We'd like to offer a big thanks to the 13 contributors who made this release possible. Here are some highlights ✨:

• 🌍 Add Greek (el-GR) locale on Pickers and improve on Data Grid
• 🚅 Performance improvements
• 🐞 Bugfixes
• 📚 Documentation improvements

@mui/x-data-grid@6.8.0 / @mui/x-data-grid-pro@6.8.0 / @mui/x-data-grid-premium@6.8.0

Changes

• [DataGrid] Add missing styles to overridesResolver (#9248) @mrmuhammadali
• [DataGrid] Keep column header menu icon always visible on touch devices (#9076) @cherniavskii
• [DataGrid] Correct the type for single digit edited number value (#9282) @MBilalShafi
• [DataGrid] Correct the type for single digit edited number for row edit (#9348) @MBilalShafi
• [DataGrid] Filtering performance: cache values (#9284) @romgrk
• [DataGrid] Fix tabbing between actions cells in edit mode (#9321) @md250721
• [DataGrid] Make autocompletion work for GridColDef['type'] (#9320) @cherniavskii
• [DataGrid] Polish shortcut logic (#9220) @oliviertassinari
• [DataGrid] Row reordering fix for different row heights (#7006) @yaredtsy
• [DataGrid] Scroll performance improvements (#9037) @romgrk
• [l10n] Improve Greek (el-GR) locale (#9292) @clytras

@mui/x-date-pickers@6.8.0 / @mui/x-date-pickers-pro@6.8.0

Changes

• [l10n] Add Greek (el-GR) locale (#9293) @clytras
• [pickers] Add a referenceDate prop on DateCalendar, MonthCalendar and YearCalendar (#9260) @flaviendelangle
• [pickers] Close the calendar when a shortcut is selected (#9080) @flaviendelangle
• [pickers] Fix disabling for digital clock (#9300) @alexfauquette

Docs

• [docs] Add header filters to the popular features demo (#9069) @MBilalShafi
• [docs] Fix Date Calendar dynamic data demo (#9290) @benzler
• [docs] Fix Data Grid header filter link (#9225) @oliviertassinari
• [docs] Fix missing docs version warning (#9221) @oliviertassinari
• [docs] Improve Chart overview (#9333) @oliviertassinari
• [docs] Improve Next.js license installation guide (#8975) @oliviertassinari
• [docs] Link pagination documentation to the migration guide (#9296) @MBilalShafi
• [docs] One step toward components -> slots (#9251) @oliviertassinari
• [docs] Improve and reorganize sections on editing page (#8431) @joserodolfofreitas
• [docs] Add clipboard paste to popular features demo (#9029) @cherniavskii

Core

• [core] Polish event name (#9336) @oliviertassinari
• [core] Re-enable Argos CI step (#9301) @LukasTy
• [core] Upgrade Node.js to v18 on CircleCI, CodeSandbox and Netlify (#9319) @ZeeshanTamboli
• [core] Upgrade Node.js v18 for l10n GitHub CI (#9355) @ZeeshanTamboli
• [charts] Add demonstration pages based on Recharts demo (#9175) @alexfauquette
• [charts] Add legend (#9024) @alexfauquette
• [charts] Complete the docs to introduce charts (#9153) @alexfauquette
• [charts] Manage elements highlights (#9242) @alexfauquette
• [charts] Prefix subcomponents with Charts (#9314) @alexfauquette
• [license] Improve annual license expiration message (#9135) @oliviertassinari