend idSelector by @DanInProgress in #3829
• Use current mermaid version in docs. by @sidharthv96 in #3846
• Add support for @include in docs by @sidharthv96 in #3863
• Housekeeping with eslint-unicorn by @sidharthv96 in #3845
• chore: delete functions not used in diagrams/c4 code (dead code) by @weedySeaDragon in #3871
• Switch back to jsdelivr by @sidharthv96 in #3873
• 3882 edge labels by @knsv in #3883
• Small fix for issue #3881 by @knsv in #3884
• Defects/issue 3878 by @MrCoder in #3880
• chore(docs): Auto build docs by @sidharthv96 in #3547
• docs: refactor Theming doc by @huynhicode in #3889
• Feat: Add aria-describedby, aria-roledescription by @weedySeaDragon in #3808
• Release/9.3.0 by @sidharthv96 in #3911

New Contributors

• @revolter made their first contribution in #3657
• @Some-Dood made their first contribution in #3643
• @danangtomo made their first contribution in #3679
• @DKurilo made their first contribution in #3690
• @devcer made their first contribution in #3604
• @isinek made their first contribution in #3688
• @jeroenekkelkamp made their first contribution in #3698
• @imgss made their first contribution in #3707
• @jasmaa made their first contribution in #3609
• @uttk made their first contribution in #3652
• @CalebUsadi made their first contribution in #3719
• @marcjansen made their first contribution in #3721
• @DarkNami made their first contribution in #3729
• @6footGeek made their first contribution in #3741
• @hugovk made their first contribution in #3752
• @raptor0929 made their first contribution in #3738
• @spier made their first contribution in #3760
• @ishuen made their first contribution in #3641
• @avijit1258 made their first contribution in #3762
• @MasonM made their first contribution in #3706
• @endolith made their first contribution in #3820
• @dfinke made their first contribution in #3821
• @craigmac made their first contribution in #3847
• @DanInProgress made their first contribution in #3829
• @MrCoder made their first contribution in #3880
• @huynhicode made their first contribution in #3889

Full Changelog: v9.2.2...v9.3.0